From Newsgroup: sci.space.news

Welcome to the Space Calendar!

Created in 1994, this Space Calendar covers space-related activities
and anniversaries for the upcoming year. It is also available on the
web at:

http://www.jpl.nasa.gov/calendar/

The online version of the Space Calendar includes over 5,200 links to related home pages.

This calendar is compiled and maintained by Ron Baalke. Please send any updates or corrections to ron@jpl.nasa.gov. Note that launch dates
are subject to change at any time. Also, note that anniversary dates are listed in 5 year increments only.

Follow me on Twitter: https://twitter.com/RonBaalke

The following people have contributed to this month's calendar:

o Vicky Barlow, Rick Baldridge

=========================
SPACE CALENDAR
March 21, 2016
=========================

* indicates changes from last month's calendar.

March 2016
Mar ?? - Spektr-RG Zenit-3F Launch
Mar ?? - Cosmos (GLONASS 760, Uragan-M N50) Soyuz-2.1b/Fregat-M Launch
Mar ?? - Cosmos Soyuz-2.1v Launch
Mar 21 - Comet 252P/LINEAR Near-Earth Flyby (0.036 AU)
Mar 21 - Comet 172P/Yeung At Opposition (2.658 AU)
Mar 21 - Asteroid 3354 McNair Closest Approach To Earth (1.392 AU)
Mar 21 - Asteroid 5676 Voltaire Closest Approach To Earth (1.937 AU)
Mar 21 - Asteroid 1132 Hollandia Closest Approach To Earth (1.995 AU)
Mar 21 - Antonia Maury's 150th Birthday (1866)
* Mar 22 - Cygnus CRS-6 (OA-6)/KickSat 2 Atlas 5 Launch (International Space Station)
Mar 22 - Comet P/2016 BA14 (PANSTARRS) Near-Earth Flyby (0.024 AU)
Mar 22 - Comet 104P/Kowal Closest Approach To Earth (1.780 AU)
Mar 22 - Comet 107P/Wilson-Harrington At Opposition (3.299 AU)
Mar 22 - Asteroid 51915 (2001 QF71) Occults HIP 29434 (4.9 Magnitude Star)
* Mar 22 - Amor Asteroid 2016 FZ2 Near-Earth Flyby (0.062 AU)
Mar 22 - Asteroid 5040 Rabinowitz Closest Approach To Earth (1.846 AU)
Mar 22 - Asteroid 2127 Tanya Closest Approach To Earth (2.282 AU)
Mar 22 - Dwarf Planet 136472 Makemake At Opposition (51.568 AU)
Mar 22 - 20th Anniversary (1996), STS-76 Launch (Space Shuttle Atlantis, Mir Space Station)
Mar 22 - Rich Terrile's 65th Birthday (1951)
Mar 22 - Musa Manarov's 65th Birthday (1951)
Mar 23 - Penumbral Lunar Eclipse
Mar 23 - Apollo Asteroid 2016 CY135 Near-Earth Flyby (0.036 AU)
* Mar 23 - Apollo Asteroid 2016 EF157 Near-Earth Flyby (0.042 AU)
* Mar 23 - Apollo Asteroid 2016 EF86 Near-Earth Flyby (0.047 AU)
Mar 23 - Asteroid 7934 Sinatra Closest Approach To Earth (1.296 AU)
Mar 23 - Asteroid 3672 Stevedberg Closest Approach To Earth (1.394 AU)
Mar 23 - Gary Kronk's 60th Birthday (1956)
Mar 24 - Comet 201P/LONEOS Closest Approach To Earth (2.902 AU)
Mar 24 - Comet 206P/Barnard-Boattini At Opposition (3.529 AU)
Mar 24 - Comet C/2014 R3 (PANSTARRS) Closest Approach To Earth (7.181 AU)
* Mar 24 - Apollo Asteroid 2016 EQ1 Near-Earth Flyby (0.021 AU)
* Mar 24 - Amor Asteroid 2016 EJ158 Near-Earth Flyby (0.060 AU)
Mar 24 - 5th Anniversary (2011), Stardust Depletion Burn - End of Mission
Mar 24 - Daniel Fahrenheit's 330th Birthday (1686)
Mar 25 - Cassini, Orbital Trim Maneuver #444 (OTM-444)
Mar 25 - Comet 104P/Kowal Perihelion (1.179 AU)
Mar 25 - Comet 148P/Anderson-LINEAR Closest Approach To Earth (2.009 AU)
Mar 25 - Comet 213P/Van Ness At Opposition (2.836 AU)
Mar 25 - Comet 213P-B/Van Ness At Opposition (2.838 AU)
* Mar 25 - Comet P/2015 B4 (Lemmon-PANSTARRS) Closest Approach To Earth (3.587 AU)
Mar 25 - Apollo Asteroid 1994 UG Near-Earth Flyby (0.044 AU)
* Mar 25 - Apollo Asteroid 2016 FX2 Near-Earth Flyby (0.057 AU)
Mar 25 - Amor Asteroid 2016 CB30 Near-Earth Flyby (0.097 AU)
Mar 25 - Asteroid 6032 Nobel Closest Approach To Earth (1.845 AU)
Mar 25 - Asteroid 13681 Monty Python Closest Approach To Earth (1.968 AU)
Mar 25 - Asteroid 397 Vienna Closest Approach To Earth (2.303 AU)
Mar 25 - 20th Anniversary (1996), Comet Hyakutake Near-Earth Flyby (0.10 AU)
Mar 25 - 55th Anniversary (1961), Sputnik 10 Launch (Carried Dog Named Zvezdochka)
Mar 25 - 205th Anniversary (1811), Honore Flaugergues Discovers The Great Comet of 1811
Mar 25 - Giovanni Amici's 230th Birthday (1786)
Mar 26 - Comet 73P-AA/Schwassmann-Wachmann Closest Approach To Earth (1.313 AU)
Mar 26 - Comet P/2014 U2 (Kowalski) At Opposition (3.102 AU)
Mar 26 - Comet 108P/Ciffreo At Opposition (3.184 AU)
* Mar 26 - Apollo Asteroid 2016 ED28 Near-Earth Flyby (0.086 AU)
* Mar 26 - Apollo Asteroid 2016 EC28 Near-Earth Flyby (0.090 AU)
* Mar 26 - Amor Asteroid 2016 FF1 Near-Earth Flyby (0.096 AU)
Mar 26 - Asteroid 5805 Glasgow Closest Approach To Earth (1.344 AU)
Mar 26 - Asteroid 4758 Hermitage Closest Approach To Earth (2.738 AU)
Mar 26 - 25th Anniversary (1991), Tahara Meteorite Fall (Hit Car Carrier in Japan)
Mar 27 - Easter Sunday
Mar 27 - European Summer Time - Set Clock Ahead 1 Hour (European Union)
Mar 27 - Comet P/2011 U2 (Bressi) Closest Approach To Earth (4.534 AU)
Mar 27 - Comet P/2011 U2 (Bressi) At Opposition (4.534 AU)
Mar 27 - Aten Asteroid 325102 (2008 EY5) Near-Earth Flyby (0.098 AU)
Mar 27 - Apollo Asteroid 1863 Antinous Closest Approach To Earth (0.237 AU)
Mar 27 - Asteroid 16529 Dangoldin Closest Approach To Earth (1.421 AU)
Mar 27 - Asteroid 8991 Solidarity Closest Approach To Earth (1.471 AU)
Mar 27 - Asteroid 2247 Hiroshima Closest Approach To Earth (1.678 AU)
Mar 27 - Asteroid 14880 Moa Closest Approach To Earth (1.718 AU)
* Mar 28 - Comet 335P/Gibbs Closest Approach To Earth (1.195 AU)
Mar 28 - Comet P/2013 YG46 (Spacewatch) At Opposition (1.930 AU)
Mar 28 - Comet 172P/Yeung Closest Approach To Earth (2.652 AU)
Mar 28 - Comet 291P/NEAT At Opposition (4.175 AU)
Mar 28 - Centaur Object 10199 Chariklo Occults 2UCAC 17591365 (14.0 Magnitude
Star)
Mar 28 - Asteroid 19383 Rolling Stones Closest Approach To Earth (1.591 AU)
Mar 28 - 30th Anniversary (1986), ICE, Comet Halley Distant Flyby
* Mar 29 - Comet 336P/McNaught Closest Approach To Earth (2.528 AU)
Mar 29 - Comet 4P/Faye At Opposition (3.827 AU)
Mar 29 - Comet 120P/Mueller At Opposition (4.276 AU)
Mar 29 - Aten Asteroid 2016 BC14 Near-Earth Flyby (0.025 AU)
* Mar 29 - Apollo Asteroid 2016 EK156 Near-Earth Flyby (0.036 AU)
Mar 29 - Asteroid 4444 Escher Closest Approach To Earth (1.457 AU)
Mar 29 - Apollo Asteroid 2101 Adonis Closest Approach To Earth (1.981 AU)
Mar 29 - Joseph Taylor's 75th Birthday (1941)
Mar 30 - Cygnus CRS Orb-5 Antares Launch (International Space Station)
Mar 30 - Comet 11P/Tempel-Swift-LINEAR At Opposition (3.323 AU)
Mar 30 - Comet 156P/Russell-LINEAR At Opposition (3.865 AU)
Mar 30 - Aten Asteroid 2010 GD35 Near-Earth Flyby (0.039 AU)
Mar 30 - Aten Asteroid 2008 BX2 Near-Earth Flyby (0.049 AU)
* Mar 30 - Apollo Asteroid 2016 EQ84 Near-Earth Flyby (0.071 AU)
Mar 30 - Asteroid 289586 Shackleton Closest Approach To Earth (1.064 AU)
Mar 30 - Asteroid 5703 Hevelius Closest Approach To Earth (1.912 AU)
Mar 30 - Robert Bunsen's 205th Birthday (1811)
Mar 31 - Progress MS-2 Soyuz U Launch (International Space Station 63P)
Mar 31 - Mercury Passes 0.6 Degrees From Uranus
Mar 31 - Asteroid 19398 Creedence Closest Approach To Earth (1.927 AU)
Mar 31 - Asteroid 990 Yerkes Closest Approach To Earth (2.244 AU)
Mar 31 - Asteroid 7336 Saunders Closest Approach To Earth (2.363 AU)
Mar 31 - 50th Anniversary (1966), Luna 10 Launch (USSR Moon Orbiter)
Mar 31 - Rene Descartes' 420th Birthday (1596)

April 2016
Apr ?? - Sentinel 5P Rokot/Briz-KM Launch
Apr ?? - JCSat 14 Falcon 9 Launch
Apr ?? - Shijian 10 CZ-2D Launch
Apr ?? - 30th Anniversary (1986), Sayama Meteorite Fall (Hit House in Japan)
Apr ?? - Egnatio Danti's 480th Birthday (1536)
Apr 01 - Cassini, Orbital Trim Maneuver #445 (OTM-445)
Apr 01 - Comet 233P/La Sagra Closest Approach To Earth (1.762 AU)
Apr 01 - Comet 110P/Hartley Closest Approach To Earth (2.567 AU)
Apr 01 - Asteroid 3 Juno Occults TYC 4991-00651-1 (11.9 Magnitude Star)
Apr 01 - Asteroid 1159 Granada Closest Approach To Earth (1.429 AU)
Apr 01 - Asteroid 7495 Feynman Closest Approach To Earth (1.520 AU)
Apr 01 - Asteroid 39566 Carllewis Closest Approach To Earth (1.769 AU)
Apr 01 - Asteroid 14702 Benclark Closest Approach To Earth (2.111 AU)
Apr 02 - Comet 100P/Hartley Perihelion (2.011 AU)
Apr 02 - Comet 106P/Schuster At Opposition (3.716 AU)
Apr 02 - Comet 84P/Giclas At Opposition (4.249 AU)
Apr 02 - Asteroid 18458 Caesar Closest Approach To Earth (1.003 AU)
Apr 02 - Asteroid 2046 Leningrad Closest Approach To Earth (2.706 AU)
Apr 02 - 80th Anniversary (1936), Yurtuk Meteorite Fall (Hit House in Ukraine)
Apr 02 - Clement Ader's 175th Birthday (1841)
* Apr 03 - Comet 333P/LINEAR Perihelion (1.118 AU)
Apr 03 - Comet P/2009 Q4 (Boattini) Closest Approach To Earth (2.071 AU)
Apr 03 - Aten Asteroid 2008 FX6 Near-Earth Flyby (0.070 AU)
Apr 03 - Asteroid 13609 Lewicki Closest Approach To Earth (1.600 AU)
Apr 03 - Gus Grissom's 90th Birthday (1926)
Apr 03 - Hermann Vogel's 175th Birthday (1841)
Apr 04 - Cassini, Titan Flyby
Apr 04 - Asteroid 5748 Davebrin Closest Approach To Earth (1.698 AU)
Apr 04 - Asteroid 886 Washingtonia Closest Approach To Earth (3.035 AU)
Apr 05 - Comet P/2003 T12 (SOHO) Closest Approach To Earth (1.347 AU)
* Apr 05 - Comet P/2015 B4 (Lemmon-PANSTARRS) At Opposition (3.606 AU)
Apr 05 - Comet C/2015 B1 (PANSTARRS) Closest Approach To Earth (5.044 AU)
Apr 05 - Asteroid 29470 Higgs Closest Approach To Earth (1.413 AU)
Apr 06 - Moon Occults Venus
Apr 06 - Comet 73P-AY/Schwassmann-Wachmann At Opposition (0.438 AU)
Apr 06 - Comet 213P/Van Ness Closest Approach To Earth (2.815 AU)
Apr 06 - Comet 213P-B/Van Ness Closest Approach To Earth (2.817 AU)
Apr 06 - Comet C/2015 B1 (PANSTARRS) At Opposition (5.044 AU)
* Apr 06 - Apollo Asteroid 2016 EV27 Near-Earth Flyby (0.038 AU)
Apr 06 - Asteroid 12410 Donald Duck Closest Approach To Earth (1.273 AU)
Apr 06 - Asteroid 2865 Laurel Closest Approach To Earth (1.494 AU)
Apr 06 - Asteroid 3062 Wren Closest Approach To Earth (2.385 AU)
Apr 06 - Asteroid 9012 Benner Closest Approach To Earth (2.775 AU)
Apr 07 - Cassini, Orbital Trim Maneuver #446 (OTM-446)
Apr 07 - Comet 73P-AZ/Schwassmann-Wachmann At Opposition (0.429 AU)
Apr 07 - Comet 19P/Borrelly At Opposition (2.395 AU)
Apr 07 - Comet 201P/LONEOS At Opposition (2.934 AU)
Apr 07 - Asteroid 3635 Kreutz Closest Approach To Earth (0.785 AU)
Apr 07 - Asteroid 9387 Tweeddledee Closest Approach To Earth (1.180 AU)
Apr 07 - Asteroid 4487 Pocahontas Closest Approach To Earth (1.241 AU)
Apr 07 - Asteroid 4511 Rembrandt Closest Approach To Earth (1.494 AU)
Apr 07 - Asteroid 1134 Kepler Closest Approach To Earth (2.514 AU)
Apr 07 - 125th Anniversary (1891), Indarch Meteorite Fall in Azerbaijan
Apr 07 - Erik Fredholm's 150th Birthday (1866)
* Apr 08 - CRS-8/BEAM/AggieSat 4/Bevo 2/Flock-2D 1-8/LONESTAR 2 Falcon 9 Launch
(International Space Station)
Apr 08 - Comet 190P/Mueller Perihelion (2.033 AU)
* Apr 08 - Amor Asteroid 2016 EF85 Near-Earth Flyby (0.085 AU)
Apr 08 - Asteroid 3043 San Diego Closest Approach To Earth (1.163 AU)
Apr 08 - Asteroid 3654 AAS Closest Approach To Earth (1.714 AU)
Apr 08 - Asteroid 8564 Anomalocaris Closest Approach To Earth (2.557 AU)
Apr 08 - 45th Anniversary (1971), Wethersfield Meteorite Fall (Hit House in Connecticut)
Apr 09 - Moon Occults Asteroid 4 Vesta
Apr 09 - Comet 77P/Longmore At Opposition (1.349 AU)
Apr 09 - Asteroid 36800 Katarinawitt Closest Approach To Earth (1.407 AU)
Apr 09 - Asteroid 13752 Grantstokes Closest Approach To Earth (1.634 AU)
Apr 09 - Charles-Eugene Delaunay's 200th Birthday (1816)
Apr 10 - Moon Occults Aldebaran
Apr 10 - Comet 321P/SOHO Perihelion (0.046 AU)
Apr 10 - Comet P/1999 R1 (SOHO) Closest Approach To Earth (2.345 AU)
* Apr 10 - Apollo Asteroid 2016 EH157 Near-Earth Flyby (0.068 AU)
* Apr 10 - Apollo Asteroid 2016 ED158 Near-Earth Flyby (0.073 AU)
Apr 10 - Apollo Asteroid 406952 (2009 KJ) Near-Earth Flyby (0.097 AU)
Apr 10 - Atira Asteroid 2013 JX28 Closest Approach To Earth (0.733 AU)
Apr 10 - Asteroid 3173 McNaught Closest Approach To Earth (1.261 AU)
Apr 10 - Asteroid 7291 Hyakutake Closest Approach To Earth (2.850 AU)
Apr 10 - John McClusky's 55th Birthday (1961)
Apr 10 - John Leslie's 250th Birthday (1766)
Apr 11 - Comet 268P/Bernardi Closest Approach To Earth (2.519 AU)
Apr 11 - Comet 110P/Hartley At Opposition (2.580 AU)
Apr 11 - Comet C/2015 H1 (Bressi) At Opposition (3.676 AU)
Apr 11 - Comet P/2015 D6 (Lemmon-PANSTARRS) Closest Approach To Earth (3.760 AU)
Apr 11 - Comet P/2012 TK8 (Tenagra) At Opposition (3.959 AU)
Apr 11 - Apollo Asteroid 363599 (2004 FG11) Near-Earth Flyby (0.050 AU)
Apr 11 - Apollo Asteroid 2009 BC11 Near-Earth Flyby (0.081 AU)
Apr 11 - Asteroid 1791 Patsayev Closest Approach To Earth (1.613 AU)
Apr 11 - Asteroid 1065 Amundsenia Closest Approach To Earth (1.682 AU)
Apr 11 - Asteroid 134346 Pinatubo Closest Approach To Earth (1.771 AU)
Apr 11 - Asteroid 42355 Typhon Closest Approach To Earth (19.494 AU)
Apr 11 - Donald Menzel's 115th Birthday (1901)
Apr 12 - Yuri's Night: World Space Party
Apr 12 - Comet 148P/Anderson-LINEAR At Opposition (2.056 AU)
Apr 12 - Asteroid 1814 Bach Closest Approach To Earth (1.338 AU)
Apr 12 - Asteroid 15332 CERN Closest Approach To Earth (1.430 AU)
Apr 12 - Asteroid 3252 Johnny Closest Approach To Earth (1.609 AU)
Apr 12 - Asteroid 12485 Jenniferharris Closest Approach To Earth (1.898 AU)
Apr 12 - Asteroid 336698 Melbourne Closest Approach To Earth (2.041 AU)
Apr 12 - Asteroid 5540 Smirnova Closest Approach To Earth (2.216 AU)
Apr 12 - Dwarf Planet 136108 Haumea At Opposition (49.764 AU)
Apr 12 - Yuri Ivashchenko's 55th Birthday (1961)
Apr 12 - 115th Anniversary (1901), Viscara's Discovery of the Great Comet of 1901
Apr 12 - Edward Maunder's 165th Birthday (1851)
Apr 13 - Comet 9P/Tempel Closest Approach To Earth (0.979 AU)
Apr 13 - Comet 77P/Longmore Closest Approach To Earth (1.347 AU)
Apr 13 - Aten Asteroid 2005 GR33 Near-Earth Flyby (0.020 AU)
* Apr 13 - Apollo Asteroid 2016 EK27 Near-Earth Flyby (0.057 AU)
Apr 13 - Asteroid 1862 Apollo Closest Approach To Earth (0.587 AU)
Apr 13 - Asteroid 3763 Quianxuesen Closest Approach To Earth (1.017 AU)
Apr 13 - Apollo Asteroid 11066 Sigurd Closest Approach To Earth (1.846 AU)
Apr 13 - Asteroid 20488 Pic-du-Midi Closest Approach To Earth (2.029 AU)
Apr 13 - Daniel du Toit's 145th Birthday (1871)
Apr 13 - Alexander Forbes' 145th Birthday (1871)
Apr 14 - Comet C/2016 B1 (NEOWISE) At Opposition (3.076 AU)
Apr 14 - Comet C/2014 W11 (PANSTARRS) Closest Approach To Earth (3.126 AU)
Apr 14 - Comet 178P/Hug-Bell At Opposition (4.224 AU)
Apr 14 - Comet 36P/Whipple At Opposition (4.243 AU)
Apr 14 - Asteroid 35978 Arlington Closest Approach To Earth (1.102 AU)
Apr 14 - Asteroid 3156 Ellington Closest Approach To Earth (1.697 AU)
Apr 14 - Asteroid 6592 Goya Closest Approach To Earth (2.110 AU)
Apr 14 - 85th Anniversary (1931), Pontlyfni Meteorite Fall in Wales
Apr 15 - Comet P/2013 YG46 (Spacewatch) Closest Approach To Earth (1.886 AU)
Apr 15 - Comet P/2015 D6 (Lemmon-PANSTARRS) At Opposition (3.762 AU)
Apr 15 - Apollo Asteroid 4769 Castalia Closest Approach To Earth (0.223 AU)
Apr 15 - Asteroid 2710 Veverka Closest Approach To Earth (1.135 AU)
Apr 15 - Asteroid 2244 Tesla Closest Approach To Earth (2.291 AU)
Apr 16 - Comet 237P/LINEAR At Opposition (1.433 AU)
Apr 16 - Comet 233P/La Sagra At Opposition (1.792 AU)
* Apr 16 - Asteroid 243 Ida Occults HIP 23645 (8.9 Magnitude Star)
Apr 16 - Apollo Asteroid 2008 HU4 Near-Earth Flyby (0.013 AU)
Apr 16 - Asteroid 4970 Druyan Closest Approach To Earth (1.674 AU)
Apr 16 - Asteroid 5649 Donnashirley Closest Approach To Earth (1.861 AU)
Apr 16 - Asteroid 10806 Mexico Closest Approach To Earth (1.884 AU)
Apr 16 - Asteroid 767 Bondia Closest Approach To Earth (2.546 AU)
Apr 16 - Asteroid 1691 Oort Closest Approach To Earth (2.663 AU)
Apr 16 - David Brown's 60th Birthday (1956)
Apr 17 - Aten Asteroid 2100 Ra-Shalom Closest Approach To Earth (0.508 AU)
Apr 17 - Asteroid 5020 Asimov Closest Approach To Earth (1.370 AU)
Apr 17 - Asteroid 1640 Nemo Closest Approach To Earth (1.868 AU)
Apr 17 - Asteroid 7273 Garyhuss Closest Approach To Earth (2.186 AU)
Apr 17 - Harold Johnson's 95th Birthday (1921)
Apr 18 - Mercury At Its Greatest Eastern Elongation (20 Degrees)
Apr 18 - Comet C/2013 C2 (Tenagra) Closest Approach To Earth (8.201 AU)
Apr 18 - Comet C/2013 C2 (Tenagra) At Opposition (8.201 AU)
Apr 18 - Aten Asteroid 3554 Amun Closest Approach To Earth (0.748 AU)
Apr 18 - Asteroid 5841 Stone Closest Approach To Earth (1.183 AU)
Apr 18 - Asteroid 9781 Jubjubbird Closest Approach To Earth (1.489 AU)
Apr 18 - Asteroid 1094 Siberia Closest Approach To Earth (1.676 AU)
Apr 18 - Asteroid 51823 Rickhusband Closest Approach To Earth (2.787 AU)
Apr 18 - Michel Ory's 50th Birthday (1966)
Apr 18 - Charles Gifford's 155th Birthday (1861)
Apr 19 - Comet C/2016 C2 (NEOWISE) Perihelion (1.560 AU)
Apr 19 - Asteroid 28078 Mauricehilleman Closest Approach To Earth (1.322 AU)
Apr 19 - Asteroid 3125 Hay Closest Approach To Earth (1.483 AU)
Apr 19 - Asteroid 3673 Levy Closest Approach To Earth (1.710 AU)
Apr 19 - Asteroid 55555 DNA Closest Approach To Earth (1.736 AU)
Apr 19 - Asteroid 18725 Atacama Closest Approach To Earth (1.958 AU)
Apr 19 - 15th Anniversary (2001), STS-100 Launch (Space Shuttle Endeavour, International Space Station)
Apr 19 - 45th Anniversary (1971), Salyut 1 Launch (1st Space Station)
Apr 19 - Brett Gladman's 50th Birthday (1966)
* Apr 20 - Comet C/2016 C2 (NEOWISE) Closest Approach To Earth (0.859 AU)
* Apr 20 - Comet 335P/Gibbs At Opposition (1.256 AU)
Apr 20 - Comet C/2013 X1 (PANSTARRS) Perihelion (1.314 AU)
Apr 20 - Comet P/2013 O2 (PANSTARRS) At Opposition (3.935 AU)
Apr 20 - Asteroid 4148 McCartney Closest Approach To Earth (1.053 AU)
Apr 20 - Asteroid 12790 Cernan Closest Approach To Earth (1.222 AU)
Apr 20 - Asteroid 3783 Morris Closest Approach To Earth (1.390 AU)
Apr 20 - Asteroid 8208 Volta Closest Approach To Earth (1.696 AU)
Apr 20 - Asteroid 6111 Davemckay Closest Approach To Earth (1.914 AU)
Apr 20 - Asteroid 4969 Lawrence Closest Approach To Earth (2.531 AU)
Apr 20 - Asteroid 1006 Lagrangea Closest Approach To Earth (3.265 AU)
Apr 21 - Asteroid 8992 Magnanimity Closest Approach To Earth (1.530 AU)
Apr 21 - Asteroid 17640 Mount Stromlo Closest Approach To Earth (2.237 AU)
Apr 21 - Asteroid 6677 Renoir Closest Approach To Earth (2.457 AU)
Apr 21 - Michael Freedman's 65th Birthday (1951)
Apr 21 - 85th Anniversary (1931), 1st Rocket Mail Launch by Friedrich Schmiedl
Apr 21 - Richard Lines' 100th Birthday (1916)
Apr 22 - Earth Day
* Apr 22 - Sentinel 1B/NORSAT 1/MICROSCOPE Soyuz-STA Fregat-M Launch
Apr 22 - Cassini, Orbital Trim Maneuver #447 (OTM-447)
Apr 22 - Lyrids Meteor Shower Peak
Apr 22 - Venus Passes 0.9 Degrees from Uranus
Apr 22 - Kuiper Belt Object 50000 Quaoar Occults UCAC4-373-110044 (13.9 Magnitude Star)
Apr 22 - Asteroid 21619 Johnhopkins Closest Approach To Earth (1.228 AU)
Apr 22 - Asteroid 4416 Ramses Closest Approach To Earth (1.498 AU)
Apr 22 - Asteroid 8444 Popovich Closest Approach To Earth (1.593 AU)
Apr 22 - Asteroid 9997 COBE Closest Approach To Earth (1.774 AU)
Apr 22 - Harold Jeffreys' 125th Birthday (1891)
Apr 23 - Intelsat 31 Proton-M Briz-M P4 Launch
Apr 23 - Comet P/2009 Q4 (Boattini) At Opposition (2.128 AU)
Apr 23 - Aten Asteroid 2014 UR Near-Earth Flyby (0.079 AU)
Apr 23 - Apollo Asteroid 2016 BU13 Near-Earth Flyby (0.079 AU)
Apr 23 - Apollo Asteroid 2006 HF6 Near-Earth Flyby (0.098 AU)
Apr 23 - Asteroid 218998 Navi Closest Approach To Earth (1.239 AU)
Apr 23 - Asteroid 128 Nemesis Closest Approach To Earth (2.089 AU)
Apr 24 - Comet C/2015 LC2 (PANSTARRS) Closest Approach To Earth (5.455 AU)
Apr 24 - Comet 180P/NEAT Closest Approach To Earth (1.668 AU)
* Apr 24 - Amor Asteroid 2016 FE1 Near-Earth Flyby (0.065 AU)
Apr 24 - Asteroid 48300 Kronk Closest Approach To Earth (1.954 AU)
Apr 24 - Amor Asteroid 9950 ESA Closest Approach To Earth (2.368 AU)
Apr 24 - Asteroid 1539 Borrelly Closest Approach To Earth (2.735 AU)
Apr 24 - Stephen Synnott's 70th Birthday (1946)
Apr 25 - MVL-300 (Mikhailo Lomonosov)/AIST 2/Kontact-Nanosputnik/SamSat 218 Soyuz-2.1a/Volga Launch
Apr 25 - Comet 169P/NEAT At Opposition (3.600 AU)
Apr 25 - Comet P/2014 A3 (PANSTARRS) At Opposition (4.223 AU)
Apr 25 - Comet C/2015 F3 (SWAN) At Opposition (4.386 AU)
Apr 25 - Aten Asteroid 2003 KO2 Near-Earth Flyby (0.046 AU)
Apr 25 - Asteroid 316020 Linshuhow Closest Approach To Earth (1.020 AU)
Apr 25 - Asteroid 763 Cupido Closest Approach To Earth (1.596 AU)
Apr 25 - Asteroid 11356 Chuckjones Closest Approach To Earth (2.380 AU)
Apr 25 - Asteroid 1941 Wild Closest Approach To Earth (3.872 AU)
Apr 26 - Comet C/2014 X1 (Elenin) At Opposition (3.575 AU)
* Apr 26 - Comet C/2016 E1 (PANSTARRS) At Opposition (7.506 AU)
Apr 26 - Asteroid 14965 Bonk Closest Approach To Earth (1.034 AU)
Apr 26 - Asteroid 6735 Madhatter Closest Approach To Earth (1.287 AU)
Apr 26 - Amor Asteroid 2202 Pele Closest Approach To Earth (2.449 AU)
Apr 26 - Asteroid 1268 Libya Closest Approach To Earth (3.050 AU)
Apr 27 - Comet 268P/Bernardi At Opposition (2.553 AU)
Apr 27 - Comet C/2014 W11 (PANSTARRS) At Opposition (3.149 AU)
Apr 27 - Asteroid 136 Austria Closest Approach To Earth (1.321 AU)
Apr 27 - Asteroid 5553 Chodas Closest Approach To Earth (1.385 AU)
Apr 27 - Asteroid 12820 Robinwilliams Closest Approach To Earth (2.057 AU)
Apr 27 - Asteroid 2161 Grissom Closest Approach To Earth (2.166 AU)
Apr 27 - Asteroid 5223 McSween Closest Approach To Earth (2.661 AU)
Apr 28 - Comet P/1996 R2 (Lagerkvist) At Opposition (3.755 AU)
Apr 28 - Comet C/2015 D3 (PANSTARRS) Perihelion (8.150 AU)
Apr 28 - Aten Asteroid 2013 KJ6 Near-Earth Flyby (0.095 AU)
Apr 28 - Asteroid 804 Hispania Closest Approach To Earth (1.995 AU)
* Apr 28 - Asteroid 336694 Fey Closest Approach To Earth (2.205 AU)
Apr 28 - Kuiper Belt Object 2010 EK139 At Opposition (36.115 AU)
Apr 28 - Kuiper Belt Object 2014 FC69 At Opposition (83.270 AU)
Apr 28 - 25th Anniversary (1991), STS-39 Launch (Space Shuttle Discovery, DOD)
Apr 28 - Bart Bok's 110th Birthday (1906)
Apr 29 - Comet 53P/Van Biesbroeck Perihelion (2.427 AU)
Apr 29 - Aten Apollo Asteroid 2002 CX58 Near-Earth Flyby (0.043 AU)
Apr 29 - Asteroid 10797 Guatemala Closest Approach To Earth (1.027 AU)
Apr 29 - Asteroid 7041 Nantucket Closest Approach To Earth (1.487 AU)
Apr 29 - Asteroid 22739 Sikhote-Alin Closest Approach To Earth (1.780 AU)
Apr 29 - Asteroid 19631 Greensleeves Closest Approach To Earth (2.251 AU)
Apr 29 - Aleksander Wolszczan's 70th Birthday (1946)
Apr 30 - NuNat 1 (Aleph-1 1)/Nusat 2 (Aleph-1 2) CZ-3B Launch
Apr 30 - Comet P/1999 R1 (SOHO) At Opposition (2.416 AU)
Apr 30 - Asteroid 2008 PR9 Near-Earth Flyby (0.077 AU)
Apr 30 - Asteroid 5256 Farquhar Closest Approach To Earth (1.503 AU)
Apr 30 - Asteroid 6227 Alanrubin Closest Approach To Earth (1.965 AU)
Apr 30 - Asteroid 30441 Curly Closest Approach To Earth (2.255 AU)
Apr 30 - 1010th Anniversary (1006 AD), Appearance of Supernova 1006

May 2016
May ?? - Progress M-UM Soyuz-2.1b Launch (International Space Station 06R)
May ?? - SCATSAT 1 PSLV-CA Launch
May ?? - John Birmingham's 200th Birthday (1816)
May 01 - Comet 180P/NEAT At Opposition (1.674 AU)
May 01 - Comet 302P/Lemmon-PANSTARRS Perihelion (3.303 AU)
May 01 - Comet C/2015 LC2 (PANSTARRS) At Opposition (5.463 AU)
May 01 - Apollo Asteroid 2014 US115 Near-Earth Flyby (0.024 AU)
May 01 - Apollo Asteroid 3752 Camillo Closest Approach To Earth (1.598 AU)
May 01 - 20th Anniversary (1996), Ulysses Crosses Comet Hyakutake's Tail
May 02 - Comet C/2015 B2 (PANSTARRS) At Opposition (3.830 AU)
May 02 - Asteroid 3917 Franz Schubert Closest Approach To Earth (1.394 AU)
May 02 - Asteroid 29132 Bradpitt Closest Approach To Earth (1.523 AU)
May 02 - Asteroid 916 America Closest Approach To Earth (1.851 AU)
May 02 - Asteroid 10552 Stockholm Closest Approach To Earth (2.214 AU)
May 02 - Asteroid 11247 Wilburwright Closest Approach To Earth (2.490 AU)
May 02 - Asteroid 3709 Polypoites Closest Approach To Earth (4.526 AU)
* May 03 - Eutelsat 117 West B/ABS-2A Falcon 9 Launch
May 03 - Cassini, Orbital Trim Maneuver #448 (OTM-448)
May 03 - Comet 89P/Russell At Opposition (1.719 AU)
* May 03 - Comet C/2016 E1 (PANSTARRS) Closest Approach To Earth (7.498 AU)
May 03 - Apollo Asteroid 444584 (2006 UK) Near-Earth Flyby (0.046 AU)
May 03 - Asteroid 5899 Jedicke Closest Approach To Earth (1.293 AU)
May 03 - Asteroid 5049 Sherlock Closest Approach To Earth (1.474 AU)
May 03 - Asteroid 1578 Kirkwood Closest Approach To Earth (3.654 AU)
May 04 - Comet 237P/LINEAR Closest Approach To Earth (1.395 AU)
May 04 - Comet C/2014 Y1 (PANSTARRS) Closest Approach To Earth (1.646 AU)
May 04 - Comet 140P/Bowell-Skiff Closest Approach To Earth (2.283 AU)
* May 04 - Apollo Asteroid 2016 EK56 Near-Earth Flyby (0.082 AU)
May 04 - Kuiper Belt Object 2010 FX86 At Opposition (45.281 AU)
May 05 - MUOS 5 Atlas 5 Launch
May 05 - Eta Aquarids Meteor Shower Peak
May 05 - Apollo Asteroid 388945 (2008 TZ3) Near-Earth Flyby (0.034 AU)
* May 05 - Asteroid 3688 Navajo Closest Approach To Earth (1.359 AU)
May 05 - Asteroid 8003 Kelvin Closest Approach To Earth (1.405 AU)
May 05 - Centaur Object 144908 (2004 YH32) At Opposition (11.747 AU)
May 05 - 55th Anniversary (1961), Freedom 7 Launch (Alan Shepard, 1st US Man in Space)
May 05 - John Draper's 205th Birthday (1811)
May 06 - Cassini, Titan Flyby
May 06 - Space Day
May 06 - Comet C/2015 B2 (PANSTARRS) Perihelion (3.370 AU)
May 06 - Comet 121P/Shoemaker-Holt At Opposition (3.890 AU)
May 06 - Atira Asteroid 434326 (2004 JG6) Closest Approach To Earth (0.825 AU)
May 06 - Robert Dicke's 100th Birthday (1916)
May 06 - 120th Anniversary (1896), 1st Successful Flight of a Large Unmanned Heavier-Than-Air Craft
(Langley Aerodrome No. 5)
May 07 - Comet C/2014 M1 (PANSTARRS) Closest Approach To Earth (4.871 AU)
May 07 - Asteroid 2 Pallas Occults TYC 1125-00398-1 (11.9 Magnitude Star)
May 07 - Asteroid 2713 Luxemburg Closest Approach To Earth (1.805 AU)
May 07 - Asteroid 3534 Sax Closest Approach To Earth (2.117 AU)
May 07 - Asteroid 3106 Morabito Closest Approach To Earth (2.919 AU)
May 07 - Kuiper Belt Object 90568 (2004 GV9) At Opposition (38.458 AU)
May 07 - Raymond Lyttlteon's 105th Birthday (1911)
May 08 - Moon Occults Aldebaran
May 08 - Apollo Asteroid 2014 JG55 Near-Earth Flyby (0.020 AU)
May 08 - Apollo Asteroid 2010 KP10 Near-Earth Flyby (0.076 AU)
May 08 - Asteroid 284996 Rosaparks Closest Approach To Earth (1.758 AU)
May 08 - Asteroid 1154 Astronomia Closest Approach To Earth (2.254 AU)
May 09 - Mercury Transits The Sun
May 09 - Cassini, Orbital Trim Maneuver #449 (OTM-449)
May 09 - Comet 100P/Hartley Closest Approach To Earth (1.043 AU)
May 09 - Comet 116P/Wild Closest Approach To Earth (1.340 AU)
May 09 - Comet C/2016 B1 (NEOWISE) Closest Approach To Earth (3.001 AU)
May 09 - Comet P/2015 C1 (TOTAS-Gibbs) Closest Approach To Earth (2.999 AU)
* May 09 - Apollo Asteroid 2063 Bacchus Closest Approach To Earth (0.878 AU)
May 09 - Asteroid 4690 Strasbourg Closest Approach To Earth (1.209 AU)
* May 09 - Asteroid 85197 Ginkgo Closest Approach To Earth (1.499 AU)
May 09 - Asteroid 3140 Stellafane Closest Approach To Earth (2.282 AU)
May 09 - Asteroid 8958 Stargazer Closest Approach To Earth (1.761 AU)
May 09 - Asteroid 51826 Kalpanachawla Closest Approach To Earth (2.321 AU)
May 09 - Asteroid 3351 Smith Closest Approach To Earth (2.609 AU)
May 09 - Vance Brand's 85th Birthday (1931)
May 09-15 - Astronomy Week
May 10 - Comet 243P/NEAT At Opposition (3.645 AU)
May 10 - Asteroid 4825 Ventura Closest Approach To Earth (1.532 AU)
* May 10 - Asteroid 3162 Nostalgia Closest Approach To Earth (2.589 AU)
May 11 - Comet P/2010 P4 (WISE) At Opposition (2.853 AU)
* May 11 - Asteroid 9725 Wainscoat Closest Approach To Earth (1.085 AU)
May 11 - Asteroid 3749 Balam Closest Approach To Earth (1.349 AU)
* May 11 - Asteroid 3594 Scotti Closest Approach To Earth (1.566 AU)
May 11 - Asteroid 73769 Delphi Closest Approach To Earth (3.520 AU)
May 11 - Asteroid 5254 Ulysses Closest Approach To Earth (4.864 AU)
May 11 - Jacqueline Cochran's 110th Birthday (1906)
May 11 - Theodore Von Karman's 135th Birthday (1881)
May 12 - NROL-37 Delta 4 Launch
May 12 - Comet 253P/PANSTARRS At Opposition (3.365 AU)
May 12 - Comet P/2009 S2 (McNaught) At Opposition (3.464 AU)
May 12 - Comet C/2014 M1 (PANSTARRS) At Opposition (4.876 AU)
* May 12 - Asteroid 5036 Tuttle Closest Approach To Earth (1.886 AU)
May 12 - Asteroid 6639 Marchis Closest Approach To Earth (1.914 AU)
* May 12 - Asteroid 945 Barcelona Closest Approach To Earth (1.983 AU)
May 12 - Asteroid 216 Kleopatra Closest Approach To Earth (2.452 AU)
May 13 - Mercury Passes 0.4 Degrees From Venus
May 13 - Comet 100P/Hartley At Opposition (1.045 AU)
May 13 - Comet 77P/Longmore Perihelion (2.336 AU)
May 13 - Comet 236P/LINEAR At Opposition (3.190 AU)
May 13 - Comet P/2001 R6 (LINEAR-Skiff) At Opposition (4.272 AU)
May 13 - Asteroid 22824 von Neumann Closest Approach To Earth (1.528 AU)
May 13 - Asteroid 7328 Casanova Closest Approach To Earth (1.710 AU)
May 13 - Asteroid 1143 Odysseus Closest Approach To Earth (4.553 AU)
May 13 - 35th Anniversary (1981), Salem Meteorite Fall (Hit House in Oregon)
May 13 - Aleksandr Kaleri's 60th Birthday (1956)
May 13 - 155th Anniversary (1861), John Tebbutt's Discovery of the Great Comet of 1861
May 14 - Astronomy Day
May 14 - Comet P/2006 F1 (Kowalski) At Opposition (3.564 AU)
May 14 - Comet 185P/Petriew At Opposition (3.727 AU)
May 14 - Comet P/2009 SK280 (Spacewatch-Hill) At Opposition (4.092 AU)
May 14 - Asteroid 1103 Sequoia Closest Approach To Earth (1.041 AU)
May 14 - Asteroid 2653 Principia Closest Approach To Earth (1.404 AU)
May 14 - Asteroid 32096 Puckett Closest Approach To Earth (1.462 AU)
May 14 - Apollo Asteroid 1866 Sisyphus Closest Approach To Earth (1.576 AU)
May 14 - Asteroid 2305 King Closest Approach To Earth (1.853 AU)
* May 15 - Comet P/2016 A7 (PANSTARRS) Closest Approach To Earth (1.297 AU)
May 15 - Comet C/2015 Y1 (LINEAR) Perihelion (2.514 AU)
May 15 - Comet 129P/Shoemaker-Levy Closest Approach To Earth (3.313 AU)
May 15 - Asteroid 18024 Dobson Closest Approach To Earth (1.973 AU)
May 15 - Asteroid 132904 Notkin Closest Approach To Earth (2.951 AU)
May 15 - 180th Anniversary (1836), Francis Baily Observation of 'Baily's Beads'
During Annular Solar Eclipse
May 16 - Apollo Asteroid 2016 BX14 Near-Earth Flyby (0.058 AU)
May 16 - Asteroid 3124 Kansas Closest Appraoch To Earth (1.765 AU)
May 16 - Asteroid 17062 Bardot Closest Approach To Earth (2.080 AU)
* May 16 - Kuiper Belt Object 2015 KH162 At Opposition (58.159 AU)
May 16 - 5th Anniversary (2011), STS-134 Launch (Space Shuttle Endeavour, International Space Station)
May 16 - 150th Anniversary (1866), Norman Pogson's Discovery of Asteroid 87 Sylvia
May 17 - Comet 89P/Russell Closest Approach To Earth (1.691 AU)
May 17 - Comet C/2015 W1 (Gibbs) Perihelion (2.232 AU)
May 17 - Comet 129P/Shoemaker-Levy At Opposition (3.313 AU)
May 17 - Comet 32P/Comas Sola At Opposition (3.554 AU)
May 17 - Comet 131P/Mueller At Opposition (3.736 AU)
May 17 - Comet P/2009 SK280 (Spacewatch-Hill) Closest Approach To Earth (4.091 AU)
May 17 - Aten Asteroid 5381 Sekmet Closest Approach To Earth (0.489 AU)
May 17 - Atira Asteroid 164294 (2004 XZ130) Closest Approach To Earth (0.667 AU)
May 17 - Asteroid 12382 Niagara Falls Closest Approach To Earth (1.713 AU)
May 17 - Asteroid 51824 Mikeanderson Closest Approach To Earth (2.038 AU)
May 17 - Asteroid 3933 Portugal Closest Approach To Earth (2.061 AU)
May 17 - Kuiper Belt Object 65407 (2002 RP120) At Opposition (26.911 AU)
May 18 - Comet 116P/Wild At Opposition (1.350 AU)
May 18 - Comet 214P/LINEAR Closest Approach To Earth (1.521 AU)
May 18 - Comet P/2015 Q2 (Pimentel) Closest Approach To Earth (2.210 AU)
May 18 - Comet 217P/LINEAR At Opposition (3.094 AU)
May 18 - Asteroid 447 Valentine Closest Approach To Earth (2.094 AU)
May 18 - Roger Boscovich's 305th Birthday (1711)
May 19 - Comet P/2010 N1 (WISE) At Opposition (0.772 AU)
May 19 - Comet P/2006 F1 (Kowalski) Closest Approach To Earth (3.561 AU)
May 19 - Asteroid 6434 Jewitt Closest Approach To Earth (1.459 AU)
May 19 - Asteroid 1258 Sicilia Closest Approach To Earth (2.286 AU)
May 19 - 20th Anniversary (1996), STS-77 Launch (Space Shuttle Endeavour, SPACEHAB)
May 19 - 45th Anniversary (1971), Mars 2 Launch (USSR Mars Orbiter/Lander)
May 19 - 1,155th Anniversary (861 AD) Meteorite Hit Shrine in Nogata, Japan
May 20 - Comet 78P/Gehrels At Opposition (4.282 AU)
May 20 - Asteroid 2873 Binzel Closest Approach To Earth (0.938 AU)
May 20 - Asteroid 9025 Polansky Closest Approach To Earth (2.064 AU)
May 20 - Asteroid 247553 Berndpauli Closest Approach To Earth (3.262 AU)
May 21 - Comet 111P/Helin-Roman-Crockett Closest Approach To Earth (3.490 AU)
May 21 - Asteroid 30857 Parsec Closest Approach To Earth (1.552 AU)
May 21 - Plutino 38628 Huya At Opposition (27.569 AU)
May 21 - Plutino 2006 HJ123 At Opposition (33.726 AU)
May 22 - Cassini, Orbital Trim Maneuver #450 (OTM-450)
May 22 - Mars At Opposition
May 22 - Comet P/2001 H5 (NEAT) Closest Approach To Earth (2.045 AU)
May 22 - Comet 111P/Helin-Roman-Crockett At Opposition (3.490 AU)
May 22 - Asteroid 71885 Denning Closest Approach To Earth (1.502 AU)
May 22 - Asteroid 727 Nipponia Closest Approach To Earth (1.868 AU)
May 23 - Comet 289P/Blanpain At Opposition (3.672 AU)
May 23 - Comet C/2014 OE4 (PANSTARRS) At Opposition (5.765 AU)
* May 24 - Galileo-FOC FM10 & FM11 Soyuz Launch
May 24 - Apollo Asteroid 2009 DL46 Near-Earth Flyby (0.016 AU)
* May 24 - Amor Asteroid 2016 CF194 Near-Earth Flyby (0.053 AU)
* May 24 - Asteroid 14094 Garneau Closest Approach To Earth (1.948 AU)
May 24 - Daniel Fahrenheit's 330th Birthday (1686)
May 25 - Comet 224P/LINEAR-NEAT Perihelion (1.993 AU)
May 25 - Comet P/2015 C1 (TOTAS-Gibbs) At Opposition (3.034 AU)
May 25 - Apollo Asteroid 38086 Beowolf Closest Approach To Earth (0.436 AU)
May 25 - Asteroid 432971 Loving Closest Approach To Earth (1.455 AU)
May 25 - Asteroid 4589 McDowell Closest Approach To Earth (1.536 AU)
May 25 - 15th Anniversary (2001), Galileo, Callisto 30 Flyby
May 25 - 55th Anniversary (1961), John F. Kennedy's Moon Goal Speech
May 26 - Comet P/2012 T1 (PANSTARRS) At Opposition (2.632 AU)
May 26 - Comet P/2008 O2 (McNaught) At Opposition (3.608 AU)
May 26 - Asteroid 270553 Loureed Closest Approach To Earth (1.774 AU)
May 26 - Asteroid 6318 Cronkite Closest Approach To Earth (2.560 AU)
May 26 - Sally Ride's 65th Birthday (1951)
May 26 - Richard Carrington's 190th Birthday (1826)
* May 27 - Comet P/2016 A7 (PANSTARRS) At Opposition (1.314 AU)
May 27 - Comet P/2007 R3 (Gibbs) Perihelion (2.521 AU)
May 27 - Comet P/2004 FY140 (LINEAR) Closest Approach To Earth (3.184 AU)
May 27 - Comet C/2011 KP36 (Spacewatch) Perihelion (4.882 AU)
* May 27 - Asteroid 3414 Champollion Closest Approach To Earth (1.388 AU)
May 27 - 85th Anniversary (1931), 1st US Full Scale Wind Tunnel Opened at
Langley Field Research Center
May 28 - Pluto Stamps Dedicated
May 28 - Comet 140P/Bowell-Skiff At Opposition (2.358 AU)
May 28 - Comet P/2010 P4 (WISE) Closest Approach To Earth (2.813 AU)
May 28 - Comet P/2000 S1 (Skiff) At Opposition (3.005 AU)
May 28 - Asteroid 9523 Torino Closest Approach To Earth (1.373 AU)
May 28 - Asteroid 11020 Orwell Closest Approach To Earth (1.743 AU)
May 28 - Asteroid 88705 Potato Closest Approach To Earth (1.894 AU)
May 28 - Asteroid 2742 Gibson Closest Approach To Earth (2.085 AU)
May 28 - Asteroid 6676 Monet Closest Approach To Earth (2.216 AU)
May 28 - Asteroid 588 Achilles (Jupiter Trojan) Closest Approach To Earth (4.895 AU)
May 28 - 45th Anniversary (1971), Mars 3 Launch (USSR Mars Orbiter/Lander)
May 28 - Alfred Nier's 105th Birthday (1911)
May 28 - Placidus Fixlmillner's 295th Birthday (1721)
May 29 - Comet P/2004 FY140 (LINEAR) At Opposition (3.185 AU)
May 29 - Asteroid 3852 Glennford Closest Approach To Earth (2.488 AU)
May 29 - Kuiper Belt Object 2007 JH43 At Opposition (39.549 AU)
May 30 - Comet P/2014 W2 (PANSTARRS) Closest Approach To Earth (2.631 AU)
May 30 - Comet 210P/Christensen At Opposition (4.259 AU)
* May 30 - Asteroid 4125 Lew Allen Closest Approach To Earth (0.868 AU)
May 30 - Asteroid 9253 Oberth Closest Approach To Earth (1.357 AU)
May 30 - Asteroid 14061 Nagincox Closest Approach To Earth (1.700 AU)
May 30 - Asteroid 241 Germania Closest Approach To Earth (2.088 AU)
May 30 - Asteroid 2598 Merlin Closest Approach To Earth (2.357 AU)
May 30 - 45th Anniversary (1971), Mariner 9 Launch (USA Mars Orbiter)
May 30 - 50th Anniversary (1966), Surveyor 1 Launch (USA Moon Lander)
May 30 - Joseph Kennedy's 100th Birthday (1916)
May 31 - CRS-5 (OA-5) Antares-230 Launch (International Space Station)
May 31 - Juno, Trajectory Correction Maneuver
May 31 - Comet C/2014 Y1 (PANSTARRS) At Opposition (1.727 AU)
May 31 - Comet 216P/LINEAR Perihelion (2.150 AU)
May 31 - Comet 136P/Mueller Perihelion (2.979 AU)
May 31 - Comet P/2008 O2 (McNaught) Closest Approach To Earth (3.605 AU)
May 31 - Apollo Asteroid 2015 YU1 Near-Earth Flyby (0.072 AU)
May 31 - Apollo Asteroid 37655 Illapa Closest Approach To Earth (1.017 AU)
May 31 - Asteroid 13606 Bean Closest Approach To Earth (1.172 AU)
May 31 - Asteroid 327695 Yokoono Closest Approach To Earth (1.364 AU)
* May 31 - Asteroid 7225 Huntress Closest Approach To Earth (1.605 AU)
May 31 - Kuiper Belt Object 278361 (2007 JJ43) At Opposition (40.132 AU)

June 2016
Jun ?? - IRNSS-1G PSLV-XL Launch
Jun ?? - Microscope Ariane 5 Launch
Jun ?? - Uragan-M Soyuz-21b/Fregat-M Launch
Jun 01 - Comet P/2015 Q2 (Pimentel) At Opposition (2.260 AU)
Jun 01 - Comet P/2012 T1 (PANSTARRS) Closest Approach To Earth (2.626 AU)
Jun 01 - Asteroid 24997 Petergabriel Closest Approach To Earth (1.226 AU)
Jun 01 - Asteroid 8423 Macao Closest Approach To Earth (2.640 AU)
Jun 01 - 5th Anniversary (2011), Final Landing of Space Shuttle Endeavour (STS-134)
Jun 02 - 50th Anniversary (1966), Surveyor 1, Moon Landing
Jun 02 - Comet C/2014 OE4 (PANSTARRS) Closest Approach To Earth (5.755 AU)
Jun 02 - Asteroid 73511 Lovas Closest Approach To Earth (1.923 AU)
Jun 03 - Moon Occults Mercury
Jun 03 - Saturn At Opposition
Jun 03 - Comet P/1999 J6 (SOHO) Closest Approach To Earth (2.744 AU)
Jun 03 - 50th Anniversary (1966), Gemini 9 Launch (Thomas Stafford & Eugene Cernan)
Jun 03 - Asteroid 228029 MANIAC Closest Approach To Earth (0.940 AU)
Jun 03 - Asteroid 7644 Cslewis Closest Approach To Earth (1.663 AU)
* Jun 03 - Asteroid 73520 Boslough Closest Approach To Earth (1.808 AU)
Jun 03 - Asteroid 73520 Boslough Closest Approach To Earth (1.810 AU)
Jun 03 - Asteroid 293 Brasilia Closest Approach To Earth (1.916 AU)
Jun 03 - Asteroid 1604 Tombaugh Closest Approach To Earth (2.041 AU)
Jun 03 - Asteroid 656 Beagle Closest Approach To Earth (2.159 AU)
Jun 03 - Asteroid 624 Hektor (Jupiter Trojan) Closest Approach To Earth (4.290 AU)
Jun 03 - James Hutton's 290th Birthday (1726)
Jun 04 - Cassini, Orbital Trim Maneuver #451 (OTM-451)
Jun 04 - Comet 14P/Wolf At Opposition (3.123 AU)
Jun 04 - Comet 70P/Kojima At Opposition (3.170 AU)
Jun 04 - Asteroid 90022 Apache Point Closest Approach To Earth (1.537 AU)
Jun 04 - Asteroid 508 Princetonia Closest Approach To Earth (2.134 AU)
Jun 04 - Asteroid 18125 Brianwilson Closest Approach To Earth (2.183 AU)
Jun 04 - Asteroid 1125 China Closest Approach To Earth (2.647 AU)
Jun 04 - 70th Anniversary (1946), Great Eruptive Prominence of 1946
Jun 05 - Mercury At Its Greatest Western Elongation (24 Degrees)
Jun 05 - Comet 157P/Tritton Closest Approach To Earth (2.363 AU)
Jun 05 - Comet P/2015 A3 (PANSTARRS) At Opposition (4.031 AU)
Jun 05 - Asteroid 87 Sylvia Occults 2UCAC 21818498 (12.3 Magnitude Star)
Jun 05 - Apollo Asteroid 3360 Syrinx Closest Approach To Earth (0.293 AU)
Jun 05 - Asteroid 9777 Enterprise Closest Approach To Earth (0.946 AU)
Jun 05 - Asteroid 6560 Pravdo Closest Approach To Earth (1.156 AU)
Jun 05 - Asteroid 876 Scott Closest Approach To Earth (2.121 AU)
Jun 05 - Asteroid 5107 Laurenbacall Closest Approach To Earth (2.384 AU)
Jun 05 - Kuiper Belt Object 2010 KZ39 At Opposition (45.124 AU)
Jun 05 - 25th Anniversary (1991), STS-40 Launch (Space Shuttle Columbia, Spacelab)
Jun 06 - Aten Asteroid 2006 JF42 Near-Earth Flyby (0.092 AU)
Jun 06 - Asteroid 9325 Stonehenge Closest Approach To Earth (1.449 AU)
* Jun 06 - Atira Asteroid 2015 ME131 Closest Approach To Earth (1.632 AU)
Jun 06 - Asteroid 2531 Cambridge Closest Approach To Earth (2.077 AU)
Jun 06 - 45th Anniversary (1971), Soyuz 11 Launch
Jun 06 - Thomas Russell Wilkins' 125th Birthday (1891)
Jun 06 - Regiomontanus' 580th Birthday (1436)
* Jun 07 - Echostar 18/BRIsat Ariane 5 Launch
Jun 07 - Cassini, Titan Flyby
Jun 07 - Comet 73P-AY/Schwassmann-Wachmann Near-Earth Flyby (0.036 AU)
Jun 07 - Comet 73P-AZ/Schwassmann-Wachmann Near-Earth Flyby (0.036 AU)
Jun 07 - Comet P/2010 N1 (WISE) Closest Approach To Earth (0.741 AU)
Jun 07 - Comet P/2004 T1 (LINEAR-NEAT) At Opposition (2.870 AU)
Jun 07 - Asteroid 13123 Tyson Closest Approach To Earth (1.025 AU)
Jun 07 - Apollo Asteroid 65803 Didymos Closest Approach To Earth (1.742 AU)
Jun 07 - Asteroid 2864 Soderblom Closest Approach To Earth (1.854 AU)
Jun 07 - Asteroid 8103 Fermi Closest Approach To Earth (1.857 AU)
Jun 07 - Asteroid 18728 Grammier Closest Approach To Earth (2.029 AU)
Jun 07 - 60th Anniversary (1956), Dogs Albina & Kozyavka Launched Into Space
Jun 08 - Asteroid 8629 Chucklorre Closest Approach To Earth (2.297 AU)
Jun 08 - Kuiper Belt Object 174567 Varda At Opposition (46.017 AU)
Jun 08 - Joe Veverka's 75th Birthday (1941)
Jun 09 - Comet P/2001 H5 (NEAT) At Opposition (2.088 AU)
Jun 09 - Aten Asteroid 2009 KR4 Near-Earth Flyby (0.094 AU)
Jun 09 - Asteroid 2579 Spartacus Closest Approach To Earth (1.031 AU)
Jun 09 - Asteroid 2688 Halley Closest Approach To Earth (1.743 AU)
Jun 09 - Asteroid 249516 Aretha Closest Approach To Earth (2.273 AU)
Jun 09 - Asteroid 3341 Hartmann Closest Approach To Earth (2.319 AU)
Jun 09 - Asteroid 48575 Hawaii Closest Approach To Earth (2.353 AU)
Jun 09 - 55th Anniversary (1961), Venus Flytrap Meteorite Launch
Jun 09 - 150th Anniversary (1866), Knyahinya Meteorite Shower in Russia
Jun 10 - Comet 252P/LINEAR At Opposition (0.548 AU)
Jun 10 - Comet 157P/Tritton Perihelion (1.358 AU)
Jun 10 - Comet 214P/LINEAR At Opposition (1.578 AU)
Jun 10 - Comet 202P/Scotti Perihelion (2.518 AU)
Jun 10 - Asteroid 9998 ISO Closest Approach To Earth (1.245 AU)
Jun 10 - Asteroid 10111 Frensel Closest Approach To Earth (1.569 AU)
Jun 10 - Yanga Fernandez's 45th Birthday (1971)
Jun 10 - Antonin Becvar's 115th Birthday (1901)
Jun 10 - John Dollond's 310th Birthday (1706)
Jun 11 - Cassini, Orbital Trim Maneuver #452 (OTM-452)
Jun 11 - Asteroid 3353 Jarvis Closest Approach To Earth (0.709 AU)
Jun 11 - Asteroid 1095 Tulipa Closest Approach To Earth (2.044 AU)
Jun 11 - 15th Anniversary (2001), Google Earth Released
Jun 12 - Aten Asteroid 2002 LY1 Near-Earth Flyby (0.051 AU))
Jun 12 - Asteroid 3989 Odin Closest Approach To Earth (1.422 AU)
Jun 12 - Asteroid 4922 Leshin Closest Approach To Earth (1.730 AU)
Jun 12 - Asteroid 11836 Eileen Closest Approach To Earth (2.191 AU)
Jun 12 - Hermann Ganswindt's 160th Birthday (1856)
Jun 12 - Oliver Lodge's 165th Birthday (1851)
Jun 13 - Comet 46P/Wirtanen At Opposition (4.085 AU)
Jun 13 - Apollo Asteroid 2015 XZ378 Near-Earth Flyby (0.025 AU)
Jun 13 - Asteroid 2409 Chapman Closest Approach To Earth (1.201 AU)
Jun 13 - Apollo Asteroid 9162 Kwiila Closest Approach To Earth (1.238 AU)
Jun 13 - Asteroid 15614 Pillinger Closest Approach To Earth (1.874 AU)
Jun 13 - Asteroid 296907 Alexander Closest Approach To Earth (2.133 AU)
Jun 13 - Luis Alvarez's 105th Birthday (1911)
Jun 13 - Erwin Muller's 105th Birthday (1911)
Jun 13 - James Maxwell's 185th Birthday (1831)
Jun 14 - Comet P/2011 A2 (Scotti) Perihelion (1.553 AU)
Jun 14 - Asteroid 22521 ZZ Top Closest Approach To Earth (1.111 AU)
Jun 14 - Asteroid 19535 Rowanatkinson Closest Approach To Earth (1.309 AU)
Jun 14 - Asteroid 2999 Dante Closest Approach To Earth (1.458 AU)
Jun 14 - Asteroid 87 Sylvia Closest Approach To Earth (2.363 AU)
Jun 14 - Charles-Augustin Coulomb's 280th Birthday (1736)
Jun 15 - Apollo Asteroid 382758 (2003 GY) Near-Earth Flyby (0.079 AU)
Jun 15 - Asteroid 6154 Stevesynnott Closest Approach To Earth (1.008 AU)
Jun 15 - Asteroid 6135 Billowen Closest Approach To Earth (1.257 AU)
Jun 15 - Amor Asteroid 3757 Anagolay Closest Approach To Earth (1.625 AU)
Jun 15 - Asteroid 17058 Rocknroll Closest Approach To Earth (1.783 AU)
Jun 15 - Asteroid 51827 Laurelclark Closest Approach To Earth (2.453 AU)
Jun 15 - Plutino 28978 Ixion At Opposition (38.939 AU)
Jun 15 - 195th Anniversary (1821), Juvinas Meteorite Fall in France (Eucrite)

Jun 16 - Comet P/2005 W4 (SOHO) Closest Approach To Earth (0.781 AU)
Jun 16 - Comet 118P/Shoemaker-Levy Perihelion (1.980 AU)
Jun 16 - Aten Asteroid 2002 LT38 Near-Earth Flyby (0.070 AU)
Jun 16 - Asteroid 1677 Tycho Brahe Closest Approach To Earth (1.340 AU)
Jun 16 - Asteroid 3728 IRAS Closest Approach To Earth (2.307 AU)
Jun 16 - Robert Burnham, Jr.'s 85th Birthday (1931)
Jun 16 - 105th Anniversary (1911), Kilbourn Meteorite Fall (Hit Barn in Wisconsin)
Jun 16 - Julius Plucker's 215th Birthday (1801)
Jun 17 - Comet P/2010 B2 (WISE) Closest Approach To Earth (2.248 AU)
Jun 17 - Comet 164P/Christensen At Opposition (3.793 AU)
Jun 17 - Apollo Asteroid 7092 Cadmus Closest Approach To Earth (0.906 AU)
Jun 17 - Asteroid 8256 Shenzhou Closest Approach To Earth (1.684 AU)
Jun 17 - Binary Asteroid 90 Antiope Closest Approach To Earth (1.775 AU)
Jun 17 - Asteroid 449 Hamburga Closest Approach To Earth (1.818 AU)
Jun 17 - Asteroid 15550 Sydney Closest Approach To Earth (1.856 AU)
Jun 17 - Centaur Object 5145 Pholus At Opposition (25.904 AU)
Jun 18 - Comet C/2015 T4 (PANSTARRS) Perihelion (2.296 AU)
Jun 18 - Comet P/2000 S1 (Skiff) Closest Approach To Earth (2.948 AU)
Jun 18 - Asteroid 11714 Mikebrown Closest Approach To Earth (1.167 AU)
Jun 18 - Allan Sandage's 90th Birthday (1926)
Jun 18 - Denison Olmstead's 225th Birthday (1791)
Jun 19 - Comet 73P-AY/Schwassmann-Wachmann Perihelion (1.026 AU)
Jun 19 - Comet 73P-AZ/Schwassmann-Wachmann Perihelion (1.027 AU)
Jun 19 - Comet 266P/Christensen At Opposition (3.637 AU)
Jun 19 - Asteroid 10958 Mont Blanc Closest Approach To Earth (1.335 AU)
Jun 19 - Apollo Asteroid 4034 Vishnu Closest Approach To Earth (1.351 AU)
Jun 19 - Asteroid 69263 Big Ben Closest Approach To Earth (1.697 AU)
Jun 19 - Asteroid 8626 Melissarauch Closest Approach To Earth (1.897 AU)
Jun 19 - 40th Anniversary (1976), Viking 1, Mars Orbit Insertion
Jun 20 - Summer Solstice, 22:34 UT
Jun 20 - Comet 219P/LINEAR At Opposition (1.825 AU)
Jun 20 - Comet 103P/Hartley At Opposition (2.314 AU)
Jun 20 - Comet C/2015 H2 (PANSTARRS) At Opposition (4.200 AU)
Jun 20 - Apollo Asteroid 2009 CV Near-Earth Flyby (0.032 AU)
Jun 20 - Asteroid 224 Oceana Closest Appraoch To Earth (1.525 AU)
Jun 20 - Kuiper Belt Object 50000 Quaoar At Opposition (41.947 AU)
Jun 20 - 20th Anniversary (1996), STS-78 Launch (Space Shuttle Columbia, Spacelab)
Jun 21 - Soyuz MS-1 Soyuz-FG Launch (International Space Station 47S)
Jun 21 - Comet P/2004 T1 (LINEAR-NEAT) Closest Approach To Earth (2.843 AU)
Jun 21 - Comet 198P/ODAS At Opposition (3.894 AU)
Jun 21 - Comet 52P/Harrington-Abell At Opposition (4.250 AU)
Jun 21 - Aten Asteroid 2013 ND15 (Venus Trojan) Near-Earth Flyby (0.076 AU)
Jun 21 - Asteroid 3953 Perth Closest Approach To Earth (1.273 AU)
Jun 21 - Asteroid 264020 Stuttgart Closest Approach To Earth (1.677 AU)
Jun 21 - Asteroid 293909 Matterhorn Closest Approach To Earth (1.701 AU)
Jun 21 - Asteroid 171381 Taipei Closest Approach To Earth (1.872 AU)
Jun 21 - Herbert Friedman's 100th Birthday (1916)
Jun 22 - Comet C/2013 X1 (PANSTARRS) Closest Approach To Earth (0.640 AU)
Jun 22 - Asteroid 87 Sylvia Occults TYC 6815-03609-1 (11.7 Magnitude Star)
Jun 22 - Apollo Asteroid 10563 Izhdubar Closest Approach To Earth (0.642 AU)
Jun 22 - Asteroid 263251 Pandabear Closest Approach To Earth (1.187 AU)
Jun 22 - Asteroid 16522 Tell Closest Approach To Earth (2.037 AU)
Jun 22 - Asteroid 3259 Brownlee Closest Approach To Earth (2.044 AU)
Jun 22 - Asteroid 6030 Zolensky Closest Approach To Earth (2.191 AU)
Jun 22 - 40th Anniversary (1976), Salyut 5 Launch (USSR Space Station)
Jun 23 - Asteroid 215423 Winnecke Closest Approach To Earth (1.033 AU)
Jun 23 - Amor Asteroid 3199 Nefertiti Closest Approach To Earth (1.850 AU)
Jun 23 - Asteroid 4701 Milani Closest Approach To Earth (1.869 AU)
* Jun 24 - Dragon CRS-9/IDA 2 Falcon 9 Launch (International Space Station)
Jun 24 - NROL-61 Atlas 5 Launch
Jun 24 - Aten Asteroid 441987 (2010 NY65) Near-Earth Flyby (0.028 AU)
Jun 24 - Aten Asteroid 2014 OL339 Closest Approach To Earth (0.277 AU)
Jun 24 - Apollo Asteroid 85585 Mjolnir Closest Approach To Earth (0.747 AU)
Jun 24 - Apollo Asteroid 5731 Zeus Closest Approach To Earth (1.273 AU)
Jun 24 - Asteroid 4037 Ikeya Closest Approach To Earth (2.215 AU)
Jun 24 - Centaur Object 10370 Hylonome At Opposition (22.364 AU)
Jun 24 - Ellison Onizuka's 70th Birthday (1946)
Jun 24 - Robert Sharp's 105th Birthday (1911)
Jun 24 - 135th Anniversary (1881) - William Huggins Makes 1st Photographic Spectrum of a Comet (1881 III)
Jun 25 - Echostar 21 Proton Launch
Jun 25 - Comet P/1999 J6 (SOHO) At Opposition (2.824 AU)
Jun 26 - Moon Occults Neptune
Jun 26 - Comet C/2013 X1 (PANSTARRS) At Opposition (0.659 AU)
Jun 26 - Comet 45P/Honda-Mrkos-Pajdusakova At Opposition (1.665 AU)
Jun 26 - Comet C/2014 W5 (Lemmon-PANSTARRS) Closest Approach To Earth (2.066 AU)
Jun 26 - Comet 293P/Spacewatch At Opposition (3.828 AU)
Jun 26 - Comet C/2015 H2 (PANSTARRS) Closest Approach To Earth (4.196 AU)
Jun 26 - Asteroid 15371 Steward Closest Approach To Earth (1.684 AU)
Jun 26 - Centaur Object 55576 Amycus At Opposition (18.752 AU)
Jun 26 - 10th Anniversary (2006), Scott Sheppard et al's Discovery of Saturn Moons Surtur, Jarnsaxa, Greip & Loge
Jun 27 - Centaur Object 10199 Chariklo At Opposition (14.377 AU)
Jun 27 - 5th Anniversary (2011), Artemis P1, Moon Orbit Insertion
Jun 27 - 15th Anniversary (2001), Discovery of SAU 060 Meteorite (Mars Meteorite)
Jun 27 - 20th Anniversary (1996), Galileo, Ganymede 1 Flyby
Jun 27 - 85th Anniversary (1931), Tatahouine Meteorite Shower in Tunisia
Jun 27 - Merle Tuve's 115th Birthday (1901)
Jun 28 - Comet 54P/de Vico-Swift-NEAT At Opposition (1.979 AU)
Jun 28 - Asteroid 19620 Auckland Closest Approach To Earth (2.082 AU)
Jun 28 - Neptune Trojan 2008 LC18 At Opposition (31.444 AU)
Jun 28 - 5th Anniversary (2011), Mark Showalter's et al's Discovery of Pluto Moon Kerberos
Jun 28 - Elon Musk's 45th Birthday (1971)
Jun 28 - 105th Anniversary (1911), Nakhla Meteorite Fall in Egypt (Mars Meteorite, Hit Dog)
Jun 29 - Asteroid 13667 Samthurman Closest Approach To Earth (1.486 AU)
Jun 29 - Asteroid 9766 Bradbury Closest Approach To Earth (1.631 AU)
Jun 29 - Asteroid 4547 Massachusetts Closest Approach To Earth (1.762 AU)
Jun 29 - Ludmila Pajdusakova's 100th Birthday (1916)
Jun 30 - Dawn, End of Primary Mission
Jun 30 - EKS N2/Tundra 12L Soyuz-2.1b/Fregat-M Launch
Jun 30 - Comet 146P/Shoemaker-LINEAR Perihelion (1.430 AU)
Jun 30 - Asteroid 12608 Aesop Closest Approach To Earth (1.357 AU)
Jun 30 - Apollo Asteroid 4257 Ubasti Closest Approach To Earth (1.758 AU)
Jun 30 - Kuiper Belt Object 307261 (2002 MS4) At Opposition (45.827 AU)
Jun 30 - 45th Anniversary (1971), Death of 3 Cosmonauts in Soyuz 11

July 2016
Jul ?? - Progress 62 Reentry into Earth's Atmosphere
* Jul ?? - Tiangong 2 CZ-2F Launch (China)
Jul ?? - Perusat 1/SkySat 4-7 Vega Launch
Jul ?? - Sentinel 2B Rokot-KM Launch
Jul ?? - Quantum Science Satellite (QSS) CZ-2D Launch
Jul ?? - Tansat CZ-2D Launch
* Jul ?? - Iridium NEXT 1 & 2 Falcon 9 Launch
* Jul ?? - Amos 6 Falcon 9 Launch
Jul 01 - Comet 207P/NEAT Perihelion (0.937 AU)
Jul 01 - Asteroid 12773 Lyman Closest Approach To Earth (1.743 AU)
Jul 01 - Asteroid 5720 Halweaver Closest Approach To Earth (1.979 AU)
Jul 01 - Asteroid 8624 Kaleycuoco Closest Approach To Earth (2.099 AU)
Jul 01 - Iosif Shklovsky's 100th Birthday (1916)
Jul 02 - Moon Occults Aldebaran
Jul 02 - Comet P/2005 W4 (SOHO) Perihelion (0.053 AU)
Jul 02 - Comet 208P/McMillan Perihelion (2.545 AU)
Jul 02 - Hans Bethe's 110th Birthday (1906)
Jul 03 - Comet 219P/LINEAR Closest Approach To Earth (1.804 AU)
Jul 03 - Comet P/2010 B2 (WISE) At Opposition (2.282 AU)
Jul 03 - Asteroid 35977 Lexington Closest Approach To Earth (1.752 AU)
Jul 03 - Asteroid 3905 Doppler Closest Approach To Earth (2.156 AU)
Jul 03 - Robert Haag's 60th Birthday (1956)
Jul 04 - Juno, Jupiter Orbit Insertion
* Jul 04 - Mars Express, Phobos Flyby
Jul 04 - Progress MS-3 Soyuz U Launch (International Space Station 64P)
Jul 04 - Earth At Aphelion (1.017 AU From Sun)
Jul 04 - Mars Autumnal Equinox
Jul 04 - Comet P/2013 W1 (PANSTARRS) At Opposition (4.206 AU)
Jul 04 - Asteroid 7919 Prime Closest Approach To Earth (1.153 AU)
Jul 04 - Asteroid 56678 Alicewessen Closest Approach To Earth (2.070 AU)
Jul 04 - Asteroid 15783 Briancox Closest Approach To Earth (2.308 AU)
Jul 04 - Asteroid 365756 ISON Closest Approach To Earth (7.240 AU)
Jul 04 - 10th Anniversary (2006), STS-121 Launch (Space Shuttle Discovery, International Space Station)
Jul 04 - Richard Garriot's 55th Birthday (1961)
Jul 05 - Comet 207P/NEAT Closest Approach To Earth (1.934 AU)
Jul 05 - Comet C/2014 W5 (Lemmon-PANSTARRS) At Opposition (2.090 AU)
Jul 05 - Comet 47P/Ashbrook-Jackson At Opposition (2.391 AU)
Jul 05 - Comet 145P/Shoemaker-Levy At Opposition (2.760 AU)
Jul 05 - Comet P/2009 WX51 (Catalina) Closest Approach To Earth (2.864 AU)
Jul 05 - Asteroid 230975 Rogerfederer Closest Approach To Earth (1.820 AU)
Jul 05 - Asteroid 12574 LONEOS Closest Approach To Earth (1.909 AU)
Jul 05 - Asteroid 31319 Vespucci Closest Approach To Earth (2.255 AU)
Jul 05 - Asteroid 5190 Fry Closest Approach To Earth (2.793 AU)
Jul 05 - Kuiper Belt Object 2014 MU69 At Opposition (42.313 AU)
Jul 05 - Kuiper Belt Object 2014 PN70 At Opposition (43.028 AU)
Jul 06 - Comet P/2008 T4 (Hill) At Opposition (3.692 AU)
Jul 06 - Asteroid 31664 Randiiwessen Closest Approach To Earth (1.483 AU)
Jul 06 - Asteroid 3430 Bradfield Closest Approach To Earth (1.529 AU)
Jul 07 - Comet P/2010 D1 (WISE) At Opposition (2.944 AU)
Jul 07 - Asteroid 2 Pallas Occults 2UCAC 36922360 (12.5 Magnitude Star)
Jul 07 - Centaur Object 10199 Chariklo Occults UCAC4-279-186300 (12.9 Magnitude Star)
Jul 07 - Asteroid 736 Harvard Closest Approach To Earth (0.950 AU)
Jul 07 - Asteroid 8630 Billprady Closest Approach To Earth (1.055 AU)
Jul 07 - Atira Asteroid 413563 (2005 TG45) Closest Approach To Earth (1.186 AU)
Jul 07 - Asteroid 23638 Nagano Closest Approach To Earth (1.491 AU)
Jul 07 - Asteroid 7100 Martin Luther Closest Approach To Earth (1.630 AU)
Jul 07 - Asteroid 30439 Moe Closest Approach To Earth (1.643 AU)
Jul 07 - Asteroid 1618 Dawn Closest Approach To Earth (1.777 AU)
Jul 07 - Asteroid 3255 Tholen Closest Approach To Earth (1.962 AU)
Jul 07 - Lou Friedman's 75th Birthday (1941)
Jul 07 - Rudolf Wolf's 200th Birthday (1816)
Jul 08 - Dwarf Planet 134340 Pluto At Opposition (32.115 AU)
Jul 08 - Comet 96P/Machholz At Opposition (3.982 AU)
Jul 08 - Comet 171P/Spahr At Opposition (4.082 AU)
Jul 08 - Asteroid 3869 Norton Closest Approach To Earth (1.174 AU)
Jul 08 - Asteroid 10001 Palermo Closest Approach To Earth (1.475 AU)
Jul 08 - Apollo Asteroid 11885 Summanus Closest Approach To Earth (1.558 AU)
Jul 08 - 5th Anniversary (2011), STS-135 Launch (Space Shuttle Atlantis, International Space Station, Final Space Shuttle Launch)
* Jul 08 - 45th Anniversary (1971), Solrad 10 Launch
Jul 09 - Moon Occults Jupiter
Jul 09 - Comet 73P-AF/Schwassmann-Wachmann Perihelion (1.027 AU)
Jul 09 - Asteroid 4923 Clarke Closest Approach To Earth (0.718 AU)
Jul 09 - Apollo Asteroid 101955 Bennu Closest Approach To Earth (1.375 AU)
Jul 09 - Asteroid 5725 Nordlingen Closest Approach To Earth (1.886 AU)
Jul 09 - Asteroid 51825 Davidbrown Closest Approach To Earth (2.100 AU)
Jul 09 - John Wheeler's 105th Birthday (1911)
Jul 10 - Asteroid 4768 Hartley Closest Approach To Earth (1.784 AU)
Jul 10 - Nikola Tesla's 160th Birthday (1856)
Jul 11 - Comet C/2015 J2 (PANSTARRS) Closest Approach To Earth (4.046 AU)
Jul 11 - Apollo Asteroid 2010 WT8 Near-Earth Flyby (0.093 AU)
Jul 11 - Asteroid 300221 Brucebills Closest Approach To Earth (2.331 AU)
Jul 12 - Comet 240P/NEAT At Opposition (3.521 AU)
Jul 12 - Asteroid 1381 Danubia Closest Approach To Earth (1.454 AU)
Jul 12 - Asteroid 7028 Tachikawa Closest Approach To Earth (1.705 AU)
Jul 12 - Asteroid 2198 Ceplecha Closest Approach To Earth (1.754 AU)
Jul 12 - Asteroid 3174 Alcock Closest Approach To Earth (2.572 AU)
Jul 12 - 15th Anniversary (2001), STS-104 Launch (Space Shuttle Atlantis, International Space Station)
Jul 13 - Comet 54P/de Vico-Swift-NEAT Closest Approach To Earth (1.948 AU)
Jul 13 - Asteroid 1584 Fuji Closest Approach To Earth (1.779 AU)
Jul 14 - Comet P/2010 N1 (WISE) Perihelion (1.655 AU)
Jul 14 - Comet 29P/Schwassmann-Wachmann Closest Approach To Earth (4.907 AU)
Jul 14 - Comet 29P/Schwassmann-Wachmann At Opposition (4.907 AU)
Jul 14 - 10th Anniversary (2006), Moss Meteorite Fall (Hit Cabin in Norway)
Jul 15 - Comet 279P/La Sagra Perihelion (2.159 AU)
Jul 15 - Comet 103P/Hartley Closest Approach To Earth (2.232 AU)
Jul 15 - Apollo Asteroid 1566 Icarus Closest Approach To Earth (0.655 AU)
Jul 15 - Asteroid 12426 Racquetball Closest Approach To Earth (1.383 AU)
Jul 15 - 55th Anniversary (1961), Comet 147P/Kushida-Muramatsu Leaves Jupiter
Orbit
Jul 15 - Donna Shirley's 75th Birthday (1941)
Jul 16 - Mercury Passes 0.5 Degrees From Venus
Jul 16 - Comet 47P/Ashbrook-Jackson Closest Approach To Earth (2.376 AU)
Jul 16 - Comet 69P/Taylor At Opposition (4.115 AU)
Jul 16 - Apollo Asteroid 2009 BD Closest Approach To Earth (0.442 AU)
Jul 16 - Asteroid 6042 Chesirecat Closest Approach To Earth (1.520 AU)
Jul 16 - Asteroid 84225 Verish Closest Approach To Earth (1.698 AU)
Jul 16 - Asteroid 7645 Pons Closest Approach To Earth (1.725 AU)
Jul 16 - Asteroid 63163 Jerusalem Closest Approach To Earth (1.729 AU)
Jul 16 - Amor Asteroid 153591 (2001 SN263) Closest Approach To Earth (1.972 AU)
Jul 16 - 5th Anniversary (2011), Dawn, Asteroid Vesta Orbit Insertion
Jul 16 - Giuseppe Piazzi's 270th Birthday (1746)
Jul 17 - Cassini, Orbital Trim Maneuver #453 (OTM-453)
Jul 17 - Asteroid 5050 Doctorwatson Closest Approach To Earth (1.459 AU)
Jul 17 - 5th Anniversary (2011), Artemis P2, Moon Orbit Insertion
Jul 18 - Comet P/2005 W4 (SOHO) Closest Approach To Earth (0.739 AU)
Jul 18 - Comet 56P/Slaughter-Burnham Perihelion (2.508 AU)
Jul 18 - Comet P/2010 D1 (WISE) Closest Approach To Earth (2.928 AU)
Jul 18 - Comet P/2011 W2 (Rinner) At Opposition (4.045 AU)
Jul 18 - Asteroid 184011 Andypuckett Closest Approach To Earth (1.281 AU)
Jul 18 - Asteroid 67085 Oppenheimer Closest Approach To Earth (1.669 AU)
Jul 18 - Asteroid 2597 Arthur Closest Approach To Earth (2.023 AU)
Jul 18 - Asteroid 1655 Comas Sola Closest Approach To Earth (2.220 AU)
Jul 18 - 5th Anniversary (2011), Tissint Meterite Fall in Morocco (Mars Meteorite)
Jul 19 - Comet 73P-AW/Schwassmann-Wachmann Perihelion (1.024 AU)
Jul 19 - Asteroid 7169 Linda Closest Approach To Earth (0.849 AU)
Jul 19 - Asteroid 3192 A'Hearn Closest Approach To Earth (1.697 AU)
Jul 19 - Asteroid 671 Carnegia Closest Approach To Earth (2.276 AU)
Jul 19 - Asteroid 2266 Tchaikovsky Closest Approach To Earth (2.845 AU)
Jul 19 - Edward Pickering's 170th Birthday (1846)
Jul 20 - Comet 81P/Wild Perihelion (1.592 AU)
Jul 20 - Comet 49P/Arend-Rigaux At Opposition (3.976 AU)
Jul 20 - Asteroid 12927 Pinocchio Closest Approach To Earth (1.306 AU)
Jul 20 - 60th Anniversary (1956), Frederick Reines' & Clyde Cowan's Discovery
of Neutrinos
Jul 20 - Vladimir Lyakhov's 75th Birthday (1941)
Jul 21 - GSSAP-3/GSSAP-4 (AFSPC 6) Delta 4 Launch
Jul 21 - Comet C/2015 T4 (PANSTARRS) Closest Approach To Earth (2.416 AU)
Jul 21 - Aten Asteroid 2014 BT8 Near-Earth Flyby (0.048 AU)
Jul 21 - Asteroid 5905 Johnson Closest Approach To Earth (0.895 AU)
Jul 21 - Asteroid 1740 Paavo Nurmi Closest Approach To Earth (1.307 AU)
Jul 21 - 5th Anniversary (2011), Space Shuttle Atlantis Makes Its Final Landing (STS-135)
Jul 21 - 55th Anniversary (1961), Mercury 4 Launch (Gus Grissom, Liberty Bell
7)
Jul 22 - Cassini, Orbital Trim Maneuver #454 (OTM-454)
Jul 22 - Asteroid 2 Pallas Occults TYC 1133-00151-1 (11.3 Magnitude Star)
Jul 22 - Amor Asteroid 154244 (2002 KL6) Near-Earth Flyby (0.068 AU)
Jul 22 - Asteroid 484 Pittsburghia Closest Approach To Earth (1.508 AU)
Jul 22 - 65th Anniversary (1951), Launch of the 1st Dogs Into Space (Dezik & Tsygan)
Jul 23 - Moon Occults Neptune
Jul 23 - Comet 145P/Shoemaker-Levy Closest Approach To Earth (2.718 AU)
Jul 23 - Comet P/2009 WX51 (Catalina) At Opposition (2.913 AU)
Jul 23 - Kuiper Belt Object 5000 Quaoar Occults 2UCAC 26273214 (14.5 Magnitude Star)
Jul 23 - Apollo Asteroid 4660 Nereus Closest Approach To Earth (1.958 AU)
Jul 23 - Asteroid 15417 Babylon Closest Approach To Earth (2.739 AU)
Jul 23 - Arthur Brown's 130th Birthday (1886)
Jul 24 - Comet P/2009 K1 (Gibbs) Perihelion (1.340 AU)
Jul 24 - Apollo Asteroid 162173 Ryugu Closest Approach To Earth (0.396 AU) (Hayabusa 2 Target)
Jul 24 - Asteroid 7000 Curie Closest Approach To Earth (1.135 AU)
Jul 24 - Asteroid 342843 Davidbowie Closest Approach To Earth (1.610 AU)
Jul 24 - Centaur Object 52872 Okyrhoe At Opposition (9.275 AU)
Jul 24 - Centaur Object 83982 Crantor At Opposition (16.999)
Jul 25 - Cassini, Titan Flyby
Jul 25 - Comet 18D/Perrine-Mrkos At Opposition (1.651 AU)
Jul 25 - Comet 150P/LONEOS Perihelion (1.760 AU)
Jul 25 - Asteroid 4716 Urey Closest Approach To Earth (2.616 AU)
Jul 25 - 40th Anniversary (1976), Viking 1 Image of Cydonia Regon ("Face" on Mars)
Jul 26 - Comet 73P-AJ/Schwassmann-Wachmann Perihelion (0.957 AU)
Jul 26 - Asteroid 3265 Fletcher Closest Approach To Earth (1.258 AU)
Jul 26 - Apollo Asteroid 2135 Aristaeus Closest Approach To Earth (1.506 AU)
Jul 26 - Asteroid 52422 LPL Closest Approach To Earth (2.594 AU)
Jul 26 - Apollo Asteroid 217628 Lugh Closest Approach To Earth (3.261 AU)
Jul 26 - 45th Anniversary (1971), Apollo 15 Launch (4th Manned Moon Landing)
Jul 27 - SBIRS GEO 3 Atlas 5 Launch
Jul 27 - Comet 53P/Van Biesbroeck Closest Approach To Earth (1.529 AU)
Jul 27 - Comet P/2008 T1 (Boattini) At Opposition (2.103 AU)
Jul 27 - Comet C/2015 J2 (PANSTARRS) At Opposition (4.079 AU)
Jul 27 - Asteroid 12524 Conscience Closest Approach To Earth (0.914 AU)
Jul 27 - Asteroid 2614 Torrence Closest Approach To Earth (0.978 AU)
Jul 27 - Asteroid 342431 Hilo Closest Approach To Earth (1.293 AU)
Jul 27 - Centaur Object 944 Hidalgo At Opposition (5.450 AU)
Jul 27 - George Airy's 215th Birthday (1801)
Jul 28 - Cassini, Orbital Trim Maneuver #455 (OTM-455)
Jul 28 - Comet 311P/PANSTARRS At Opposition (1.269 AU)
Jul 28 - Asteroid 6470 Aldrin Closest Approach To Earth (1.213 AU)
Jul 28 - Asteroid 16046 Gregnorman Closest Approach To Earth (2.269 AU)
Jul 29 - Moon Occults Aldebaran
Jul 29 - South Delta-Aquarids Meteor Shower Peak
Jul 29 - Comet 45P/Honda-Mrkos-Pajdusakova Closest Approach To Earth (1.526 AU)
Jul 29 - Asteroid 7758 Poulanderson Closest Approach To Earth (1.166 AU)
Jul 29 - Asteroid 1554 Yugoslavia Closest Approach To Earth (1.236 AU)
Jul 29 - Asteroid 5451 Plato Closest Approach To Earth (1.243 AU)
Jul 29 - Apollo Asteroid 5011 Ptah Closest Approach To Earth (1.430 AU)
Jul 29 - Asteroid 144296 Steviewonder Closest Approach To Earth (1.520 AU)
Jul 29 - Asteroid 991 McDonalda Closest Approach To Earth (1.640 AU)
Jul 29 - 30th Anniversary (1986), Kokubunji Meteorite Fall (Hit Houses, Roads
in Japan)
Jul 30 - Comet P/2008 T1 (Boattini) Closest Approach To Earth (2.102 AU)
* Jul 30 - Comet C/2015 X7 (ATLAS) Perihelion (3.685 AU)
Jul 30 - Asteroid 564 Dudu Occults HIP 22850 (6.4 Magnitude Star)
Jul 30 - Asteroid 3767 DiMaggio Closest Approach To Earth (1.703 AU)
Jul 30 - 15th Anniversary (2001), WMAP, Moon Flyby
Jul 30 - 100th Anniversary (1916), Grigory Neujmin's Discovery of Asteroid 951 Gaspra
Jul 31 - Comet C/2015 M3 (PANSTARRS) Closest Approach To Earth (3.671 AU)
Jul 31 - Atira Asteroid 2010 XB11 Closest Approach To Earth (0.741 AU)
Jul 31 - Asteroid 16155 Buddy Closest Approach To Earth (1.965 AU)
Jul 31 - Asteroid 15092 Beegees Closest Approach To Earth (2.095 AU)
Jul 31 - Asteroid 4772 Frankdrake Closest Approach To Earth (2.162 AU)
Jul 31 - 10th Anniversary (2006), Jodiya Meteorite Fall (Hit Houses in India)
Jul 31 - 45th Anniversary (1971), Dave Scott Becomes Person To Drive Vehicle on Moon (Apollo 15)

August 2016
Aug ?? - Iridium NEXT 3-12 Falcon 9 Launch
Aug ?? - Insat 3DR GSLV Launch
* Aug 01 - Dragon CRS-10/SAGE 3 Falcon 9 Launch (International Space Station)
Aug 01 - Alpha Capricornids Meteor Shower Peak
Aug 01 - Comet 73P-AF/Schwassmann-Wachmann Closest Approach To Earth (0.277 AU)
Aug 01 - Comet 311P/PANSTARRS Closest Approach To Earth (1.267 AU)
Aug 01 - Comet 59P/Kearns-Kwee At Opposition (4.085 AU)
Aug 01 - Asteroid 1373 Cincinnati Closest Approach To Earth (2.142 AU)
Aug 01 - 45th Anniversary (1971), Apollo 15 Astronauts Find Genesis Rock on Moon
Aug 01 - 105th Anniversary (1911), 1st American Woman Receives Pilot's License (Harriet Quimby)
Aug 02 - Cassini, Orbital Trim Maneuver #456 (OTM-456)
Aug 02 - Comet 9P/Tempel Perihelion (1.542 AU)
Aug 02 - Amor Asteroid 433 Eros Occults HIP 110426 (9.0 Magnitude Star)
Aug 02 - Apollo Asteroid 3103 Eger Closest Approach To Earth (0.189 AU)
Aug 02 - Asteroid 4446 Carolyn Closest Approach To Earth (1.866 AU)
Aug 02 - Asteroid 8623 Johnnygalecki Closest Approach To Earth (2.314 AU)
Aug 02 - 25th Anniversary (1991), STS-43 Launch (Space Shuttle Atlantis, TDRS)
Aug 02 - 45th Anniversary (1971), Havero Meteorite Fall (Hit Farm Building in
Finland)
Aug 03 - Comet 229P/Gibbs At Opposition (2.092 AU)
Aug 03 - Amor Asteroid 2005 OH3 Near-Earth Flyby (0.015 AU)
Aug 03 - Asteroid 8621 Jimparsons Closest Approach To Earth (1.641 AU)
Aug 03 - Asteroid 20 Massalia Closest Approach To Earth (1.690 AU)
Aug 03 - Asteroid 1288 Santa Closest Approach To Earth (1.730 AU)
Aug 03 - Asteroid 3524 Schulz Closest Approach To Earth (1.938 AU)
Aug 03 - Asteroid 8489 Boulder Closest Approach To Earth (1.981 AU)
Aug 03 - Asteroid 3975 Verdi Closest Approach To Earth (2.004 AU)
Aug 03 - Kuiper Belt Object 2008 OG19 At Opposition (37.613 AU)
Aug 03 - 420th Anniversary (1596), David Fabricius' Discovery of the First Perioidic Variable Star (Mira)
Aug 04 - Moon Occults Mercury
Aug 04 - Comet 40P/Vaisala At Opposition (4.059 AU)
* Aug 04 - Asteroid 207563 Toscana Closest Approach To Earth (1.722 AU)
Aug 04 - Asteroid 3154 Grant Closest Approach To Earth (2.099 AU)
Aug 05 - Asteroid 15845 Bambi Closest Approach To Earth (1.157 AU)
Aug 05 - Asteroid 32605 Lucy Closest Approach To Earth (1.588 AU)
Aug 05 - Asteroid 18610 Arthurdent Closest Approach To Earth (1.962 AU)
Aug 05 - Centaur Object 37117 Narcissus At Opposition (5.228 AU)
Aug 05 - 5th Anniversary (2011), Juno Atlas 5 Launch (Jupiter Orbiter)
Aug 05 - Leonid Kizim's 75th Birthday (1941)
Aug 06 - Southern Iota Aquarids Meteor Shower Peak
Aug 06 - Moon Occults Jupiter
Aug 06 - Asteroid 10792 Ecuador Closest Approach To Earth (1.787 AU)
Aug 06 - Asteroid 2398 Jilin Closest Approach To Earth (1.823 AU)
Aug 06 - Asteroid 5661 Hildebrand Closest Approach To Earth (2.026 AU)
Aug 06 - 15th Anniversary (2001), Galileo, Io 31 Flyby
Aug 06 - 55th Anniversary (1961), Vostok 2 Launch (Gherman Titov - 2nd Man in
Space)
Aug 06 - William Wollaston's 250th Birthday (1766)
Aug 06 - 835th Anniversary (1181), Discovery of Supernova Cassiopeia
Aug 07 - Cassini, Orbital Trim Maneuver #457 (OTM-457)
Aug 07 - Comet 53P/Van Biesbroeck At Opposition (1.544)
Aug 07 - Comet C/2014 R3 (PANSTARRS) Perihelion (7.276 AU)
Aug 07 - Asteroid 6223 Dahl Closest Approach To Earth (1.522 AU)
Aug 07 - Kent Rominger's 60th Birthday (1956)
Aug 07 - 20th Anniversary (1996), Announcement of Possible Microfossils Found
in ALH84001 Martian Meteorite
Aug 07 - 40th Anniversary (1976), Viking 2, Mars Orbit Insertion
Aug 07 - Andrew Common's 175th Birthday (1841)
Aug 08 - Comet 5D/Brorsen At Opposition (3.283 AU)
* Aug 08 - Apollo Asteroid 2016 CL264 Near-Earth Flyby (0.058 AU)
Aug 08 - Asteroid 1002 Olbersia Closest Approach To Earth (1.382 AU)
Aug 08 - Asteroid 30440 Larry Closest Approach To Earth (1.748 AU)
Aug 08 - 15th Anniversary (2001), Genesis Launch (Solar Particle Sample Return)
Aug 09 - Comet 298P/Christensen At Opposition (3.843 AU)
Aug 09 - Atira Asteroid 418265 (2008 EA32) Closest Approach To Earth (0.599 AU)
Aug 09 - Asteroid 64070 NEAT Closest Approach To Earth (1.336 AU)
Aug 09 - Asteroid 5392 Parker Closest Approach To Earth (2.211 AU)
Aug 09 - 40th Anniversary (1976), Luna 24 Launch (USSR Moon Sample Return)
Aug 09 - Roman Romanenko's 45th Birthday (1971)
Aug 09 - William Fowler's 105th Birthday (1911)
Aug 10 - Cassini, Titan Flyby
Aug 10 - 50th Anniversary (1966), Lunar Orbiter 1 Launch
Aug 10 - Apollo Asteroid 306367 Nut Closest Approach To Earth (1.658 AU)
Aug 10 - 15th Anniversary (2001), STS-105 Launch (Space Shuttle Discovery, International Space Station)
Aug 10 - Leonid Elenin's 35th Birthday (1981)
Aug 11 - Comet P/2015 K5 (PANSTARRS) At Opposition (3.214 AU)
Aug 11 - Asteroid 54439 Topeka Closest Approach To Earth (1.360 AU)
Aug 11 - Asteroid 3001 Michelangelo Closest Approach To Earth (1.414 AU)
Aug 12 - Perseids Meteor Shower Peak
Aug 12 - Asteroid 2985 Shakespeare Closest Approach To Earth (1.709 AU)
Aug 12 - Asteroid 1816 Liberia Closest Approach To Earth (1.845 AU)
Aug 12 - Asteroid 3297 Hong Kong Closest Approach To Earth (1.996 AU)
Aug 12 - Asteroid 294727 Dennisritchie Closest Approach To Earth (2.717 AU)
Aug 13 - Comet P/2013 EW90 (Tenagra) At Opposition (3.916 AU)
Aug 13 - Asteroid 9879 Mammuthus Closest Approach To Earth (0.812 AU)
Aug 13 - Asteroid 76272 De Jong Closest Approach To Earth (1.938 AU)
Aug 13 - Asteroid 5450 Sokrates Closest Approach To Earth (2.065 AU)
Aug 13 - Centaur Object 2015 JH1 At Opposition (3.115 AU)
Aug 13 - Herbert Turner's 155th Birthday (1861)
Aug 14 - Cassini, Orbital Trim Maneuver #458 (OTM-458)
Aug 14 - Comet 73P-AW/Schwassmann-Wachmann Closest Approach To Earth (0.417 AU)
Aug 14 - Comet C/2012 LP26 (Palomar) Closest Approach To Earth (5.972 AU)
Aug 14 - Asteroid 6775 Giorgini Closest Approach To Earth (1.287 AU)
Aug 14 - Asteroid 3263 Bligh Closest Approach To Earth (1.507 AU)
Aug 14 - Asteroid 10957 Alps Closest Approach To Earth (1.915 AU)
Aug 14 - Asteroid 17627 Humptydumpty Closest Approach To Earth (2.512 AU)
Aug 15 - CRS-11/NICER/CREAM Falcon 9 Launch (International Space Station)
Aug 15 - 65th Anniversary (1951), Dogs Mishka & Chizhik Launched Into Space
Aug 16 - Mercury At Its Greatest Eastern Elongation (27 Degress)
Aug 16 - Comet 229P/Gibbs Closest Approach To Earth (2.071 AU)
Aug 16 - Asteroid 87 Sylvia Occults TYC 6817-01360-1 (12.3 Magnitude Star)
Aug 16 - Asteroid 1631 Kopff Closest Approach To Earth (0.765 AU)
Aug 16 - Asteroid 4356 Marathon Closest Approach To Earth (1.480 AU)
Aug 16 - Asteroid 26858 Misterrogers Closest Approach To Earth (1.871 AU)
Aug 16 - Asteroid 227 Philosophia Closest Approach To Earth (2.106 AU)
Aug 16 - Asteroid 2228 Soyuz-Apollo Closest Approach To Earth (2.197 AU)
Aug 16 - Asteroid 5335 Damocles (Burnt Out Comet) At Opposition (20.102 AU)
Aug 16 - 55th Anniversary (1961), Explorer 12 Launch
Aug 17 - 50th Anniversary (1966), Pioneer 7 Launch
Aug 17 - Comet 225P/LINEAR Perihelion (1.325 AU)
Aug 17 - Comet C/2015 M3 (PANSTARRS) At Opposition (3.719 AU)
Aug 17 - Comet 60P/Tsuchinshan At Opposition (4.040 AU)
Aug 17 - Asteroid 9619 Terrygilliam Closest Approach To Earth (0.796 AU)
Aug 17 - Asteroid 2322 Kitt Peak Closest Approach To Earth (1.235 AU)
Aug 17 - Asteroid 8749 Beatles Closest Approach To Earth (1.439 AU)
Aug 17 - Asteroid 8625 Simonhelberg Closest Approach To Earth (1.478 AU)
Aug 17 - Asteroid 46977 Krakow Closest Approach To Earth (2.036 AU)
Aug 17 - Elinor Smith's 105th Birthday (1911)
Aug 17 - Pierre de Fermat's 415th Birthday (1601)
Aug 18 - Comet 299P/Catalina-PANSTARRS At Opposition (3.035 AU)
Aug 18 - Comet P/1998 VS24 (LINEAR) At Opposition (3.071 AU)
Aug 18 - Asteroid 100000 Astronautica Closest Approach To Earth (0.907 AU)
Aug 18 - Milton Humason's 125th Birthday (1891)
Aug 19 - Cassini, Orbital Trim Maneuver #459 (OTM-459)
Aug 19 - Cassini, Distant Flyby of Titan
Aug 19 - Moon Occults Neptune
Aug 19 - Asteroid 6000 United Nations Closest Approach To Earth (1.268 AU)
Aug 19 - Asteroid 2039 Payne-Gaposchkin Closest Approach To Earth (2.584 AU)
Aug 19 - Charles Bolden's 70th Birthday (1946)
Aug 19 - Orville Wright's 145th Birthday (1871)
Aug 19 - John Flamsteed's 370th Birthday (1646)
Aug 20 - Comet 43P/Wolf-Harrington Perihelion (1.358 AU)
Aug 20 - Asteroid 164 Eva Occults HIP 64792 (5.3 Magnitude Star)
Aug 20 - Amor Asteroid 2014 RW22 Near-Earth Flyby (0.056 AU)
Aug 20 - Apollo Asteroid 54509 YORP Closest Approach To Earth (0.596 AU)
Aug 20 - Apollo Asteroid 1863 Antinous Closest Approach To Earth (0.767 AU)
Aug 21 - Comet 255P/Levy At Opposition (1.919 AU)
Aug 21 - Comet C/2015 W1 (Gibbs) Closest Approach To Earth (2.769 AU)
Aug 21 - Asteroid 2 Pallas At Opposition (8.7 Magnitude)
Aug 21 - Asteroid 295565 Hannover Closest Approach To Earth (1.248 AU)
Aug 21 - Asteroid 10379 Lake Placid Closest Approach To Earth (2.560 AU)
Aug 21 - Apollo Asteroid 4197 Morpheus Closest Approach To Earth (2.841 AU)
* Aug 22 - Comet 333P/LINEAR Closest Approach To Earth (1.482 AU)
Aug 22 - Comet 33P/Daniel Perihelion (2.160 AU)
Aug 22 - Comet C/2012 LP26 (Palomar) At Opposition (5.982 AU)
Aug 22 - Apollo Asteroid 3361 Orpheus Closest Approach To Earth (1.647 AU)
Aug 22 - Asteroid 30826 Coulomb Closest Approach To Earth (1.751 AU)
Aug 22 - Karl Kustner's 160th Birthday (1856)
Aug 23 - 50th Anniversary (1966), 1st Photo of Earth from Moon (Lunar Orbiter
1)
Aug 23 - Comet 18D/Perrine-Mrkos Closest Approach To Earth (1.563 AU)
Aug 23 - Comet P/2015 F1 (PANSTARRS) Closest Approach To Earth (2.602 AU)
Aug 24 - 50th Anniversary (1966), Luna 11 Launch (USSR Moon Orbiter)
Aug 24 - Comet P/1998 VS24 (LINEAR) Closest Approach To Earth (3.066 AU)
Aug 24 - Aten Asteroid 326290 Akhenaten Closest Approach To Earth (0.494 AU)
Aug 24 - Asteroid 44597 Thoreau Closest Approach To Earth (1.355 AU)
Aug 24 - Asteroid 4337 Arecibo Closest Approach To Earth (2.340 AU)
Aug 24 - 10th Anniversary (2006), Pluto Demoted As A Planet
Aug 25 - Moon Occults Aldebaran
Aug 25 - Mars Passes 4.4 Degrees from Saturn
Aug 25 - Northern Iota Aquarids Meteor Shower Peak
Aug 25 - Comet 73P-AJ/Schwassmann-Wachmann Closest Approach To Earth (0.479 AU)
Aug 25 - Comet 176P/LINEAR At Opposition (1.725 AU)
Aug 25 - Asteroid 4 Vesta Occults TYC 1343-01188-1 (9.5 Magnitude Star)
Aug 25 - Apollo Asteroid 2005 QQ87 Near-Earth Flyby (0.085 AU)
Aug 25 - Asteroid 149 Medusa Closest Approach To Earth (1.129 AU)
Aug 25 - Asteroid 3313 Mendel Closest Approach To Earth (1.567 AU)
Aug 25 - Asteroid 242516 Lindseystirling Closest Approach To Earth (1.745 AU)
Aug 25 - Asteroid 2919 Dali Closest Approach To Earth (1.797 AU)
Aug 25 - Kuiper Belt Object 2004 NT33 At Opposition (38.053 AU)
Aug 26 - Amor Asteroid 433 Eros Closest Approach To Earth (0.725 AU)
Aug 26 - Atira Asteroid 2007 EB26 Closest Approach To Earth (0.882 AU)
Aug 26 - Asteroid 19019 Sunflower Closest Approach To Earth (1.223 AU)
Aug 26 - Asteroid 2451 Dollfus Closest Approach To Earth (1.377 AU)
Aug 26 - Asteroid 7554 Johnspencer Closest Approach To Earth (2.949 AU)
Aug 26 - Kuiper Belt Object 225088 (2007 OR10) At Opposition (86.591 AU)
Aug 26 - 35th Anniversary (1981), Voyager 2, Saturn Flyby
Aug 27 - Mercury Passes 5.3 Degrees From Venus
Aug 27 - Venus Passes 0.1 Degrees from Jupiter
Aug 27 - Comet C/2015 TQ209 (LINEAR) Perihelion (1.413 AU)
* Aug 27 - Comet C/2015 V4 (PANSTARRS) Perihelion (5.460 AU)
Aug 27 - Asteroid 2281 Biela Closest Approach To Earth (0.879 AU)
Aug 27 - Asteroid 1762 Russell Closest Approach To Earth (1.744 AU)
* Aug 27 - Asteroid 18235 Lynden-Bell Closest Approach To Earth (2.463 AU)
Aug 27 - Centaur Object 7066 Nessus At Opposition (26.173 AU)
Aug 27 - Kuiper Belt Object 307982 (2004 PG115) At Opposition (36.953 AU)
Aug 28 - Comet 93P/Lovas At Opposition (1.460 AU)
Aug 28 - Comet 139P/Vaisala-Oterma At Opposition (2.969 AU)
Aug 28 - Comet 159P/LONEOS At Opposition (3.957 AU)
Aug 28 - Asteroid 14220 Alexgibbs Closest Approach To Earth (1.466 AU)
Aug 28 - Asteroid 11947 Kimclijsters Closest Approach To Earth (1.550 AU)
Aug 28 - Asteroid 10378 Ingmarbergman Closest Approach To Earth (1.829 AU)
Aug 28 - Asteroid 204852 Frankfurt Closest Approach To Earth (1.866 AU)
Aug 29 - Comet 176P/LINEAR Closest Approach To Earth (1.723 AU)
Aug 29 - Comet P/2015 M2 (PANSTARRS) Closest Approach To Earth (5.007 AU)
Aug 29 - Asteroid 118401 LINEAR Closest Approach To Earth (1.722 AU)
Aug 29 - Asteroid 8721 AMOS Closest Approach To Earth (2.786 AU)
Aug 29 - Johann Holetschek's 160th Birthday (1846)
Aug 30 - Cassini, Distant Flyby of Titan
Aug 30 - Comet C/2016 A8 (LINEAR) Perihelion (1.889 AU)
Aug 30 - Comet C/2015 TQ209 (LINEAR) Closest Approach To Earth (2.405 AU)
Aug 30 - Comet 330P/Catalina Perihelion (2.953 AU)
Aug 30 - Binary Apollo Asteroid 69230 Hermes Closest Approach To Earth (1.197
AU)
Aug 30 - Plutino 175113 (2004 PF115) At Opposition (40.541 AU)
Aug 30 - Kuiper Belt Object 2003 QX113 At Opposition (58.936 AU)
Aug 30 - 25th Anniversary (1991), Yohkoh Launch
Aug 30 - Jack Swigert's 85th Birthday (1931)
Aug 30 - Ernest Rutherford's 145th Birthday (1871)
Aug 30 - Carl Runge's 160th Birthday (1856)
Aug 31 - Comet 73P-AA/Schwassmann-Wachmann Perihelion (1.022 AU)
Aug 31 - Comet 144P/Kushida Perihelion (1.431 AU)
Aug 31 - Comet 25D/Neujmin At Opposition (3.853 AU)
Aug 31 - Comet 232P/Hill At Opposition (4.169 AU)
Aug 31 - Asteroid 8080 Intel Closest Approach To Earth (1.107 AU)
Aug 31 - Asteroid 4352 Kyoto Closest Approach To Earth (1.627 AU)
Aug 31 - Apollo Asteroid 2201 Oljato Closest Approach To Earth (2.607 AU)
Aug 31 - Kuiper Belt Object 120178 (2003 OP32) At Opposition (41.166 AU)
Aug 31 - 25th Anniversary (1991), Noblesville Meteorite Fall in Indiana
Aug 31 - Robert Hanbury Brown's 100th Birthday (1916)
Aug 31 - William Usherwood's 195th Birthday (1821)

September 2016
Sep ?? - InSight, Mars Landing
Sep ?? - Rosetta, Crash Landing on Comet 67P/Churyumov-Gerasimenko
Sep ?? - Cartosat 2C/IMS 1B/NEMO-AM/SRE 2/GHGSat-D/Max Valier Sat/Swayam PSLV
Launch
Sep ?? - CSES 1 CZ-2C Launch
* Sep ?? - SkySat 8-13/CPOD A & B/MinXSS 2/RANGE A & B Minotaur-C-XL-3210 Launch
* Sep ?? - SES-10 Falcon 9 Launch
Sep 01 - Annular Solar Eclipse (Visible from Central Africa)
Sep 01 - Comet C/2016 A8 (LINEAR) Closest Approach To Earth (1.046 AU)
* Sep 01 - Comet C/2016 A8 (LINEAR) At Opposition (1.046 AU)
Sep 01 - Comet P/2015 M2 (PANSTARRS) At Opposition (5.009 AU)
Sep 01 - Asteroid 4149 Harrison Occults HIP 5594 (5.9 Magnitude Star)
Sep 01 - Apollo Asteroid 357024 (1999 YR14) Near-Earth Flyby (0.056 AU)
Sep 01 - Asteroid 2912 Lapalma Closest Approach To Earth (1.438 AU)
Sep 01 - Asteroid 9548 Fortran Closest Approach To Earth (1.504 AU)
Sep 01 - Asteroid 27320 Vellinga Closest Approach To Earth (1.517 AU)
Sep 01 - 130th Anniversary (1886), 1st Photo Taken of Ring Nebula by Eugene von Gothard
Sep 02 - Moon Occults Jupiter
Sep 02 - Comet P/2015 F1 (PANSTARRS) At Opposition (2.616 AU)
Sep 02 - Asteroid 4103 Chahine Closest Approach To Earth (1.079 AU)
Sep 02 - Apollo Asteroid 25143 Itokawa Closest Approach To Earth (1.102 AU)
Sep 02 - Asteroid 7470 Jabberwock Closest Approach To Earth (1.377 AU)
Sep 02 - Asteroid 26715 South Dakota Closest Approach To Earth (1.632 AU)
Sep 03 - Moon Occults Venus
Sep 03 - Neptune At Opposition
Sep 03 - Comet 139P/Vaisala-Oterma Closest Approach To Earth (2.964 AU)
Sep 03 - 10th Anniversary (2006), SMART-1, Moon Impact
Sep 03 - 40th Anniversary (1976), Viking 2, Mars Landing
Sep 04 - Comet 188P/LINEAR-Mueller At Opposition (1.796 AU)
Sep 04 - Comet P/2011 VJ5 (Lemmon) At Opposition (3.259 AU)
Sep 04 - Asteroid 6790 Pingouin Closest Approach To Earth (0.988 AU)
Sep 04 - Asteroid 9618 Johncleese Closest Approach To Earth (1.043 AU)
Sep 04 - Asteroid 2867 Steins Closest Approach To Earth (1.100 AU)
Sep 04 - Asteroid 3155 Lee Closest Approach To Earth (1.273 AU)
Sep 04 - Asteroid 2843 Yeti Closest Approach To Earth (1.590 AU)
Sep 04 - Asteroid 8990 Compassion Closest Approach To Earth (2.399 AU)
Sep 04 - Kuiper Belt Object 145452 (2005 RN43) At Opposition (39.628 AU)
Sep 04 - 130th Anniversary (1886), Novo-Urei (Urelite) Meteorite Fall in Russia
Sep 05 - Comet 226P/Pigott-LINEAR-Kowalski Perihelion (1.776 AU)
Sep 05 - Comet C/2015 V3 (PANSTARRS) Closest Approach To Earth (4.222 AU)
Sep 05 - Asteroid 2 Pallas Occults 2UCAC 34202202 (12.2 Magnitude Star)
Sep 05 - Apollo Asteroid 2009 ES Near-Earth Flyby (0.048 AU)
Sep 05 - Asteroid 7434 Osaka Closest Approach To Earth (1.168 AU)
Sep 05 - Asteroid 246247 Sheldoncooper Closest Approach To Earth (1.646 AU)
Sep 05 - Asteroid 5053 Chladni Closest Approach To Earth (1.795 AU)
Sep 05 - Asteroid 17768 Tigerlily Closest Approach To Earth (1.943 AU)
Sep 05 - Kyongae Chang's 70th Birthday (1946)
Sep 06 - Comet 90P/Gehrels At Opposition (2.565 AU)
Sep 06 - Asteroid 67 Asia Closest Approach To Earth (1.045 AU)
Sep 06 - Asteroid 787 Moskva Closest Approach To Earth (1.258 AU)
Sep 06 - Asteroid 25275 Jocelynbell Closest Approach To Earth (1.285 AU)
Sep 06 - Asteroid 310 Margarita Closest Approach To Earth (2.027 AU)
Sep 06 - Kuiper Belt Object 2010 RF43 At Opposition (52.371 AU)
Sep 06 - 20th Anniversary (1996), Galileo, Ganymede 2 Encounter
Sep 06 - Yrjo Vaisala's 125th Birthday (1891)
Sep 06 - James Gilliss' 205th Birthday (1811)
Sep 07 - Comet C/2013 P3 (Palomar) Closest Approach To Earth (8.609 AU)
Sep 07 - Apollo Asteroid 250458 (2004 BO41) Near-Earth Flyby (0.100 AU)
Sep 07 - 60th Anniversary (1956), 1st Man to Reach 100,000 Feet Altitude (Kinch Kincheloe)
* Sep 08 - OSIRIS-REx Atlas 5 Launch (Asteroid Sample Return Mission)
Sep 08 - 50th Anniversary (1966), 1st Star Trek Episode on TV
Sep 08 - Comet 62P/Tsuchinshan At Opposition (2.833 AU)
Sep 08 - Asteroid 224 Oceana Occults HIP 86404 (6.9 Magnitude Star)
Sep 08 - Asteroid 214476 Stephencolbert Closest Approach To Earth (2.016 AU)
Sep 08 - Asteroid 469 Argentina Closest Approach To Earth (2.659 AU)
Sep 09 - Asteroid 2 Pallas Occults TYC 0539-01038-1 (10.7 Magnitude Star)
Sep 09 - Asteroid 3473 Sapporo Closest Approach To Earth (1.705 AU)
Sep 09 - Asteroid 118945 Rikhill Closest Approach To Earth (2.337 AU)
Sep 09 - 10th Anniversary (2006), STS-115 Launch (Space Shuttle Atlantis, International Space Station)
Sep 09 - 55th Anniversary (1961), Bells Meteorite Fall (Hit Building in Texas)
Sep 10 - Comet 288P At Opposition (1.449 AU)
Sep 10 - Comet 212P/NEAT Perihelion (1.645 AU)
Sep 10 - Aten Asteroid 2015 KE Near-Earth Flyby (0.038 AU)
Sep 10 - 5th Anniversary (2011), GRAIL Launch (Moon Orbiter)
Sep 11 - Comet 288P Closest Approach To Earth (1.449 AU)
Sep 11 - Comet P/2003 SQ215 (NEAT-LONEOS) At Opposition (1.572 AU)
Sep 11 - Apollo Asteroid 2009 BK2 Near-Earth Flyby (0.076 AU)
Sep 11 - Asteroid 23469 Neilpeart Closest Approach To Earth (1.167 AU)
Sep 11 - Asteroid 11881 Mirstation Closest Approach To Earth (1.202 AU)
Sep 11 - Asteroid 10204 Turing Closest Approach To Earth (1.776 AU)
Sep 11 - Alexandre Pingre's 305th Birthday (1711)
Sep 12 - 50th Anniversary (1966), Gemini 11 Launch (Charles Conrad and Richard Gordon)
Sep 12 - Asteroid 971 Alsatia Occults HIP 39077 (6.9 Magnitude Star)
Sep 12 - Apollo Asteroid 161989 Cacus Closest Approach To Earth (0.243 AU)
Sep 12 - Asteroid 34419 Corning Closest Approach To Earth (1.648 AU)
Sep 12 - Asteroid 780 Armenia Closest Approach To Earth (1.825 AU)
Sep 12 - 25th Anniversary (1991), STS-48 Launch (Space Shuttle Discovery, UARS)
Sep 12 - Anousheh Ansari's 50th Birthday (1966)
Sep 13 - Comet 188P/LINEAR-Mueller Closest Approach To Earth (1.786 AU)
Sep 13 - Comet 228P/LINEAR At Opposition (3.831 AU)
Sep 13 - Comet C/2015 H2 (PANSTARRS) Perihelion (4.967 AU)
Sep 13 - Comet 95P/Chiron Closest Approach To Earth (17.399 AU)
Sep 13 - Asteroid 1217 Maximiliana Closest Approach To Earth (1.466 AU)
Sep 14 - Comet 302P/Lemmon-PANSTARRS Closest Approach To Earth (2.360 AU)
Sep 14 - Asteroid 116939 Jonstewart Closest Approach To Earth (1.628 AU)
Sep 14 - 180th Anniversary (1836), Aubres Meteorite Fall in France
Sep 15 - WorldView 4 (GeoEye 2) Atlas 5 Launch
Sep 15 - Moon Occults Neptune
Sep 15 - Comet 124P/Mrkos At Opposition (3.852 AU)
Sep 15 - Comet 95P/Chiron At Opposition (17.400 AU)
Sep 15 - Asteroid 2 Pallas Occults 2UCAC 33492853 (12.3 Magnitude Star)
Sep 15 - Apollo Asteroid 2011 BT15 Near-Earth Flyby (0.051 AU)
* Sep 15 - Atira Asteroid 434326 (2004 JG6) Closest Approach To Earth (0.693 AU)
Sep 15 - Asteroid 71000 Hughdowns Closest Approach To Earth (1.439 AU)
Sep 15 - 25th Anniversary (1991), UARS Launch from Space Shuttle Discovery
Sep 15 - Jean-Sylvain Bailly's 280th Birthday (1736)
Sep 16 - Penumbral Lunar Eclipse
Sep 16 - International Day for the Preservation of the Ozone Layer
Sep 16 - Comet 255P/Levy Closest Approach To Earth (1.831 AU)
Sep 16 - Centaur Object 2015 KJ153 At Opposition (2.981 AU)
Sep 16 - 20th Anniversary (1996), STS-79 Launch (Space Shuttle Atlantis, Mir Space Station)
Sep 16 - Seth Chandler's 170th Birthday (1846)
Sep 17 - Comet C/2013 P3 (Palomar) At Opposition (8.624 AU)
Sep 17 - Asteroid 1282 Utopia Closest Approach To Earth (1.852 AU)
Sep 17 - 60th Anniversary (1956), Inauguration of Stockert Radio Telescope
Sep 17 - Bernhard Riemann's 190th Birthday (1826)
Sep 18 - Comet P/2008 J3 (McNaught) At Opposition (1.360 AU)
Sep 18 - Comet 302P/Lemmon-PANSTARRS At Opposition (2.363 AU)
Sep 18 - Comet 90P/Gehrels Closest Approach To Earth (2.546 AU)
Sep 18 - Comet 325P/Yang-Gao Closest Approach To Earth (2.748 AU)
Sep 18 - Comet C/2015 B2 (PANSTARRS) Closest Approach To Earth (2.959 AU)
Sep 18 - Comet 258P/PANSTARRS At Opposition (4.221 AU)
Sep 18 - Asteroid 3202 Graff Closest Approach To Earth (3.130 AU)
Sep 19 - Asteroid 12464 Manhattan Closest Approach To Earth (1.349 AU)
Sep 20 - Apollo Asteroid 5786 Talos Closest Approach To Earth (0.939 AU)
Sep 20 - Asteroid 2675 Tolkien Closest Approach To Earth (0.986 AU)
Sep 20 - Asteroid 24101 Cassini Closest Approach To Earth (1.331 AU)
Sep 20 - Asteroid 31 Euphrosyne Closest Approach To Earth (2.258 AU)
Sep 20 - Asteroid 4442 Garcia Closest Approach To Earth (2.749 AU)
Sep 20 - 65th Anniversary (1951), Aerobee Missile Launch (Yorik the Monkey & Mice - 1st Animals to Survive Rocket Flight)
Sep 21 - Moon Occults Aldebaran
Sep 21 - Comet 73P-AY/Schwassmann-Wachmann At Opposition (0.623 AU)
Sep 21 - Comet 73P-AZ/Schwassmann-Wachmann At Opposition (0.623 AU)
Sep 21 - Comet 93P/Lovas Closest Approach To Earth (1.389 AU)
Sep 21 - Asteroid 11911 Angel Closest Approach To Earth (1.721 AU)
Sep 21 - H.G. Wells' 150th Birthday (1866)
Sep 22 - Autumnal Equinox, 14:21 UT
Sep 22 - Comet 135P/Shoemaker-Levy At Opposition (3.147 AU)
Sep 22 - Apollo Asteroid 2015 DS53 Near-Earth Flyby (0.050 AU)
Sep 22 - Asteroid 5029 Ireland Closest Approach To Earth (1.680 AU)
Sep 22 - Asteroid 8353 Megryan Closest Approach To Earth (2.027 AU)
Sep 22 - Asteroid 12490 Leiden Closest Approach To Earth (2.515 AU)
Sep 22 - Kuiper Belt Object 2010 RE64 At Opposition (51.635 AU)
Sep 22 - 15th Anniversary (2001), Deep Space 1, Comet Borrelly Flyby
Sep 22 - Peter Pallas' 175th Birthday (1741)
Sep 22 - Michael Faraday's 225th Birthday (1791)
Sep 22 - Thomas Wright's 305th Birthday (1711)
* Sep 23 - Soyuz MS-2 Soyuz-2.1a Launch (International Space Station 48S)
Sep 23 - Cassini, Orbital Trim Maneuver #460 (OTM-460)
Sep 23 - Comet 73P-AA/Schwassmann-Wachmann Closest Approach To Earth (1.081 AU)
Sep 23 - Comet P/2008 J3 (McNaught) Closest Approach To Earth (1.357 AU)
Sep 23 - Comet 31P/Schwassmann-Wachmann At Opposition (3.703 AU)
Sep 23 - Comet 294P/LINEAR At Opposition (4.100 AU)
Sep 23 - Asteroid 43844 Rowling Closest Approach To Earth (1.282 AU)
Sep 23 - Asteroid 9951 Tyrannosaurus Closest Approach To Earth (1.346 AU)
Sep 23 - Asteroid 6216 San Jose Closest Approach To Earth (1.586 AU)
Sep 23 - Kuiper Belt Object 308933 (2006 SQ372) At Opposition (26.253 AU)
Sep 23 - Kuiper Belt Object 120347 Salacia At Opposition (43.735 AU)
Sep 23 - Willie McCool's 55th Birthday (1961)
Sep 23 - 170th Anniversary (1846), Johann Galle's Discovery of Neptune
Sep 23 - Johann Encke's 225th Birthday (1791)
Sep 24 - Cassini, Distant Flyby of Polydeuces
Sep 24 - Comet 62P/Tsuchinshan Closest Approach To Earth (2.797 AU)
Sep 24 - Asteroid 441 Bathilde Occults HIP 38092 (6.9 Magnitude Star)
Sep 24 - Asteroid 5608 Olmos Closest Approach To Earth (1.588 AU)
Sep 24 - Asteroid 8952 ODAS Closest Approach To Earth (1.645 AU)
Sep 24 - Asteroid 2200 Pasadena Closest Approach To Earth (1.749 AU)
Sep 24 - 5th Anniversary (2011), UARS Reenters Earth's Atmosphere
Sep 24 - Pols Swings' 110th Birthday (1906)
Sep 25 - Comet 73P-BE/Schwassmann-Wachmann Perihelion (1.006 AU)
Sep 25 - Comet P/2003 SQ215 (NEAT-LONEOS) Closest Approach To Earth (1.547 AU)
Sep 25 - Comet 24P/Schaumasse At Opposition (3.121 AU)
Sep 25 - Comet 123P/West-Hartley At Opposition (4.027 AU)
Sep 25 - Apollo Asteroid 363831 (2005 PY16) Near-Earth Flyby (0.075 AU)
Sep 25 - Asteroid 3850 Peltier Closest Approach To Earth (0.931 AU)
* Sep 25 - Atira Asteroid 164294 (2004 XZ130) Closest Approach To Earth (1.139 AU)
Sep 26 - Comet 86P/Wild Closest Approach To Earth (2.868 AU)
Sep 26 - Comet C/2011 KP36 (Spacewatch) Closest Approach To Earth (3.971 AU)
Sep 26 - Asteroid 8622 Mayimbialik Closest Approach To Earth (1.578 AU)
Sep 27 - Cassini, Titan Flyby
Sep 27 - Comet 73P-BH/Schwassmann-Wachmann Perihelion (1.005 AU)
Sep 27 - Comet 73P-BI/Schwassmann-Wachmann Perihelion (1.005 AU)
Sep 27 - Comet 73P-BM/Schwassmann-Wachmann Perihelion (1.005 AU)
Sep 27 - Comet 73P-BP/Schwassmann-Wachmann Perihelion (1.005 AU)
Sep 27 - Comet 175P/Hergenrother At Opposition (3.906 AU)
Sep 27 - Comet C/2015 V3 (PANSTARRS) At Opposition (4.281 AU)
Sep 27 - Asteroid 10168 Stony Ridge Closest Approach To Earth (1.581 AU)
Sep 27 - Asteroid 243097 Batavia Closest Approach To Earth (1.640 AU)
Sep 27 - Asteroid 54522 Menaechmus Closest Approach To Earth (1.944 AU)
Sep 27 - Plutino 2001 QF298 At Opposition (42.401 AU)
Sep 27 - Stephanie Wilson's 50th Birthday (1966)
Sep 27 - Alberto Conti's 50th Birthday (1966)
Sep 27 - 60th Anniversary (1956), 1st Man to Reach Mach 3 (Mel Apt)
Sep 28 - Wideband Gapfiller Satellite 8 (WGS-8) Delta 4M Launch
Sep 28 - Mercury At Its Greatest Western Elongation (18 Degrees)
Sep 28 - Comet 73P-BA/Schwassmann-Wachmann Perihelion (1.005 AU)
Sep 28 - Comet 250P/Larson At Opposition (2.778 AU)
Sep 28 - Apollo Asteroid 6239 Minos Closest Approach To Earth (0.946 AU)
Sep 28 - Asteroid 2041 Lancelot Closest Approach To Earth (1.661 AU)
Sep 28 - Asteroid 2791 Paradise Closest Approach To Earth (1.700 AU)
Sep 28 - Asteroid 4149 Harrison Closest Approach To Earth (1.903 AU)
Sep 28 - Asteroid 904 Rockefellia Closest Approach To Earth (1.958 AU)
Sep 28 - 45th Anniversary (1971), Luna 19 Launch (USSR Moon Orbiter)
Sep 28 - 65th Anniversary (1951), Seth Nicholson's Discovery of Jupiter Moon Ananke
Sep 29 - Moon Occults Mercury
Sep 29 - Comet 263P/Gibbs At Opposition (2.413 AU)
Sep 29 - Asteroid 11 Parthenope At Opposition (8.9 Magnitude)
Sep 29 - Asteroid 705 Erminia Occults HIP 44331 (6.5 Magnitude Star)
Sep 29 - Apollo Asteroid 3200 Phaethon Closest Approach To Earth (0.402 AU)
Sep 29 - Asteroid 8553 Bradsmith Closest Approach To Earth (1.181 AU)
Sep 29 - Asteroid 1855 Korolev Closest Approach To Earth (1.434 AU)
Sep 29 - Apollo Asteroid 4183 Cuno Closest Approach To Earth (2.144 AU)
Sep 29 - Asteroid 41488 Sinbad Closest Approach To Earth (2.939 AU)
Sep 29 - Enrico Fermi's 115th Birthday (1901)
Sep 30 - Kepler, End of Extended Mission
Sep 30 - Swift, End of Extended Mission
Sep 30 - Cassini, Orbital Trim Maneuver #461 (OTM-461)
Sep 30 - Moon Occults Jupiter
Sep 30 - Comet 208P/McMillan Closest Approach To Earth (1.618 AU)
Sep 30 - Aten Asteroid 2009 UG Near-Earth Flyby (0.019 AU)
Sep 30 - Apollo Asteroid 2015 SO2 Near-Earth Flyby (0.044 AU)
Sep 30 - Asteroid 341 California Closest Approach To Earth (0.889 AU)

October 2016
* Oct ?? - Shenzhou 11 CZ 2F/G Launch (Manned Chinese Mission)
Oct ?? - MoonRise Atlas 5 Launch
Oct ?? - Microsat PSLV Launch
Oct ?? - Iridium NEXT 13-22 Falcon 9 Launch
Oct ?? - Galileo FM13-FM16 Ariane 5 Launch
* Oct ?? - Echostar 105/SES 11 Falcon 9 Launch
Oct 01 - Centaur Object 10199 Chariklo Occults 2UCAC 17806909 (14.7 Magnitude
Star)
Oct 01 - Asteroid 129564 Christy Closest Approach To Earth (1.736 AU)
Oct 01 - Asteroid 1345 Potomac Closest Approach To Earth (3.069 AU)
Oct 01 - 25th Anniversary (1991), Release of USA Planetary Exploration Stamps
Oct 01 - 70th Anniversary (1946), Eagle Meteorite Fall in Nebraska
Oct 02 - Comet 2P/Encke At Opposition (1.420 AU)
Oct 02 - Comet C/2015 B2 (PANSTARRS) At Opposition (2.994 AU)
Oct 02 - Comet C/2011 KP36 (Spacewatch) At Opposition (3.976 AU)
Oct 02 - Asteroid 5035 Swift Closest Approach To Earth (1.646 AU)
Oct 02 - Asteroid 7707 Yes Closest Approach To Earth (2.047 AU)
Oct 02 - Albert Crossfield's 95th Birthday (1921)
Oct 02 - Willy Ley's 110th Birthday (1906)
Oct 03 - Cassini, Distant Flyby of Titan & Helene
Oct 03 - Comet 182P/LONEOS At Opposition (1.444 AU)
Oct 03 - Asteroid 8627 Kunalnayyar Closest Approach To Earth (1.452 AU)
Oct 03 - Asteroid 631 Philippina Closest Approach To Earth (1.977 AU)
Oct 03 - Kathryn Sullivan's 55th Birthday (1961)
Oct 03-09 - Astronomy Week
Oct 04 - Cygnus CRS-7 (OA-7)/Violet Antares 230 Launch (International Space Station)
Oct 04 - Cassini, Orbital Trim Maneuver #462 (OTM-462)
Oct 04 - Comet 238P/Read Closest Approach To Earth (1.368 AU)
Oct 04 - Comet 238P/Read At Opposition (1.368 AU)
Oct 04-10 - World Space Week
Oct 05 - Comet P/2007 R3 (Gibbs) Closest Approach To Earth (1.690 AU)
Oct 05 - Comet 174P/Echeclus Closest Approach To Earth (5.347 AU)
Oct 05 - Asteroid 7850 Buenos Aires Closest Approach To Earth (1.624 AU)
Oct 06 - Comet 86P/Wild At Opposition (2.884 AU)
Oct 06 - Comet P/2015 PD229 (ISON-Cameron) Closest Approach to Earth (4.175 AU)
Oct 06 - Apollo Asteroid 2011 DU Near-Earth Flyby (0.039 AU)
Oct 06 - Apollo Asteroid 2005 UO Near-Earth Flyby (0.088 AU)
Oct 06 - Asteroid 3306 Byron Closest Approach To Earth (1.268 AU)
Oct 06 - Asteroid 793 Arizona Closest Approach To Earth (1.489 AU)
Oct 06 - Kuiper Belt Object 2008 ST291 At Opposition (59.140 AU)
Oct 06 - Nikolai Chernykh's 85th Birthday (1931)
Oct 06 - Riccardo Giacconi's 85th Birthday (1931)
Oct 07 - Comet 208P/McMillan At Opposition (1.624 AU)
Oct 07 - Comet 325P/Yang-Gao At Opposition (2.798 AU)
Oct 07 - Asteroid 3837 Carr Closest Approach To Earth (1.453 AU)
Oct 07 - James Webb's 110th Birthday (1906)
Oct 08 - Comet 73P-BB/Schwassmann-Wachmann Perihelion (1.004 AU)
Oct 08 - Comet 297P/Beshore At Opposition (3.206 AU)
Oct 08 - Comet 314P/Montani Perihelion (4.234 AU)
Oct 08 - Asteroid 2010 RO64 Occults HIP 6687 (6.7 Magnitude Star)
Oct 08 - Asteroid 16421 Roadrunner Closest Approach To Earth (1.176 AU)
Oct 08 - Asteroid 1140 Crimea Closest Approach To Earth (1.497 AU)
Oct 08 - Asteroid 24750 Ohm Closest Approach To Earth (1.711 AU)
Oct 08 - Asteroid 11094 Cuba Closest Approach To Earth (1.936 AU)
Oct 08 - Asteroid 12759 Joule Closest Approach To Earth (2.382 AU)
Oct 08 - Edward Wright's 455th Birthday (1561)
Oct 09 - Draconids Meteor Shower Peak
Oct 09 - Comet 279P/La Sagra Closest Approach To Earth (1.267 AU)
Oct 09 - Comet 250P/Larson Closest Approach To Earth (2.760 AU)
Oct 09 - Comet P/2014 C1 (TOTAS) At Opposition (3.395 AU)
Oct 09 - Comet 87P/Bus At Opposition (3.731 AU)
Oct 09 - Apollo Asteroid 2012 SL50 Near-Earth Flyby (0.085 AU)
Oct 09 - Asteroid 12284 Pohl Closest Approach To Earth (2.747 AU)
Oct 09 - Asteroid 2246 Bowell Closest Approach To Earth (3.308 AU)
Oct 10 - Amor Asteroid 2010 SG15 Near-Earth Flyby (0.088 AU)
Oct 10 - Aten Asteroid 2013 LC1 Near-Earth Flyby (0.097 AU)
Oct 10 - Aten Asteroid 2100 Ra-Shalom Closest Approach To Earth (0.150 AU)
Oct 10 - Zhai Zhigang's 50th Birthday (1966)
Oct 10 - 170th Anniversary (1846), William Lassell's Discovery of Neptune Moon Triton
Oct 10 - Henry Cavendish's 285th Birthday (1731)
Oct 11 - Mercury Passes 0.9 Degrees from Jupiter
Oct 11 - Comet C/2014 E1 (Larson) At Opposition (3.870 AU)
Oct 11 - Asteroid 3590 Holst Closest Approach To Earth (1.300 AU)
Oct 12 - Comet 237P/LINEAR Perihelion (1.985 AU)
Oct 12 - Comet 317P/WISE Closest Approach To Earth (2.654 AU)
Oct 12 - Comet P/2015 PD229 (ISON-Cameron) At Opposition (4.182 AU)
Oct 12 - Comet 174P/Echeclus At Opposition (5.354 AU)
Oct 12 - Asteroid 4628 Laplace Closest Approach To Earth (1.921 AU)
Oct 12 - Kuiper Belt Object 19308 (1996 TO66) At Opposition (46.310 AU)
Oct 12 - Astronomical Society of France's 125th Birthday (1891)
Oct 13 - Moon Occults Neptune
Oct 13 - Comet 82P/Gehrels At Oppositon (3.056 AU)
Oct 13 - Asteroid 268 Adorea Occults HIP 49669 (1.4 Magnitude Star)
Oct 13 - Asteroid 87 Sylvia Occults TYC 6834-00181-1 (12.5 Magnitude Star)
Oct 13 - Aten Asteroid 2007 TR68 Near-Earth Flyby (0.050 AU)
Oct 13 - Asteroid 6758 Jesseowens Closest Approach To Earth (1.939 AU)
Oct 13 - Asteroid 2483 Guinevere Closest Approach To Earth (2.238 AU)
Oct 13 - Asteroid 1197 Rhodesia Closest Approach To Earth (2.487 AU)
Oct 13 - Peter Barlow's 240th Birthday (1776)
Oct 14 - GOES-R Atlas 5 Launch
Oct 14 - Comet 73P-BE/Schwassmann-Wachmann Closest Approach To Earth (1.420 AU)
Oct 14 - Comet 73P-BH/Schwassmann-Wachmann Closest Approach To Earth (1.445 AU)
Oct 14 - Apollo Asteroid 6063 Jason Closest Approach To Earth (1.520 AU)
Oct 14 - Asteroid 1913 Sekanina Closest Approach To Earth (1.659 AU)
Oct 15 - Comet P/2007 R3 (Gibbs) At Opposition (1.703 AU)
Oct 15 - Comet C/2015 T5 (Sheppard-Tholen) Closest Approach To Earth (8.443 AU)
Oct 15 - Asteroid 3123 Dunham Closest Approach To Earth (1.192 AU)
Oct 15 - Asteroid 21811 Burroughs Closest Approach To Earth (2.097 AU)
Oct 16 - Comet 73P-BP/Schwassmann-Wachmann Closest Approach To Earth (1.441 AU)
Oct 16 - Comet 73P-BI/Schwassmann-Wachmann Closest Approach To Earth (1.443 AU)
Oct 16 - Comet 73P-BM/Schwassmann-Wachmann Closest Approach To Earth (1.443 AU)
Oct 16 - Comet 263P/Gibbs Closest Approach To Earth (2.373 AU)
Oct 16 - Asteroid 7 Iris Occults HIP 83684 (6.3 Magnitude Star)
Oct 16 - Asteroid 1031 Arctica Closest Approach To Earth (2.192 AU)
Oct 16 - Kuiper Belt Object 202421 (2005 UQ513) At Opposition (47.311 AU)
Oct 16 - 15th Anniversary (2001), Galileo, Io 32 Flyby
Oct 17 - Cyclone Global Navigation Satellite System 1-8 (CYGNSS 1-8) Pegasus XL Launch
Oct 17 - Comet 73P-BA/Schwassmann-Wachmann Closest Approach To Earth (1.462 AU)
Oct 17 - Asteroid 52246 Donaldjohanson Closest Approach To Earth (1.368 AU)
Oct 17 - Asteroid 9341 Gracekelly Closest Approach To Earth (1.426 AU)
Oct 17 - Dwarf Planet 136199 Eris At Opposition (95.226 AU)
Oct 17 - Mae Jemison's 60th Birthday (1956)
Oct 18 - Comet 221P/LINEAR Closest Approach To Earth (2.760 AU)
Oct 18 - Comet C/2015 T5 (Sheppard-Tholen) At Opposition (8.444 AU)
Oct 18 - Aten Asteroid 2014 UR Near-Earth Flyby (0.031 AU)
Oct 18 - Asteroid 58671 Diplodocus Closest Approach To Earth (1.356 AU)
Oct 18 - Asteroid 159814 Saguaro Closest Approach To Earth (1.499 AU)
* Oct 19 - ExoMars 2016, Mars Arrival
Oct 19 - Moon Occults Aldebaran
Oct 19 - Asteroid 17078 Sellers Closest Approach To Earth (1.680 AU)
Oct 19 - Asteroid 9965 GNU Closest Approach To Earth (1.787 AU)
Oct 19 - Apollo Asteroid 2013 EC20 Closest Approach To Earth (1.974 AU)
Oct 20 - Progress MS-4 Soyuz U Launch (International Space Station 65P)
Oct 20 - Comet 279P/La Sagra At Opposition (1.280 AU)
Oct 20 - Asteroid 60186 Las Cruces Closest Approach To Earth (1.983 AU)
Oct 20 - Asteroid 35165 Quebec Closest Approach To Earth (2.231 AU)
Oct 20 - Kuiper Belt Object 308379 (2005 RS43) At Opposition (42.385 AU)
Oct 21 - Orionids Meteor Shower Peak
Oct 21 - Asteroid 2022 West Closest Approach To Earth (1.394 AU)
Oct 21 - Asteroid 48472 Mossbauer Closest Approach To Earth (1.455 AU)
Oct 21 - Asteroid 8720 Takamizawa Closest Approach To Earth (2.367 A)
Oct 21 - 20th Anniversary (1996), Turtle Lake Meteorite Fall (Hit Car in Wisconsin)
Oct 21 - Ingrid van Houten-Groeneveld's 95th Birthday (1921)
Oct 22 - 50th Anniversary (1966), Luna 12 Launch (USSR Moon Orbiter)
Oct 22 - Comet 136P/Mueller Closest Approach To Earth (2.103 AU)
Oct 22 - Comet 238P/Read Perihelion (2.364 AU)
Oct 22 - Comet 218P/LINEAR At Opposition (3.270 AU)
Oct 22 - Comet P/2015 J3 (NEOWISE) At Opposition (3.375 AU)
Oct 22 - Comet 282P/2003 BM80 At Opposition (4.005 AU)
Oct 22 - Asteroid 18 Melpomene At Opposition (7.4 Magnitude)
Oct 22 - Erasmus Reinhold's 505th Birthday (1511)
Oct 23 - Cassini, Distant Flyby of Telesto
Oct 23 - Comet 22P/Kopff Closest Approach To Earth (2.419 AU)
Oct 23 - Apollo Asteroid 2015 HE10 Near-Earth Flyby (0.076 AU)
Oct 23 - Apollo Asteroid 2013 UD1 Near-Earth Flyby (0.090 AU)
Oct 23 - Dwarf Planet Ceres Closest Approach To Earth (1.899 AU)
Oct 23 - Asteroid 35350 Lespaul Closest Approach To Earth (2.345 AU)
Oct 23 - 5th Anniversary (2011), ROSAT Satellite Reenters Earth's Atmosphere
Oct 24 - Comet 73P-BD/Schwassmann-Wachmann Perihelion (1.001 AU)
Oct 24 - Comet 80P/Peters-Hartley At Opposition (4.252 AU)
Oct 24 - Asteroid 1831 Nicholson Closest Approach To Earth (1.446 AU)
Oct 24 - Neptune Trojan 2001 QR322 At Opposition (29.067 AU)
Oct 24 - Kuiper Belt Object 55636 (2002 TX300) At Opposition (41.446 AU)
Oct 24 - 10th Anniversary (2006), MESSENGER, 1st Venus Flyby
Oct 24 - 15th Anniversary (2001), Mars Odyssey, Mars Orbit Insertion
Oct 24 - 165th Anniversary (1851), William Lassell's Discovery of Uranus Moons Umbriel and Ariel
Oct 25 - Comet 73P-BB/Schwassmann-Wachmann Closest Approach To Earth (1.572 AU)
Oct 25 - Comet P/2002 EJ57 (LINEAR) At Opposition (4.008 AU)
Oct 25 - Aten Asteroid 2015 KA Near-Earth Flyby (0.097 AU)
Oct 25 - Asteroid 10221 Kubrick Closest Approach To Earth (1.451 AU)
Oct 25 - Apollo Asteroid 29075 (1950 DA) Closest Approach To Earth (1.783 AU)
Oct 25 - 10th Anniversary (2006), STEREO Launch
Oct 25 - 345th Anniversary (1671), Giovanni Cassini's Discovery of Saturn Moon Iapetus
Oct 26 - Amor Asteroid 7088 Ishtar Closest Approach To Earth (0.656 AU)
Oct 26 - Asteroid 4871 Riverside Closest Approach To Earth (1.025 AU)
Oct 26 - Asteroid 2712 Keaton Closest Approach To Earth (1.195 AU)
Oct 26 - Asteroid 7755 Haute-Provence Closest Approach To Earth (2.517 AU)
Oct 26 - 140th Anniversary (1886), Kyushu Meteorite Shower in Japan
Oct 27 - Comet 136P/Mueller At Opposition (2.108 AU)
Oct 27 - Comet 94P/Russell Perihelion (2.230 AU)
Oct 27 - Comet 317P/WISE At Opposition (2.687 AU)
Oct 27 - Aten Asteroid 413260 (2003 TL4) Near-Earth Flyby (0.026 AU)
Oct 27 - Aten Asteroid 2012 UA34 Near-Earth Flyby (0.095 AU)
Oct 27 - Asteroid 6312 Robheinlein Closest Approach To Earth (1.085 AU)
Oct 27 - Aten Asteroid 3362 Khufu Closest Approach To Earth (1.221 AU)
Oct 27 - Asteroid 6984 Lewiscarroll Closest Approach To Earth (2.544 AU)
Oct 27 - Kuiper Belt Object 15760 (1992 QB1) At Opposition (40.284 AU)
Oct 27 - 55th Anniversary (1961), 1st Test Flight of Saturn 1 Launch Vehicle
Oct 28 - Comet 73P-BG/Schwassmann-Wachmann Perihelion (0.996 AU)
Oct 28 - Asteroid 1419 Danzig Occults HIP 13327 (5.5 Magnitude Star)
Oct 28 - Asteroid 274300 UNESCO Closest Approach To Earth (1.478 AU)
Oct 28 - Asteroid 75564 Audubon Closest Approach To Earth (1.527 AU)
Oct 28 - Asteroid 3487 Edgeworth Closest Approach To Earth (1.558 AU)
Oct 28 - Asteroid 184784 Bettiepage Closest Approach To Earth (1.858 AU)
Oct 28 - 45th Anniversary (1971), Prospero Launch (Great Britian's First Space Launch)
Oct 29 - Cassini, Distant Flyby of Titan
Oct 29 - Comet 73P-V/Schwassmann-Wachmann Perihelion (0.974 AU)
Oct 29 - Comet 209P/LINEAR At Opposition (3.981 AU)
Oct 29 - Asteroid 24663 Philae Closest Approach To Earth (0.958 AU)
Oct 29 - Asteroid 16543 Rosetta Closest Approach To Earth (1.060 AU)
Oct 29 - Asteroid 7359 Messier Closest Approach To Earth (1.562 AU)
Oct 29 - Plutino 47171 (1999 TC36) At Opposition (29.578 AU)
Oct 29 - Kuiper Belt Object 42301 (2001 UR163) At Opposition (51.524 AU)
Oct 29 - 25th Anniversary (1991), Galileo, Asteroid Gaspra Flyby
Oct 29 - Carl Witt's 150th Birthday (1866)
Oct 30 - European Summer Time Ends - Set Clock Back 1 Hour (European Union)
Oct 30 - Venus Passes 3.0 Degrees from Saturn
Oct 30 - Comet 30P/Reinmuth At Opposition (2.012 AU)
Oct 30 - Comet C/2015 VL62 At Opposition (3.109 AU)
Oct 30 - Comet 79P/du Toit-Hartley At Opposition (3.543 AU)
Oct 30 - Comet 231P/LINEAR-NEAT At Opposition (3.672 AU)
Oct 30 - Asteroid 21459 Chrisrussell Closest Approach To Earth (1.357 AU)
Oct 30 - Asteroid 4252 Godwin Closest Approach To Earth (2.054 AU)
Oct 30 - Asteroid 4999 MPC Closest Approach To Earth (2.061 AU)
Oct 30 - Centaur Object 20461 Dioretsa At Opposition (27.633 AU)
Oct 30 - 35th Anniversary (1981), Venera 13 Launch (USSR Venus Lander/Flyby Mission)
Oct 31 - Comet 2P/Encke Closest Approach To Earth (1.301 AU)
Oct 31 - Apollo Asteroid 164121 (2003 YT1) Near-Earth Flyby (0.035 AU)
Oct 31 - Aten Asteroid 3753 Cruithne Closest Approach To Earth (0.511 AU)
Oct 31 - Asteroid 443 Photographica Closest Approach To Earth (1.276 AU)
Oct 31 - Asteroid 2866 Hardy Closest Approach To Earth (1.561 AU)
Oct 31 - Asteroid 1489 Attila Closest Approach To Earth (2.550 AU)
Oct 31 - 80th Anniversary (1936), 1st Successful Rocket Engine Test in Pasadena, California (JPL's Beginnings)

November 2016
Nov ?? - SAOCOM 1A/ ITASAT 1 Falcon 9 Launch
Nov ?? - Francesco Manca's 50th Birthday (1966)
Nov 01 - OFT 1 (Dreamchaser CCiCAP Uncrewed Mission) Atlas 5 Launch
Nov 01 - Cassini, Distant Flyby of Telesto & Polydeuces
Nov 01 - Comet 221P/LINEAR At Opposition (2.791 AU)
Nov 01 - Apollo Asteroid 2006 KC Near-Earth Flyby (0.086 AU)
Nov 01 - Asteroid 73491 Robmatson Closest Approach To Earth (1.728 AU)
Nov 01 - Asteroid 12818 Tomhanks Closest Approach To Earth (1.749 AU)
Nov 01 - Asteroid 13801 Kohlhase Closest Approach To Earth (1.933 AU)
Nov 01 - Kuiper Belt Object 120348 (2004 TY364) At Opposition (38.179 AU)
Nov 01 - Kuiper Belt Object 2014 UM33 At Opposition (43.002 AU)
Nov 01 - 75th Anniversary (1941), Ansel Adams Takes Moonrise Photo Over Hernandez, New Mexico
Nov 02 - Cassini, Orbital Trim Maneuver #463 (OTM-463)
Nov 02 - Comet 225P/LINEAR Closest Approach To Earth (0.999 AU)
Nov 02 - Comet P/2005 S3 (Read) Perihelion (2.821 AU)
Nov 03 - Taurids Meteor Shower Peak
Nov 03 - Comet C/2015 T2 (PANSTARRS) At Opposition (6.093 AU)
Nov 03 - Aten Asteroid 2012 XS111 Near-Earth Flyby (0.077 AU)
Nov 03 - Asteroid 4321 Zero Closest Approach To Earth (1.249 AU)
Nov 03 - Asteroid 70783 Kenwilliams Closest Approach To Earth (1.276 AU)
Nov 03 - Asteroid 6824 Mallory Closest Approach To Earth (1.525 AU)
Nov 03 - Asteroid 6128 Lasorda Closest Approach To Earth (1.931 AU)
Nov 03 - Asteroid 9446 Cicero Closest Approach To Earth (2.512 AU)
Nov 03 - Asteroid 1712 Angola Closest Approach To Earth (2.563 AU)
Nov 03 - Neptune Trojan 2006 RJ103 At Opposition (29.293 AU)
Nov 03 - Plutino 144897 (2004 UX10) At Opposition (38.226 AU)
Nov 04 - Comet 73P-BR/Schwassmann-Wachmann Perihelion (0.995 AU)
Nov 04 - Asteroid 9250 Chamberlin Closest Approach To Earth (2.787 AU)
Nov 04 - Asteroid 334 Chicago Closest Approach To Earth (2.956 AU)
Nov 04 - Centaur Object 54598 Bienor At Opposition (14.491 AU)
Nov 04 - Kuiper Belt Object 55637 (2002 UX25) At Opposition (39.758 AU)
Nov 04 - 20th Anniversary (1996), Galileo, Callisto 3 Flyby
Nov 04 - 35th Anniversary (1981), Venera 14 Launch (USSR Venus Lander/Flyby)
Nov 04 - 110th Anniversary (1906), Diep River Meteorite Fall (Hit House in South Africa)
Nov 05 - Comet 182P/LONEOS Closest Approach To Earth (1.321 AU)
* Nov 05 - Aten Asteroid 5381 Sekmet Closest Approach To Earth (0.336 AU)
Nov 05 - Asteroid 8925 Boattini Closest Approach To Earth (1.539 AU)
Nov 05 - Asteroid 1940 Whipple Closest Approach To Earth (1.922 AU)
Nov 05 - Asteroid 2956 Yeomans Closest Approach To Earth (2.018 AU)
Nov 05 - Amor Asteroid 1580 Betulia Closest Approach To Earth (2.350 AU)
Nov 05 - Kuiper Belt Object 84522 (2002 TC302) At Opposition (43.876 AU)
Nov 05 - Fred Whipple's 110th Birthday (1906)
Nov 06 - Daylight Saving - Set Clock Back 1 Hour (United States)
Nov 06 - Comet 73P-BD/Schwassmann-Wachmann Closest Approach To Earth (1.732)
Nov 06 - Comet C/2015 T2 (PANSTARRS) Closest Approach To Earth (6.091 AU)
Nov 06 - Apollo Asteroid 2007 LS Near-Earth Flyby (0.086 AU)
Nov 06 - Ida Barney's 130th Birthday (1886)
Nov 07 - Apollo Asteroid 2002 UQ12 Near-Earth Flyby (0.050 AU)
Nov 07 - Asteroid 3264 Bounty Closest Approach To Earth (2.222 AU)
Nov 07 - Asteroid 7853 Confucius Closest Approach To Earth (2.390 AU)
Nov 07 - 20th Anniversary (1996), Mars Global Surveyor Launch
Nov 07 - 50th Anniversary (1966), Lunar Orbiter 2 Launch
Nov 07 - 385th AnniversarY (1631), 1st Observation of a Mercury Transit by Pierre Gassendi
Nov 08 - Comet P/2010 A2 (LINEAR) Perihelion (2.005 AU)
Nov 08 - Comet 288P Perihelion (2.436 AU)
Nov 08 - Asteroid 5738 Billpickering Closest Approach To Earth (1.374 AU)
Nov 08 - Robert Esnault-Pelterie's 135th Birthday (1881)
Nov 08 - Edmund Halley's 360th Birthday (1656)
Nov 09 - Moon Occults Neptune
Nov 09 - Comet P/2007 T6 (Catalina) At Opposition (1.458 AU)
Nov 09 - Comet 324P/La Sagra Closest Approach To Earth (1.997 AU)
Nov 09 - Comet 22P/Kopff At Opposition (2.462 AU)
Nov 09 - Comet 26P/Grigg-Skjellerup At Opposition (3.691 AU)
Nov 09 - Comet C/2015 X8 (NEOWISE) At Opposition (3.741 AU)
Nov 09 - Asteroid 9954 Brachiosaurus Closest Approach To Earth (1.415 AU)
Nov 09 - Asteroid 9340 Williamholden Closest Approach To Earth (2.636 AU)
Nov 09 - 55th Anniversary (1961), Robert Man Becomes 1st Man to Reach Mach 6
Nov 09 - Arthur Rudolph's 110th Birthday (1906)
Nov 09 - Benjamin Banneker's 285th Birthday (1731)
Nov 10 - Echostar 19 Atlas 5 Launch
Nov 10 - Comet 73P-BG/Schwassmann-Wachmann Closest Approach To Earth (1.755 AU)
Nov 10 - Apollo Asteroid 2004 KB Near-Earth Flyby (0.026 AU)
Nov 10 - Atira Asteroid 2012 VE46 Closest Approach To Earth (1.235 AU)
Nov 10 - Asteroid 172996 Stooke Closest Approach To Earth (1.631 AU)
Nov 10 - Asteroid 249519 Whitneyclavin Closest Approach To Earth (1.920 AU)
Nov 10 - Robert Innes' 155th Birthday (1861)
Nov 11 - 50th Anniversary (1966), Gemini 12 Launch (Jim Lovell and Buzz Aldrin)
Nov 11 - Cassini, Distant Flyby of Tethys
Nov 11 - Comet 73P-BF/Schwassmann-Wachmann Perihelion (0.993 AU)
Nov 11 - Vladimir Solovyov's 70th Birthday (1946)
Nov 11 - 180th Birthday (1836), Macau Meteorite Fall (Hit Cattle in Brazil?)
Nov 12 - Comet 73P-V/Schwassmann-Wachmann Closest Approach To Earth (1.723 AU)
Nov 12 - Comet P/1999 XN120 (Catalina) At Opposition (2.435 AU)
Nov 12 - Asteroid 8889 Mockturtle Closest Approach To Earth (1.700 AU)
Nov 12 - Asteroid 301 Bavaria Closest Approach To Earth (1.882 AU)
Nov 12 - 35th Anniversary (1981), STS-2 Launch (Space Shuttle Columbia)
Nov 12 - Seth Nicholson's 125th Birthday (1891)
Nov 13 - Apollo Asteroid 2212 Hephaistos Closest Approach To Earth (1.120 AU)
Nov 13 - Asteroid 19148 Alaska Closest Approach To Earth (2.469 AU)
Nov 14 - Cassini, Titan Flyby
Nov 14 - Comet 226P/Pigott-LINEAR-Kowalski Closest Approach To Earth (0.991 AU)
Nov 14 - Comet P/2006 F4 (Spacewatch) At Opposition (3.640 AU)
Nov 14 - Atira Asteroid 2013 JX28 Closest Approach To Earth (0.722 AU)
Nov 14 - Asteroid 4738 Jimihendrix Closest Approach To Earth (1.701 AU)
Nov 14 - Asteroid 12542 Laver Closest Approach To Earth (2.118 AU)
Nov 14 - Asteroid 2636 Lassell Closest Approach To Earth (2.243 AU)
Nov 14 - Neptune Trojan 2007 VL305 At Opposition (27.221 AU)
Nov 14 - Kuiper Belt Object 2012 VP113 At Opposition (82.501 AU)
Nov 14 - 45th Anniversary (1971), Mariner 9, Mars Orbit Insertion
Nov 14 - Ken Bowersox's 60th Birthday (1956)
Nov 15 - Joint Polar Satellite System 1 (JPSS 1) Delta 2 Launch
Nov 15 - Moon Occults Aldebaran
Nov 15 - Comet 73P-BR/Schwassmann-Wachmann Closest Approach To Earth (1.804 AU)
Nov 15 - Comet 324P/La Sagra At Opposition (2.002 AU)
Nov 15 - Comet 128P-A/Shoemaker-Holt At Opposition (2.084 AU)
Nov 15 - Comet 128P-B/Shoemaker-Holt At Opposition (2.084 AU)
Nov 15 - Comet P/1999 XN120 (Catalina) Closest Approach To Earth (2.434 AU)
Nov 15 - Comet 264P/Larsen At Opposition (4.042 AU)
Nov 15 - Asteroid 4031 Mueller Closest Approach To Earth (0.842 AU)
Nov 15 - Plutino 2003 UZ413 At Opposition (42.702 AU)
* Nov 16 - Mars Express, Phobos Flyby
Nov 16 - Cassini, Orbital Trim Maneuver #464 (OTM-464)
Nov 16 - Comet 30P/Reinmuth Closest Approach To Earth (1.973 AU)
Nov 16 - Comet 128P-A/Shoemaker-Holt Closest Approach To Earth (2.083 AU)
Nov 16 - Comet 128P-B/Shoemaker-Holt Closest Approach To Earth (2.083 AU)
Nov 16 - Apollo Asteroid 326302 (1998 VN) Near-Earth Flyby (0.088 AU)
Nov 16 - Apollo Asteroid 1865 Cerberus Closest Approach To Earth (0.339 AU)
Nov 16 - Asteroid 9249 Yen Closest Approach To Earth (1.459 AU)
Nov 16 - Asteroid 15402 Suzaku Closest Approach To Earth (1.546 AU)
Nov 16 - Asteroid 4345 Rachmaninoff Closest Approach To Earth (1.875 AU)
Nov 16 - Asteroid 1008 La Paz Closest Approach To Earth (1.881 AU)
Nov 16 - 15th Anniversary (2001), Genesis, L1 Orbit Insertion
Nov 16 - Jules Violle's 175th Birthday (1841)
Nov 17 - Leonids Meteor Shower Peak
Nov 17 - Comet 34D/Gale At Opposition (4.016 AU)
Nov 17 - Asteroid 3714 Kenrussell Closest Approach To Earth (1.133 AU)
Nov 17 - Asteroid 2023 Asaph Closest Approach To Earth (1.523 AU)
Nov 17 - Kuiper Belt Object 2010 VK201 At Opposition (47.060 AU)
Nov 17 - 35th Anniversary (1981), Chiang-Khan Meteorite Fall (Hit Boat in Thailand)
Nov 17 - 50th Anniversary (1966), Leonids Meteor Storm
Nov 18 - Comet 227P/Catalina-LINEAR At Opposition (1.563 AU)
Nov 18 - Comet C/2015 GX (PANSTARRS) At Opposition (4.103 AU)
Nov 18 - Apollo Asteroid 433953 (1997 XR2) Near-Earth Flyby (0.048 AU)
Nov 18 - Apollo Asteroid 11500 Tomaiyowit Closest Approach To Earth (0.208 AU)
Nov 18 - Asteroid 2709 Sagan Closest Approach To Earth (1.307 AU)
Nov 18 - Asteroid 25930 Spielberg Closest Approach To Earth (1.418 AU)
Nov 18 - Aten Asteroid 2340 Hathor Closest Approach To Earth (1.448 AU)
Nov 18 - Plutino 84719 (2002 VR128) At Opposition (38.297 AU)
Nov 18 - Kuiper Belt Object 90377 Sedna At Opposition (84.555 AU)
Nov 19 - Cassini, Distant Flyby of Mimas, Daphnis, Methone & Pandora
Nov 19 - Comet P/2005 S3 (Read) Closest Approach To Earth (1.836 AU)
Nov 19 - Comet P/2008 T1 (Boattini) Perihelion (3.057 AU)
Nov 19 - Asteroid 3530 Hammel Closest Approach To Earth (1.262 AU)
Nov 19 - Asteroid 2625 Jack London Closest Approach To Earth (1.347 AU)
Nov 19 - Apollo Asteroid 4486 Mithra Closest Approach To Earth (0.782 AU)
Nov 19 - Asteroid 2160 Spitzer Closest Approach To Earth (1.822 AU)
Nov 19 - Apollo Asteroid 1981 Midas Closest Approach To Earth (2.139 AU)
Nov 19 - 20th Anniversary (1996), STS-80 Launch (Space Shuttle Columbia, ASTRO-SPAS)
Nov 19 - Eileen Collins' 60th Birthday (1956)
Nov 19 - 135th Anniversary (1881), Grossliebenthal Meteorite Fall (Hit Building in Russia)
Nov 20 - Comet 56P/Slaughter-Burnham Closest Approach To Earth (1.727 AU)
Nov 20 - Comet 149P/Mueller At Opposition (4.088 AU)
Nov 20 - Asteroid 17023 Abbott Closest Approach To Earth (1.251 AU)
Nov 20 - Asteroid 3948 Bohr Closest Approach To Earth (1.369 AU)
Nov 20 - Terry Lovejoy's 50th Birthday (1966)
Nov 21 - Cassini, Orbital Trim Maneuver #465 (OTM-465)
Nov 21 - Comet P/2007 T6 (Catalina) Closest Approach To Earth (1.441 AU)
Nov 21 - Comet P/2005 S3 (Read) At Opposition (1.837 AU)
Nov 21 - Comet 73P-BF/Schwassmann-Wachmann Closest Approach To Earth (1.854 AU)
Nov 21 - Asteroid 171183 Haleakala Closest Approach To Earth (1.615 AU)
Nov 21 - Asteroid 9537 Nolan Closest Approach To Earth (1.705 AU)
Nov 21 - Asteroid 9995 Alouette Closest Approach To Earth (1.757 AU)
Nov 21 - Apollo Asteroid 314082 Dryope Closest Approach To Earth (2.464 AU)
Nov 21 - Georges Fournier's 135th Birthday (1881)
Nov 22 - Comet 117P/Helin-Roman-Alu At Opposition (3.735 AU)
Nov 22 - Comet 91P/Russell At Opposition (4.192 AU)
Nov 22 - Asteroid 8120 Kobe Closest Approach To Earth (1.279 AU)
Nov 22 - Asteroid 2807 Karl Marx Closest Approach To Earth (1.531 AU)
Nov 23 - Comet P/2008 J3 (McNaught) Perihelion (2.302 AU)
Nov 23 - Aten Asteroid 2012 UK171 Near-Earth Flyby (0.062 AU)
Nov 23 - Amor Asteroid 2005 TF Near-Earth Flyby (0.096 AU)
Nov 23 - Asteroid 7986 Romania Closest Approach To Earth (1.352 AU)
Nov 23 - Asteroid 10093 Diesel Closest Approach To Earth (1.598 AU)
Nov 23 - Alfonso X's 795th Birthday (1221 AD)
Nov 24 - Mercury Passes 3.5 Degrees From Saturn
Nov 24 - Comet 323P/SOHO Perihelion (0.040 AU)
Nov 24 - Comet 42P/Neujmin At Opposition (3.792 AU)
Nov 24 - Asteroid 1801 Titicaca Occults HIP 33595 (6.2 Magnitude Star)
Nov 24 - Asteroid 160512 Franck-Hertz Closest Approach To Earth (1.337 AU)
Nov 24 - Asteroid 3494 Purple Mountain Closest Approach To Earth (1.479 AU)
Nov 24 - 25th Anniversary (1991), STS-44 Launch (Space Shuttle Atlantis, DSP)
Nov 25 - Comet C/2015 V1 (PANSTARRS) At Opposition (4.499 AU)
Nov 25 - Asteroid 5535 Annefrank Closest Approach To Earth (1.169 AU)
Nov 25 - Lewis Rutherfurd's 100th Birthday (1816)
Nov 26 - Cassini, Orbital Trim Maneuver #466 (OTM-466)
Nov 26 - Comet 7P/Pons-Winnecke At Opposition (3.893 AU)
Nov 26 - Comet 296P/Garradd At Opposition (4.101 AU)
Nov 26 - Asteroid 2044 Wirt Closest Approach To Earth (0.722 AU)
Nov 26 - Asteroid 9395 Saint Michel Closest Approach To Earth (1.806 AU)
Nov 26 - Kuiper Belt Object 386723 (2009 YE7) At Opposition (49.826 AU)
Nov 26 - 5th Anniversary (2011), Mars Science Laboratory (MSL) Launch (Mars Rover Curiosity)
Nov 27 - Cassini, Distant Flyby of Epimetheus & Enceladus
Nov 27 - Comet 226P/Pigott-LINEAR-Kowalski At Opposition (1.018 AU)
Nov 27 - Asteroid 28600 Georgelucas Closest Approach To Earth (1.450 AU)
Nov 27 - Apollo Asteroid 4450 Pan Closest Approach To Earth (1.551 AU)
Nov 27 - Asteroid 6594 Tasman Closest Approach To Earth (1.902 AU)
Nov 27 - Asteroid 19034 Santorini Closest Approach To Earth (2.029 AU)
Nov 27 - Kuiper Belt Object 145453 (2005 RR43) At Opposition (38.468 AU)
Nov 27 - 15th Anniversary (2001), 1st Atmosphere Detection on an Exoplanet
(Osiris HD 209458b by Hubble Space Telescope)
Nov 27 - 45th Anniversary (1971), Mars 2, Mars Orbit Insertion
Nov 27 - 45th Anniversary (1971), Mars 2, Mars Landing (1st Manmade Object to
Reach Mars Surface)
Nov 27 - Anders Celsius' 315th Birthday (1701)
Nov 28 - Mars Winter Solstice
Nov 28 - Comet 146P/Shoemaker-LINEAR Closest Approach To Earth (1.374 AU)
Nov 28 - Apollo Asteroid 5143 Heracles Closest Approach To Earth (0.148 AU)
Nov 28 - Asteroid 17898 Scottsheppard Closest Approach To Earth (1.227 AU)
Nov 28 - Asteroid 10195 Nebraska Closest Approach To Earth (1.687 AU)
Nov 28 - Asteroid 31000 Rockchic Closest Approach To Earth (1.969 AU)
Nov 28 - Asteroid 716 Berkeley Closest Approach To Earth (2.012 AU)
Nov 28 - Barbara Morgan's 65th Birthday (1951)
Nov 29 - Cassini, Titan Flyby
Nov 29 - Comet P/2015 R2 (PANSTARRS) At Opposition (3.255 AU)
Nov 29 - Asteroid 422 Berolina Occults HIP 24447 (6.6 Magnitude Star)
Nov 29 - Asteroid 12258 Oscarwilde Closest Approach To Earth (1.966 AU)
Nov 29 - Asteroid 316201 Malala Closest Approach To Earth (1.516 AU)
Nov 29 - Asteroid 4151 Alanhale Closest Approach To Earth (2.013 AU)
Nov 29 - 55th Anniversary (1961), Mercury 5 Launch (Enos the Chimpanzee)
* Nov 30 - Soyuz MS-3/ITASAT 1 Soyuz-FG Launch (International Space Station 49S)
Nov 30 - Comet 278P/McNaught At Opposition (4.306 AU)
Nov 30 - Asteroid 869 Mellena Occults HIP 22833 (5.2 Magnitude Star)
Nov 30 - Apollo Asteroid 369264 (2009 MS) Near-Earth Flyby (0.070 AU)
Nov 30 - Amor Asteroid 3352 McAuliffe Closest Approach To Earth (0.517 AU)
Nov 30 - Asteroid 249521 Truth Closest Approach To Earth (0.895 AU)
Nov 30 - Asteroid 4330 Vivaldi Closest Approach To Earth (1.176 AU)
Nov 30 - Asteroid 6524 Baalke Closest Approach To Earth (1.254 AU)
Nov 30 - Asteroid 8299 Tealeoni Closest Approach To Earth (1.451 AU)
Nov 30 - Asteroid 2848 ASP Closest Approach To Earth (1.698 AU)
Nov 30 - 70th Anniversary (1946), Colford Meteorite Fall (Boy Reportedly Knocked Off Bicycle in UK)
Nov 30 - Eric Elst's 80th Birthday (1936)
Nov 30 - Bruce Murray's 85th Birthday (1931)
Nov 30 - Ernst Chladni's 260th Birthday (1756)

December 2016
Dec ?? - Dragon v.21 (SpX-DM1) Falcon 9 Launch
Dec ?? - Unisat 7/Yaliny Dnepr-1 Launch
Dec ?? - Labirint N11 Soyuz-2.1b Launch
Dec ?? - Meteor-M N2-2/Ionosfera 3 & 4 Soyuz-2.1b/Fregat-M Launch
Dec ?? - ResourceSat A/PlanetiQ 1 & 2 PSLV Launch
Dec ?? - GSAT-19E LVM3 Launch
Dec ?? - HySIS PSLV Launch
Dec ?? - Amazonia (SSR-1) Equars VLS-1 Launch
Dec 01 - NROL-79 Atlas 5 Launch
* Dec 01 - HTV 6 H-2B Launch
Dec 01 - Comet 73P-AT/Schwassmann-Wachmann Perihelion (0.989 AU)
Dec 01 - Asteroid 5191 (1990 VO3) Occults HIP 20948 (6.9 Magnitude Star)
Dec 01 - Asteroid 2511 Patterson Closest Approach To Earth (1.525 AU)
Dec 01 - Kuiper Belt Object 229762 (2007 UK126) At Opposition (41.879 AU)
Dec 01 - Kuiper Belt Object 2006 QH181 At Opposition (82.599 AU)
Dec 01 - Benjamin Wilson's 205th Birthday (1811)
Dec 02 - Comet 56P/Slaughter-Burnham At Opposition (1.746 AU)
Dec 02 - Comet 246P/NEAT At Opposition (4.180 AU)
Dec 02 - Asteroid 96192 Calgary Closest Approach To Earth (1.376 AU)
Dec 02 - Asteroid 10866 Peru Closest Approach To Earth (1.532 AU)
Dec 02 - Asteroid 397278 Arvidson Closest Approach To Earth (1.844 AU)
Dec 02 - Asteroid 37452 Spirit Closest Approach To Earth (2.201 AU)
Dec 02 - Asteroid 19911 Rigaux Closest Approach To Earth (2.364 AU)
Dec 02 - 45th Anniversary (1971), Mars 3, Mars Orbit Insertion
Dec 03 - Asteroid 1833 Shmakova Occults HIP 110602 (5.8 Magnitude Star)
Dec 03 - Apollo Asteroid 2007 VM184 Near-Earth Flyby (0.057 AU)
Dec 03 - Asteroid 250840 Motorhead Closest Approach To Earth (1.718 AU)
Dec 03 - Kuiper Belt Object 145451 (2005 RM43) At Opposition (35.513 AU)
Dec 04 - Cassini, Orbital Trim Maneuver #467 (OTM-467)
Dec 04 - Cassini, Distant Flyby of Methone & Pan
Dec 04 - Comet 10P/Tempel Closest Approach To Earth (2.441 AU)
Dec 04 - Comet C/2016 B1 (NEOWISE) Perihelion (3.214 AU)
Dec 04 - Comet C/2013 US10 (Catalina) At Opposition (4.280 AU)
Dec 04 - Aten Asteroid 2005 WS3 Near-Earth Flyby (0.065 AU)
Dec 04 - Asteroid 193 Ambrosia Closest Approach To Earth (0.889 AU)
Dec 04 - Asteroid 4763 Ride Closest Approach To Earth (1.804 AU)
Dec 04 - Asteroid 1832 Mrkos Closest Approach To Earth (2.016 AU)
Dec 04 - Asteroid 12104 Chesley Closest Approach To Earth (2.097 AU)
Dec 04 - 20th Anniversary (1996), Mars Pathfinder Launch
Dec 04 - Wilhelm Tempel's 195th Birthday (1821)
Dec 05 - Aten Asteroid 2010 TK7 (Earth Trojan) Closest Approach To Earth (0.199 AU)
Dec 05 - Apollo Asteroid 137052 Tjelvar Closest Approach To Earth (0.549 AU)
Dec 05 - Centaur Object 8405 Asbolus At Opposition (19.452 AU)
Dec 05 - 15th Anniversary (2001), STS-108 Launch (Space Shuttle Endeavour, International Space Station)
Dec 06 - Moon Occults Neptune
Dec 06 - Comet 227P/Catalina-LINEAR Closest Approach To Earth (1.517 AU)
Dec 06 - Asteroid 11335 Santiago Closest Approach To Earth (1.172 AU)
Dec 06 - Asteroid 9885 Linux Closest Approach To Earth (1.227 AU)
Dec 06 - Asteroid 305254 Moron Closest Approach To Earth (1.577 AU)
Dec 06 - Asteroid 10916 Okina-Ouna Closest Approach To Earth (1.966 AU)
Dec 06 - Asteroid 99905 Jeffgrossman Closest Approach To Earth (2.138 AU)
Dec 06 - Niccolo Zucchi's 430th Birthday (1586)
Dec 07 - Comet 73P-AT/Schwassmann-Wachmann Closest Approach To Earth (1.942 AU)
Dec 07 - Comet 315P/LONEOS Perihelion (2.420 AU)
Dec 07 - Asteroid 4 Vesta Occults TYC 1387-00942-1 (10.9 Magnitude Star)
Dec 07 - Asteroid 16857 Goodall Closest Approach To Earth (1.111 AU)
Dec 07 - Asteroid 2187 La Silla Closest Approach To Earth (1.531 AU)
Dec 07 - Asteroid 10637 Heimlich Closest Approach To Earth (2.188 AU)
Dec 07 - Asteroid 11908 Nicaragua Closest Approach To Earth (2.209 AU)
Dec 07 - 15th Anniversary (2001), Jason/TIMED Launch
Dec 08 - Asteroid 274301 Wikipedia Closest Approach To Earth (1.531 AU)
Dec 08 - Asteroid 25137 Seansolomon Closest Approach To Earth (1.695 AU)
Dec 09 - Aten Asteroid 1994 XL1 Near-Earth Flyby (0.092 AU)
Dec 09 - Asteroid 8837 London Closest Approach To Earth (1.451 AU)
Dec 09 - Asteroid 232 Russia Closest Approach To Earth (1.822 AU)
Dec 09 - Asteroid 15000 CCD Closest Approach To Earth (2.029 AU)
Dec 09 - Asteroid 1000 Piazzia Closest Approach To Earth (3.056 AU)
Dec 09 - 10th Anniversary (2006), STS-116 Launch (Space Shuttle Discovery, International Space Station)
Dec 09 - Steve Pravdo's 65th Birthday (1951)
Dec 09 - Henry Kendall's 90th Birthday (1926)
Dec 10 - Comet C/2014 OE4 (PANSTARRS) Perihelion (6.245 AU)
Dec 10 - Asteroid 3054 Strugatskia Occults HIP 29367 (6.8 Magnitude Star)
Dec 10 - Apollo Asteroid 2014 HM4 Near-Earth Flyby (0.060 AU)
Dec 10 - Asteroid 3693 Barringer Closest Approach To Earth (1.993 AU)
Dec 10 - Plutino 84922 (2003 VS2) At Opposition (35.638 AU)
Dec 10 - Plutino 307463 (2002 VU130) At Opposition (39.392 AU)
Dec 10 - Kuiper Belt Object 2004 XR190 At Opposition (56.401 AU)
Dec 11 - Cassini, Distant Flyby of Prometheus & Pallene
Dec 11 - Mercury At Its Greatest Eastern Elongation (21 Degrees)
Dec 11 - Comet 318P/McNaught-Hartley At Opposition (3.241 AU)
Dec 11 - Comet P/2005 L1 (McNaught) At Opposition (3.683 AU)
Dec 11 - Asteroid 96193 Edmonton Closest Approach To Earth (1.297 AU)
Dec 11 - Apollo Asteroid 6489 Golevka Closest Approach To Earth (2.890 AU)
Dec 11 - Tsien Hsu-shen's 105th Birthday (1911)
Dec 12 - Atira Asteroid 2008 UL90 Near-Earth Flyby (0.039 AU)
Dec 12 - Asteroid 4457 van Gogh Closest Approach To Earth (1.680 AU)
Dec 12 - Asteroid 371 Bohemia Closest Approach To Earth (1.917 AU)
Dec 12 - Asteroid 1495 Helsinki Closest Approach To Earth (2.065 AU)
Dec 12 - 55th Anniversary (1961), Oscar 1 Launch
Dec 13 - Moon Occults Aldebaran
Dec 13 - Geminids Meteor Shower Peak
Dec 13 - Aten Asteroid 2015 XX169 Near-Earth Flyby (0.019 AU)
Dec 13 - Apollo Asteroid 2015 YA Near-Earth Flyby (0.025 AU)
Dec 13 - Aten Asteroid 2014 XU6 Near-Earth Flyby (0.095 AU)
Dec 13 - Asteroid 1777 Gehrels Closest Approach To Earth (1.602 AU)
Dec 13 - Asteroid 45 Eugenia Closest Approach To Earth (1.949 AU)
Dec 13 - Asteroid 426 Hippo Closest Approach To Earth (1.968 AU)
Dec 13 - Kuiper Belt Object 19521 Chaos At Opposition (40.401 AU)
Dec 14 - Asteroid 16260 Sputnik Closest Approach To Earth (1.271 AU)
Dec 14 - Apollo Asteroid 3838 Epona Closest Approach To Earth (1.565 AU)
Dec 14 - Asteroid 25399 Vonnegut Closest Approach To Earth (1.683 AU)
Dec 14 - Asteroid 35334 Yarkovsky Closest Approach To Earth (1.929 AU)
Dec 14 - Asteroid 11998 Fermilab Closest Approach To Earth (2.111 AU)
Dec 14 - Centaur Object 154783 (2004 PA44) At Opposition (18.986 AU)
Dec 14 - Hans von Ohain's 105th Birthday (1911)
Dec 14 - Tycho Brahe's 470th Birthday (1546)
Dec 15 - CRS-12 Falcon 9 Launch
Dec 15 - Cassini, Distant Flyby of Titan
Dec 15 - Comet 89P/Russell Perihelion (2.220 AU)
Dec 15 - Comet 57P/du Toit-Neujmin-Delporte At Opposition (3.174 AU)
Dec 15 - Comet 57P-A/du Toit-Neujmin-Delporte At Opposition (3.174 AU)
Dec 15 - Comet 287P/Christensen At Opposition (3.389 AU)
Dec 15 - Asteroid 12325 Bogota Closest Approach To Earth (1.097 AU)
Dec 15 - Asteroid 16682 Donati Closest Approach To Earth (1.148 AU)
Dec 15 - Asteroid 17024 Costello Closest Approach To Earth (1.606 AU)
Dec 15 - Asteroid 3018 Godiva Closest Approach To Earth (1.722 AU)
Dec 15 - Apollo Asteroid 2011 MD Closest Approach To Earth (1.981 AU)
Dec 15 - 50th Anniversary (1966), Audouin Dollfus' Discovery of Saturn Moon Janus
Dec 15 - Roy Tucker's 65th Birthday (1951)
Dec 16 - Comet 205P-B/Giacobini Closest Approach To Earth (2.954 AU)
Dec 16 - Asteroid 861 Aida Occults HIP 36411 (6.7 Magnitude Star)
Dec 16 - Aten Asteroid 2001 YE4 Near-Earth Flyby (0.081 AU)
Dec 16 - Asteroid 6701 Warhol Closest Approach To Earth (1.633 AU)
Dec 16 - Giovanni Donati's 190th Birthday (1826)
Dec 16 - Johann Ritter's 240th Birthday (1776)
Dec 17 - Comet 235P/LINEAR At Oppositoin (2.665 AU)
Dec 17 - Asteroid 9963 Sandage Closest Approach To Earth (1.243 AU)
Dec 17 - Asteroid 1071 Brita Closest Approach To Earth (1.515 AU)
Dec 17 - Milos Tichy's 50th Birthday (1966)
Dec 18 - Cassini, Distant Flyby of Aegaeon, Pandora, Janus & Pan
Dec 18 - Asteroid 268242 Pebble Closest Approach To Earth (1.143 AU)
Dec 18 - Asteroid 6123 Aristoteles Closest Approach To Earth (1.369 AU)
Dec 18 - Asteroid 4636 Chile Closest Approach To Earth (1.487 AU)
Dec 18 - Asteroid 1157 Arabia Closest Approach To Earth (2.629 AU)
Dec 18 - Plutino 55638 (2002 VE95) At Opposition (28.609 AU)
Dec 18 - 50th Anniversary (1966), Richard Walker's Discovery of Saturn Moon Epimetheus
Dec 18 - Schelte Bus' 60th Birthday (1956)
Dec 18 - 90th Anniversary (1926), Gilbert Lewis Coins The Word 'Photon'
Dec 18 - Sir Joseph John Thomson's 160th Birthday (1856)
Dec 19 - Comet 10P/Tempel At Opposition (2.475 AU)
Dec 19 - Comet 88P/Howell At Opposition (3.360 AU)
Dec 19 - Asteroid 1997 Leverrier Closest Approach To Earth (1.225 AU)
Dec 19 - Asteroid 8146 Jimbell Closest Approach To Earth (1.239 AU)
Dec 19 - Asteroid 163800 Richardnorton Closest Approach To Earth (1.254 AU)
Dec 19 - Asteroid 1789 Dobrovolsky Closest Approach To Earth (1.483 AU)
Dec 19 - Asteroid 6136 Gryphon Closest Approach To Earth (1.884 AU)
Dec 19 - 20th Anniversary (1996), Galileo, Europa 4 Flyby
Dec 19 - 55th Anniversary (1961), Founding of the French Space Agency (CNES)
Dec 20 - Asteroid 2014 Lancelot Occults HIP 664 (6.2 Magnitude Star)
Dec 20 - Asteroid 3533 Toyota Closest Approach To Earth (0.990 AU)
Dec 20 - Asteroid 1278 Kenya Closest Approach To Earth (1.673 AU)
Dec 20 - Asteroid 65675 Mohr-Gruber Closest Approach To Earth (2.139 AU)
Dec 20 - Walter Adams' 140th Birthday (1876)
Dec 21 - Winter Solstice, 10:44 UT
Dec 21 - Comet 125P/Spacewatch At Opposition (3.224 AU)
Dec 21 - Comet P/2015 T3 (PANSTARRS) At Opposition (3.419 AU)
Dec 21 - Aten Asteroid 2015 YQ1 Near-Earth Flyby (0.016 AU)
Dec 21 - Apollo Asteroid 2006 XD2 Near-Earth Flyby (0.048 AU)
Dec 21 - Apollo Asteroid 418849 (2008 WM64) Near-Earth Flyby (0.072 AU)
Dec 21 - Kuiper Belt Object 78799 (2002 XW93) At Opposition (44.501 AU)
Dec 21 - 50th Anniversary (1966), Luna 13 Launch (USSR Moon Lander)
Dec 22 - Ursids Meteor Shower Peak
Dec 22 - Comet 320P/McNaught At Opposition (3.287 AU)
Dec 22 - Comet C/2016 A6 (PANSTARRS) At Opposition(4.144 AU)
Dec 22 - Asteroid 17681 Tweedledum Closest Approach To Earth (0.834 AU)
Dec 22 - Aten Asteroid 2014 BA3 Closest Approach To Earth (1.461 AU)
Dec 22 - Asteroid 2045 Peking Closest Approach To Earth (1.466 AU)
Dec 22 - Asteroid 3130 Hillary Closest Approach To Earth (1.494 AU)
Dec 22 - Asteroid 166614 Zsazsa Closest Approach To Earth (1.622 AU)
Dec 22 - Asteroid 132524 APL Closest Approach To Earth (2.091 AU)
Dec 22 - Asteroid 742 Edisona Closest Approach To Earth (2.093 AU)
Dec 22 - Yuri Malenchenko's 55th Birthday (1961)
Dec 22 - Grote Reber's 105th Birthday (1911)
Dec 22 - 125th Anniversary (1891), 1st Asteroid Discovered Using Photography (Asteroid 323 Brucia)
Dec 23 - Cassini, Orbital Trim Maneuver #468 (OTM-468)
Dec 23 - Comet 127P/Holt-Olmstead Closest Approach To Earth (1.937 AU)
Dec 23 - Comet P/2015 P4 (PANSTARRS) Closest Approach To Earth (2.697 AU)
Dec 23 - Asteroid 3773 Smithsonian Closest Approach To Earth (1.236 AU)
Dec 23 - Asteroid 1818 Brahms Closest Approach To Earth (1.401 AU)
Dec 23 - Plutino 2002 XV93 At Opposition (37.915 AU)
Dec 23 - 30th Anniversary (1986), Rutan Voyager Completes 1st Non-stop, Non-refueled Flight
Around the World (Burt Rutan, Jeana Yeager)
Dec 23 - Wilhelm Hisinger's 250th Birthday (1766)
Dec 24 - Asteroid 52301 Qumran Closest Approach To Earth (1.068 AU)
Dec 24 - Asteroid 9949 Brontosaurus Closest Approach To Earth (1.431 AU)
Dec 24 - Asteroid 42981 Jenniskens Closest Approach To Earth (1.825 AU)
Dec 24 - Jean-Louis Pons' 255th Birthday (1761)
Dec 25 - Comet P/2013 YG46 (Spacewatch) At Opposition (2.795 AU)
Dec 25 - Comet P/2013 CU129 (PANSTARRS) At Opposition (3.456 AU)
Dec 25 - Asteroid 2068 Dangreen Closest Approach To Earth (1.571 AU)
Dec 25 - Asteroid 697 Galilea Closest Approach To Earth (2.038 AU)
Dec 26 - Cassini, Distant Flyby of Enceladus, Mimas & Aegaeon
Dec 26 - Asteroid 424 Gratia Occults HIP 32333 (6.8 Magnitude Star)
Dec 26 - Asteroid 827 Wolfiana Closest Approach To Earth (1.248 AU)
Dec 26 - Asteroid 2955 Newburn Closest Approach To Earth (1.448 AU)
Dec 26 - Asteroid 4864 Nimoy Closest Approach To Earth (1.668 AU)
Dec 26 - Asteroid 42998 Malinafrank Closest Approach To Earth (1.693 AU)
Dec 26 - Asteroid 325 Heidelberga Closest Approach To Earth (1.843 AU)
Dec 26 - Asteroid 1430 Somalia Closest Approach To Earth (1.923 AU)
Dec 26 - Asteroid 4327 Ries Closest Approach To Earth (2.112 AU)
Dec 27 - Comet 235P/LINEAR Closest Approach To Earth (2.651 AU)
Dec 27 - Comet 151P/Helin At Opposition (3.147 AU)
Dec 27 - Asteroid 2874 Jim Young Closest Approach To Earth (1.076 AU)
Dec 27 - Asteroid 9937 Triceratops Closest Approach To Earth (1.251 AU)
Dec 27 - Johannes Kepler's 445th Birthday (1571)
Dec 28 - Comet 190P/Mueller Closest Approach To Earth (2.000 AU)
Dec 28 - Asteroid 1221 Amor Closest Approach To Earth (1.028 AU)
Dec 28 - Asteroid 3031 Houston Closest Approach To Earth (1.324 AU)
Dec 28 - Asteroid 4122 Ferrari Closest Approach To Earth (1.633 AU)
Dec 28 - Apollo Asteroid 12923 Zephyr Closest Approach To Earth (1.634 AU)
Dec 28 - Asteroid 1801 Titicaca Closest Approach To Earth (1.835 AU)
Dec 28 - Ernest Leonard Johnson's 125th Birthday (1891)
Dec 29 - Comet 326P/Hill Closest Approach To Earth (2.638 AU)
Dec 29 - Comet P/2005 J1 (McNaught) At Opposition (3.696 AU)
Dec 29 - Comet P/2011 S1 (Gibbs) Closest Approach To Earth (6.334 AU)
Dec 29 - Apollo Asteroid 4179 Toutatis Closest Approach To Earth (0.249 AU)
Dec 29 - Asteroid 70713 Sethmacfarlane Closest Approach To Earth (1.301 AU)
Dec 29 - Asteroid 189202 Calar Alto Closest Approach To Earth (2.494 AU)
Dec 30 - EuropaSat Proton M-Briz M Launch
Dec 30 - Aten Asteroid 2012 YK Near-Earth Flyby (0.043)
Dec 30 - Apollo Asteroid 2102 Tantalus Closest Approach To Earth (0.138 AU)
Dec 30 - Asteroid 35352 Texas Closest Approach To Earth (1.855 AU)
Dec 30 - John Houghton's 85th Birthday (1931)
Dec 31 - Cassini, Distant Flyby of Titan
Dec 31 - Comet 308P/Lagerkvist-Carsenty Closest Approach To Earth (4.146 AU)
Dec 31 - Apollo Asteroid 4341 Poseidon Closest Approach To Earth (0.374 AU)
Dec 31 - Asteroid 19367 Pink Floyd Closest Approach To Earth (1.262 AU)
Dec 31 - Asteroid 2975 Spahr Closest Approach To Earth (1.277 AU)
Dec 31 - Asteroid 4804 Pasteur Closest Approach To Earth (1.663 AU)
Dec 31 - Asteroid 9133 d'Arrest Closest Approach To Earth (1.728 AU)
Dec 31 - 5th Anniversary (2011), GRAIL-A, Moon Orbit Insertion
Dec 31 - 95th Anniversary (1921), Beyrout Meteorite Fall (Hit Hut in Lebanon)

January 2017
Jan ?? - 15th Anniversary (2002), Discovery of NWA 1110 Meteorite (Mars Meteorite)
Jan 01 - Mars Passes 0.02 Degrees From Neptune
Jan 01 - Comet 45P/Honda-Mrkos-Pajdusakova Perihelion (0.533 AU)
Jan 01 - Comet 146P/Shoemaker-LINEAR At Opposition (1.499 AU)
Jan 01 - Comet P/2005 JN (Spacewatch) At Opposition (2.829 AU)
Jan 01 - Comet 205P-B/Giacobini At Opposition (2.993 AU)
Jan 01 - Asteroid 10071 Paraguay Closest Approach To Earth (1.249 AU)
Jan 01 - Asteroid 128036 Rafaelnadal Closest Approach To Earth (1.930 AU)
Jan 01 - Asteroid 12561 Howard Closest Approach To Earth (2.144 AU)
Jan 01 - 5th Anniversary (2012), GRAIL-B, Moon Orbit Insertion
Jan 01 - Vladimir Titov's 70th Birthday (1947)
Jan 02 - Cassini, Distant Flyby of Daphnis
Jan 02 - Comet P/2015 R1 (PANSTARRS) At Opposition (3.882 AU)
Jan 02 - Comet P/2011 S1 (Gibbs) At Opposition (6.335 AU)
Jan 02 - Apollo Asteroid 226514 (2003 UX34) Near-Earth Flyby (0.049 AU)
Jan 02 - Apollo Asteroid 410777 (2009 FD) Closest Approach To Earth (1.359 AU)
Jan 02 - Asteroid 114703 North Dakota Closest Approach To Earth (2.143 AU)
Jan 02 - Laurence Craigie's 115th Birthday (1902)
Jan 02 - Rudolf Clausius' 195th Birthday (1822)
Jan 03 - Moon Occults Mars
Jan 03 - Moon Occults Neptune
Jan 03 - Quadrantids Meteor Shower Peak
Jan 03 - Comet 323P/SOHO Closest Approach To Earth (0.370 AU)
Jan 03 - Asteroid 4987 Flamsteed Closest Approach To Earth (1.370 AU)
Jan 03 - Asteroid 39382 Opportunity Closest Approach To Earth (2.309 AU)
Jan 03 - 140th Anniversary (1877), Warrenton Meteorite Fall (Hit a Tree in Missouri)
Jan 04 - Earth At Perihelion (0.983 AU From Sun)
Jan 04 - Comet 319P/Catalina-McNaught At Opposition (3.599 AU)
Jan 04 - Kuiper Belt Object 230965 (2004 XA192) At Opposition (34.628 AU)
Jan 04 - 125th Anniversary (1892), 1st Photograph of Aurora Borealis Taken by
Martin Brendel
Jan 05 - Comet 143P/Kowal-Mrkos At Opposition (2.912 AU)
Jan 05 - Asteroid 10799 Yucatan Closest Approach To Earth (1.544 AU)
Jan 05 - Asteroid 15318 Innsbrook Closest Approach To Earth (1.837 AU)
Jan 05 - 45th Anniversary (1972), President Nixon Approves Space Shuttle Program
Jan 06 - Comet 73P-U/Schwassmann-Wachmann Closest Approach To Earth (1.931 AU)
Jan 06 - Comet 127P/Holt-Olmstead At Opposition (1.963 AU)
* Jan 06 - Comet 74P/Smirnova-Chernykh At Opposition (2.789 AU)
Jan 06 - Comet 249P/LINEAR At Opposition (3.100 AU)
Jan 06 - Asteroid 896 Sphinx Closest Approach To Earth (1.621 AU)
Jan 06 - Michael Foale's 60th Birthday (1957)
Jan 07 - Comet P/2015 TO19 (Lemmon-PANSTARRS) Closest Approach To Earth (2.448 AU)
* Jan 07 - Comet 197P/LINEAR At Opposition (2.623 AU)
Jan 07 - Apollo Asteroid 85990 (1999 JV6) Near-Earth Flyby (0.069 AU)
Jan 07 - Asteroid 27363 Alvanclark Closest Approach To Earth (1.861 AU)
Jan 07 - Apollo Asteroid 14827 Hypnos Closest Approach To Earth (3.699 AU)
Jan 08 - Comet 328P/LONEOS-Tucker Closest Approach To Earth (2.647 AU)
Jan 08 - Comet 326P/Hill At Opposition (2.652 AU)
Jan 08 - Comet P/2015 P4 (PANSTARRS) At Opposition (2.734 AU)
Jan 08 - Comet 105P/Singer Brewster At Opposition (2.998 AU)
Jan 08 - Comet 73P-S/Schwassmann-Wachmann At Opposition (3.713 AU)
Jan 08 - Comet 308P/Lagerkvist-Carsenty At Opposition (4.156 AU)
Jan 08 - Asteroid 23990 Springsteen Closest Approach To Earth (1.203 AU)
Jan 08 - Asteroid 21 Lutetia Closest Approach To Earth (1.729 AU)
Jan 08 - 25th Anniversary (1992), Sakigake, Earth Flyby
Jan 08 - Stephen Hawking's 75th Birthday (1942)
Jan 08 - Johannes Fabricius' 430th Birthday (1587)
Jan 09 - Cassini, Distant Flyby of Atlas, Ephimetheus, Daphnis & Prometheus
Jan 09 - Comet 74P/Smirnova-Chernykh Closest Approach To Earth (2.788 AU)
Jan 09 - Asteroid 1198 Atlantis Closest Approach To Earth (1.613 AU)
Jan 10 - Comet 73P-U/Schwassmann-Wachmann Perihelion (0.981 AU)
Jan 10 - Comet P/2005 JN (Spacewatch) Closest Approach To Earth (2.818 AU)
Jan 10 - Comet 73P-Y/Schwassmann-Wachmann At Opposition (3.911 AU)
Jan 10 - Asteroid 3350 Scobee Closest Approach To Earth (1.702 AU)
Jan 10 - Asteroid 1024 Hale Closest Approach To Earth (2.018 AU)
Jan 10 - Eugene Delporte's 135th Birthday (1882)
Jan 11 - Comet 225P/LINEAR At Opposition (1.235 AU)
Jan 11 - Comet 128P-A/Shoemaker-Holt Perihelion (3.056 AU)
Jan 11 - Comet 128P-B/Shoemaker-Holt Perihelion (3.056 AU)
Jan 11 - 230th Anniversary (1787), William Herschell's Discovery of Uranus Moons Titania and Oberon
Jan 12 - Venus At Its Greatest Eastern Elongation (47 Degrees)
Jan 12 - Comet C/2015 XY1 (Lemmon) At Opposition (7.456 AU)
Jan 12 - Asteroid 51829 Williemccool Closest Approach To Earth (1.315 AU)
Jan 12 - Asteroid 12432 Usuda Closest Approach To Earth (2.014 AU)
Jan 12 - Asteroid 784 Pickeringia Closest Approach To Earth (2.686 AU)
Jan 12 - 20th Anniversary (1997), STS-81 Launch (Space Shuttle Atlantis, Mir Space Station)
Jan 12 - Sergey Korolev's 110th Birthday (1907)
Jan 13 - Venus Passes 0.4 Degrees From Neptune
Jan 13 - Comet P/2014 V1 (PANSTARRS) At Opposition (3.891 AU)
Jan 13 - Comet 6P/d'Arrest At Opposition (3.899 AU)
Jan 13 - Apollo Asteroid 2013 AS76 Near-Earth Flyby (0.086 AU)
Jan 13 - Asteroid 2410 Morrison Closest Approach To Earth (1.197 AU)
Jan 13 - Asteroid 9342 Carygrant Closest Approach To Earth (1.421 AU)
Jan 13 - Asteroid 6469 Armstrong Closest Approach To Earth (1.665 AU)
Jan 14 - Comet 190P/Mueller At Opposition (2.044 AU)
* Jan 14 - Comet C/2016 E2 (Kowalski) At Opposition (3.909 AU)</a>
Jan 14 - Apollo Asteroid 438955 (2010 LN14) Near-Earth Flyby (0.060 AU)
Jan 14 - Asteroid 2062 Aten Closest Approach To Earth (0.718 AU)
Jan 14 - Asteroid 4221 Picasso Closest Approach To Earth (1.820 AU)
Jan 14 - Wilhelm Beer's 220th Birthday (1797)
Jan 15 - Apollo Asteroid 265482 (2005 EE) Near-Earth Flyby (0.068 AU)
Jan 15 - Asteroid 14593 Everett Closest Approach To Earth (1.009 AU)
Jan 15 - Asteroid 11246 Orvillewright Closest Approach To Earth (1.521 AU)
Jan 16 - Cassini, Distant Flyby of Janus, Atlas, Pallene, Daphnis
Jan 16 - Comet P/2015 TO19 (Lemmon-PANSTARRS) At Opposition (2.461 AU)
Jan 16 - Comet 327P/Van Ness Closest Approach To Earth (2.790 AU)
Jan 16 - Asteroid 1862 Apollo Closest Approach To Earth (1.193 AU)
Jan 16 - Asteroid 4659 Roddenberry Closest Approach To Earth (1.350 AU)
Jan 16 - Centaur Object 32532 Thereus At Opposition (11.818 AU)
Jan 17 - Cassini, Distant Flyby of Titan
Jan 17 - Comet 143P/Kowal-Mrkos Closest Approach To Earth (2.892 AU)
Jan 17 - Asteroid 51828 Ilanramon Closest Approach To Earth (1.508 AU)
Jan 17 - 15th Anniversary (2002), Galileo, Io 33 Flyby
Jan 17 - Harvey Nininger's 130th Birthday (1887)
Jan 17 - Elisabeth Hevelius' 370th Birthday (1647)
Jan 18 - Comet P/2010 A2 (LINEAR) Closest Approach To Earth (1.045 AU)
Jan 18 - Comet 105P/Singer Brewster Closest Approach To Earth (2.983 AU)
Jan 18 - Comet P/2015 X3 (PANSTARRS) At Opposition (3.334 AU)
Jan 18 - Comet C/2015 XY1 (Lemmon) Closest Approach To Earth (7.450 AU)
Jan 18 - Apollo Asteroid 2015 BB Near-Earth Flyby (0.035 AU)
Jan 18 - Asteroid 8277 Machu-Picchu Closest Approach To Earth (1.337 AU)
Jan 18 - Asteroid 4342 Freud Closest Approach To Earth (2.024 AU)
Jan 19 - Mercury At Its Greatest Western Elongation (24 Degrees)
Jan 19 - Comet P/2013 YG46 (Spacewatch) Perihelion (1.815 AU)
Jan 19 - Asteroid 163693 Atira Closest Approach To Earth (0.207 AU)
Jan 19 - Asteroid 4433 Goldstone Closest Approach To Earth (1.741 AU)
Jan 19 - 15th Anniversary (2002), Discovery of SAU 090 Meteorite (Mars Meteorite)
Jan 19 - 130th Anniversary (1887), John Thome's Discovery of the Great Southern Comet of 1887
Jan 19 - Johann Bode's 270th Birthday (1747)
Jan 20 - Comet P/2010 A2 (LINEAR) At Opposition (1.046 AU)
Jan 20 - Comet 220P/McNaught At Opposition (3.092 AU)
Jan 20 - Asteroid 4 Vesta Closest Approach To Earth (1.522 AU)
Jan 20 - Asteroid 1776 Kuiper Closest Approach To Earth (2.093 AU)
Jan 20 - Kuiper Belt Object 20000 Varuna At Opposition (42.859 AU)
Jan 21 - Comet 73P-T/Schwassmann-Wachmann At Opposition (3.069 AU)
Jan 21 - Comet 44P/Reinmuth At Opposition (3.375 AU)
Jan 21 - Comet 205P-C/Giacobini At Opposition (3.583 AU)
Jan 21 - Comet 205P/Giacobini At Opposition (3.585 AU)
Jan 21 - Comet 205P-A/Giacobini At Opposition (3.585 AU)
* Jan 21 - Comet C/2015 X5 (PANSTARRS) At Opposition (6.184 AU)
* Jan 21 - Amor Asteroid 2015 BG4 Near-Earth Flyby (0.069 AU)
Jan 22 - Comet 323P/SOHO At Opposition (0.536 AU)
Jan 22 - Comet P/2011 CR42 (Catalina) At Opposition (2.597 AU)
Jan 22 - 20th Anniversary (1997), Lottie Williams Becomes 1st Person to be Hit by Space Debris
Jan 22 - 25th Anniversary (1992), 1st Exoplanet Discovered (PSR B1257+12 B)
Jan 22 - 25th Anniversary (1992), STS-42 Launch (Space Shuttle Discovery, Spacelab)
Jan 22 - Gianluca Masi's 45th Birthday (1972)
Jan 22 - Pierre Gassendi's 425th Birthday (1592)
Jan 22 - 545th Anniversary (1472), Great Comet of 1472 Near-Earth Flyby (10.5
million km)
Jan 23 - Cassini, Distant Flyby of Daphnis, Enceladus, Pandora & Atlas
Jan 23 - Comet 197P/LINEAR Closest Approach To Earth (2.583 AU)
Jan 23 - Asteroid 9661 Hohmann Closest Approach To Earth (3.609 AU)
Jan 23 - Plutino 208996 (2003 AZ84) At Opposition (43.719 AU)
Jan 23 - Hideki Yukawa's 110th Birthday (1907)
Jan 24 - Apollo Asteroid 2011 CO14 Near-Earth Flyby (0.059 AU)
Jan 24 - Asteroid 6001 Thales Closest Approach To Earth (2.026 AU)
Jan 24 - Asteroid 42776 Casablanca Closest Approach To Earth (2.176 AU)
Jan 24 - Michio Kaku's 70th Birthday (1947)
Jan 24 - Harold Babcock's 135th Birthday (1882)
Jan 25 - Comet 33P/Daniel Closest Approach To Earth (1.630 AU)
Jan 25 - Comet 328P/LONEOS-Tucker At Opposition (2.689 AU)
Jan 25 - Apollo Asteroid 7341 (1991 VK) Near-Earth Flyby (0.065 AU)
Jan 25 - Apollo Asteroid 3671 Dionysus Closest Approach To Earth (1.947 AU)
* Jan 26 - AEHF 4 Atlas 5 Launch
Jan 26 - Comet 51P/Harrington At Opposition (3.203 AU)
* Jan 26 - Comet 51P-A/Harrington At Opposition (3.203 AU)
Jan 26 - Comet 193P/LINEAR-NEAT Closest Approach To Earth (3.549 AU)
Jan 26 - Asteroid 6336 Dodo Closest Approach To Earth (1.551 AU)
Jan 26 - 55th Anniversary (1962), Ranger 3 Launch (Moon Impact Mission)
Jan 26 - Bessie Coleman's 125th Birthday (1892)
Jan 27 - 50th Anniversary (1967), Apollo 1 Fire (Gus Grissom, Edward White & Roger Chaffee)
Jan 27 - BepiColumbo Ariane 5 Launch (Mercury Orbiter)
Jan 27 - Comet 51P-D/Harrington At Opposition (3.210 AU)
* Jan 27 - Comet C/2015 X5 (PANSTARRS) Closest Approach To Earth (6.177 AU)
Jan 27 - Apollo Asteroid 12711 Tukmit Closest Approach To Earth (0.777 AU)
Jan 27 - Asteroid 6779 Perrine Closest Approach To Earth (1.054 AU)
Jan 27 - Asteroid 2700 Baikonur Closest Approach To Earth (1.835 AU)
Jan 27 - Asteroid 9252 Goddard Closest Approach To Earth (2.476 AU)
Jan 28 - Chinese New Year
Jan 28 - Comet 73P-AB/Schwassmann-Wachmann Closest Approach To Earth (1.765 AU)
Jan 28 - Comet P/2003 SQ215 (NEAT-LONEOS) Perihelion (2.280 AU)
Jan 28 - Comet P/2015 X1 (PANSTARRS) Closest Approach To Earth (2.717 AU)
Jan 28 - Comet 1P/Halley At Opposition (33.490 AU)
Jan 28 - Asteroid 1790 Volkov Closest Approach To Earth (1.048 AU)
Jan 28 - Asteroid 770 Bali Closest Approach To Earth (1.087 AU)
Jan 28 - Asteroid 472 Roma Closest Approach To Earth (1.451 AU)
Jan 28 - Asteroid 17059 Elvis Closest Approach To Earth (1.486 AU)
Jan 28 - Asteroid 1541 Estonia Closest Approach To Earth (1.705 AU)
Jan 28 - Asteroid 16626 Thumper Closest Approach To Earth (1.842 AU)
Jan 28 - Asteroid 4104 Alu Closest Approach To Earth (1.847 AU)
Jan 28 - Adrien Auzout 395th Birthday (1622)
Jan 28 - 60th Anniversary (1957), Meteorite Hits Russian Steamer in Indian Ocean
Jan 29 - Comet 224P/LINEAR-NEAT Closest Approach To Earth (1.777 AU)
Jan 29 - Comet P/2014 R5 (Lemmon-PANSTARRS) At Opposition (4.210 AU)
Jan 29 - Asteroid 2825 Crosby Closest Approach To Earth (1.158 AU)
Jan 29 - Asteroid 4238 Audrey Closest Approach To Earth (1.323 AU)
Jan 29 - Asteroid 3720 Hokkaido Closest Approach To Earth (1.638 AU)
Jan 29 - Asteroid 11945 Amsterdam Closest Approach To Earth (2.420 AU)
Jan 29 - Asteroid 2906 Caltech Closest Approach To Earth (2.438 AU)
Jan 29 - Giovanni Celoria's 175th Birthday (1842)
Jan 29 - William Ferrel's 200th Birthday (1817)
Jan 30 - Cassini, Distant Flyby of Daphnis, Mimas, Epimetheus & Prometheus
Jan 30 - Comet 73P-AM/Schwassmann-Wachmann Perihelion (0.971 AU)
Jan 30 - Comet P/2011 CR42 (Catalina) Closest Approach To Earth (2.586 AU)
Jan 30 - Comet 183P/Korlevic-Juric At Opposition (3.040 AU)
Jan 30 - Asteroid 5000 IAU Closest Approach To Earth (1.665 AU)
Jan 31 - Comet 73P-J/Schwassmann-Wachmann Closest Approach To Earth (1.728 AU)
Jan 31 - 40th Anniversary (1977), Louisville Meteorite Fall (Hit Buildings, Car in Kentucky)

February 2017
* Feb 01 - Progress MS-5 Soyuz-U Launch (International Space Station 66P)
Feb 01 - Comet 61P/Shajn-Schaldach Closest Approach To Earth (2.785 AU)
Feb 01 - Comet 193P/LINEAR-NEAT At Oppositon (3.554 AU)
Feb 01 - Aten Asteroid 364136 (2006 CJ) Near-Earth Flyby (0.080 AU)
Feb 01 - Asteroid 40227 Tahiti Closest Approach To Earth (3.894 AU)
Feb 01 - Asteroid 3317 Paris Closest Approach To Earth (4.824 AU)
Feb 02 - Comet 73P-BK/Schwassmann-Wachmann Closest Approach To Earth (1.714 AU)
* Feb 02 - Comet 183P/Korlevic-Juric Closest Approach To Earth (3.039 AU)
Feb 02 - Comet P/2014 W12 (Gibbs) At Opposition (3.951 AU)
* Feb 02 - Apollo Asteroid 1866 Sisyphus Closest Approach To Earth (1.506 AU)
Feb 02 - Asteroid 3875 Staehle Closest Approach To Earth (1.667 AU)
Feb 02 - Amor Asteroid 6456 Golombek Closest Approach To Earth (2.077 AU)
Feb 02 - 40th Anniverary (1977), Burnup of the Salyut 4 Space Station (USSR)
Feb 02 - Cuno Hoffmeister's 125th Birthday (1892)
* Feb 03 - Comet 336P/McNaught Perihelion (2.782 AU)
Feb 03 - Asteroid 2991 Bilbo Closest Approach To Earth (1.835 AU)
Feb 03 - Asteroid 4535 Adamcarolla Closest Approach To Earth (1.871 AU)
Feb 03 - Asteroid 12397 Peterbrown Closest Approach To Earth (1.919 AU)
Feb 03 - 15th Anniversary (2002), Alby sur Cheran Meteorite Fall (Hit Building in France)
Feb 03 - 135th Anniversary (1882), Mocs Meteorite Shower in Romania
Feb 04 - 50th Anniverary (1967), Lunar Orbiter 3 Launch
Feb 04 - Comet 73P-BN/Schwassmann-Wachmann Closest Approach To Earth (1.690 AU)
Feb 04 - Comet 327P/Van Ness At Opposition (2.839 AU)
Feb 04 - Comet 314P/Montani Closest Approach To Earth (3.299 AU)
Feb 04 - Aten Asteroid 2005 VL1 Near-Earth Flyby (0.023 AU)
Feb 04 - Apollo Asteroid 2015 CE1 Near-Earth Flyby (0.061 AU)
Feb 04 - Asteroid 4099 Wiggins Closest Approach To Earth (1.481 AU)
Feb 04 - Asteroid 4017 Disneya Closest Approach To Earth (1.824 AU)
Feb 04 - Asteroid 5471 Tunguska Closest Approach To Earth (2.206 AU)
Feb 04 - Asteroid 9134 Encke Closest Approach To Earth (2.017 AU)
Feb 04 - Charles Lindbergh's 115th Birthday (1902)
Feb 05 - Comet 73P-BO/Schwassmann-Wachmann Closest Approach To Earth (1.679 AU)
Feb 05 - Aten Asteroid 2011 EP51 Near-Earth Flyby (0.090 AU)
Feb 05 - Asteroid 128523 Johnmuir Closest Approach To Earth (1.655 AU)
Feb 05 - August Kopff's 135th Birthday (1882)
Feb 06 - Comet 73P-BJ/Schwassmann-Wachmann Perihelion (0.977 AU)
Feb 06 - Comet 314P/Montani At Opposition (3.299 AU)
* Feb 06 - Apollo Asteroid 459872 (2014 EK24) Near-Earth Flyby (0.060 AU)
Feb 06 - Asteroid 4798 Mercator Closest Approach To Earth (1.315 AU)
Feb 06 - Asteroid 1958 Chandra Closest Approach To Earth (2.628 AU)
Feb 06 - Binary Asteroid 617 Patroclus Closest Approach To Earth (4.881 AU)
Feb 07 - Cassini, Distant Flyby of Pan, Janus & Methone
* Feb 07 - Comet 41P/Tuttle-Giacobini-Kresak At Opposition (0.372 AU)
Feb 07 - Comet 50P/Arend Closest Approach To Earth (2.498 AU)
Feb 07 - Apollo Asteroid 2015 BN509 Near-Earth Flyby (0.042 AU)
* Feb 07 - Apollo Asteroid 38086 Beowolf Closest Approach To Earth (1.096 AU)
Feb 07 - Apollo Asteroid 136617 (1994 CC) Closest Approach To Earth (1.250 AU)
Feb 07 - Asteroid 61342 Lovejoy Closest Approach To Earth (1.893 AU)
Feb 07 - Asteroid 1001 Gaussia Closest Approach To Earth (2.259 AU)
Feb 07 - Asteroid 13330 Dondavis Closest Approach To Earth (2.654 AU)
Feb 07 - 40th Anniversary (1977), Soyuz 24 Launch (Final launch to Salyut 5 Space Station)
Feb 07 - Al Worden's 85th Birthday (1932)
Feb 08 - Comet 73P-AB/Schwassmann-Wachmann Perihelion (0.977 AU)
Feb 08 - Comet P/2015 X1 (PANSTARRS) At Opposition (2.737 AU)
Feb 08 - Comet 321P/SOHO Closest Approach To Earth (2.849 AU)
Feb 08 - Comet C/2015 X7 (ATLAS) Closest Approach To Earth (3.192 AU)
Feb 08 - Comet 284P/McNaught At Opposition (3.725 AU)
Feb 08 - Asteroid 2099 Opik Closest Approach To Earth (1.765 AU)
Feb 08 - Asteroid 8283 Edinburgh Closest Approach To Earth (1.946 AU)
Feb 08 - Asteroid 2104 Toronto Closest Approach To Earth (1.977 AU)
Feb 08 - Asteroid 11739 Baton Rouge Closest Approach To Earth (3.252 AU)
Feb 08 - 25th Anniversay (1992), Ulysses, Jupiter Flyby
Feb 09 - Comet 73P-AX/Schwassmann-Wachmann Closest Approach To Earth (1.623 AU)
Feb 09 - Comet 170P/Christensen At Opposition (3.769 AU)
Feb 09 - Comet P/2012 K3 (Gibbs) At Opposition (3.900 AU)
Feb 09 - Comet C/2016 A1 (PANSTARRS) At Opposition (4.807 AU)
Feb 09 - Comet C/2015 D3 (PANSTARRS) Closest Approach To Earth (7.382 AU)
Feb 09 - Comet C/2014 B1 (Schwartz) At Opposition (8.665 AU)
Feb 09 - Asteroid 203 Pompeja Closest Approach To Earth (1.760 AU)
Feb 09 - Asteroid 4047 Chang'E Closest Approach To Earth (2.130 AU)
Feb 10 - Aten Asteroid 2014 DV110 Near-Earth Flyby (0.025 AU)
Feb 10 - Asteroid 6471 Collins Closest Approach To Earth (1.147 AU)
Feb 10 - Asteroid 5891 Gehrig Closest Approach To Earth (1.430 AU)
Feb 10 - 110th Anniversary (1907), August Kopff's Discovery of Asteroid 624 Hecktor (Largest Jupiter Trojan)
Feb 11 - Penumbral Lunar Eclipse
Feb 11 - Comet 45P/Honda-Mrkos-Pajdusakova Near-Earth Flyby (0.080 AU)
Feb 11 - Comet 73P-N/Schwassmann-Wachmann Closest Approach To Earth (1.595 AU)
Feb 11 - Asteroid 15495 Bogie Closest Approach To Earth (1.689 AU)
Feb 11 - 20th Anniversary (1997), STS-82 Launch (Space Shuttle Discovery, Hubble Space Telescope Servicing)
Feb 12 - Comet 73P-J/Schwassmann-Wachmann Perihelion (0.976 AU)
Feb 12 - Comet C/2015 D3 (PANSTARRS) At Opposition (7.383 AU)
Feb 12 - Comet C/2014 B1 (Schwartz) Closest Approach To Earth (8.664 AU)
Feb 12 - Apollo Asteroid 2015 QR3 Near-Earth Flyby (0.034 AU)
Feb 12 - Apollo Asteroid 2014 QC3 Near-Earth Flyby (0.050 AU)
Feb 12 - 70th Anniversary (1947), Sikhote Alin Meteorite Fall in Russia
Feb 13 - Comet 73P-BQ/Schwassmann-Wachmann Closest Approach To Earth (1.574 AU)
Feb 13 - Comet 33P/Daniel At Opposition (1.669 AU)
Feb 13 - Comet 224P/LINEAR-NEAT At Opposition (1.808 AU)
Feb 13 - Comet 61P/Shajn-Schaldach At Opposition (2.806 AU)
Feb 13 - Comet 316P/LONEOS-Christensen Closest Approach To Earth (2.986 AU)
Feb 13 - Asteroid 5870 Baltimore Closest Approach To Earth (1.372 AU)
Feb 13 - Aten Asteroid 99942 Apophis Closest Approach To Earth (1.732 AU)
Feb 13 - Aten Asteroid 341843 (2008 EV5) Closest Approach To Earth (1.862 AU)
Feb 13 - Asteroid 4749 Ledzepplin Closest Approach To Earth (2.213 AU)
Feb 13 - Asteroid 3325 TARDIS Closest Approach To Earth (2.258 AU)
Feb 13 - Asteroid 3061 Cook Closest Approach To Earth (2.666 AU)
Feb 13 - John Dreyer's 165th Birthday (1852)
Feb 14 - Cassini, Distant Flyby of Aegaeon & Methone
Feb 14 - Comet 73P-BK/Schwassmann-Wachmann Perihelion (0.976 AU)
Feb 14 - Asteroid 5641 McCleese Closest Approach To Earth (0.742 AU)
Feb 14 - Atira Asteroid 2006 WE4 Closest Approach To Earth (1.556 AU)
Feb 14 - Asteroid 1022 Olympiada Closest Approach To Earth (1.796 AU)
Feb 14 - Asteroid 2801 Huygens Closest Approach To Earth (2.270 AU)
Feb 14 - 45th Anniversary (1972), Luna 20 Launch (Soviet Moon Sample Return)
Feb 14 - Kelly Beatty's 65th Birthday (1952)
Feb 15 - Galileo Day
Feb 15 - Comet P/2007 T6 (Catalina) Perihelion (2.221 AU)
Feb 15 - Comet P/2015 W2 (Catalina) At Opposition (3.656 AU)
* Feb 15 - Apollo Asteroid 2016 CN248 Near-Earth Flyby (0.096 AU)
Feb 15 - Asteroid 797 Montana Closest Approach To Earth (1.544 AU)
Feb 15 - Asteroid 90388 Philchristensen Closest Approach To Earth (2.080 AU)
Feb 15 - Asteroid 12846 Fullerton Closest Approach To Earth (2.182 AU)
Feb 15 - 20th Anniversary (1997), Juancheng Meteorite Fall (Hit House in China)
Feb 15 - 25th Anniversary (1992), Hiten, Moon Flyby
Feb 15 - Malcomb Hartley's 70th Birthday (1947)
Feb 16 - Comet 202P/Scotti Closest Approach To Earth (1.952 AU)
Feb 16 - Comet P/2014 W4 (PANSTARRS) Closest Approach To Earth (3.757 AU)
Feb 16 - Asteroid 1602 Indiana Closest Approach To Earth (1.028 AU)
Feb 16 - Asteroid 10346 Triathlon Closest Approach To Earth (1.416 AU)
Feb 16 - Asteroid 1501 Baade Closest Approach To Earth (1.781 AU)
Feb 16 - Asteroid 6714 Montreal Closest Approach To Earth (1.899 AU)
Feb 16 - Asteroid 19155 Lifeson Closest Approach To Earth (2.000 AU)
Feb 16 - Zhang Yuzhe's 115th Birthday (1902)
Feb 16 - 190th Anniversary (1827), Mhow Meteorite Fall (Reportedly Wounded a Man in India)
Feb 17 - Cassini, Distant Flyby of Titan
Feb 17 - Comet 73P-BN/Schwassmann-Wachmann Perihelion (0.976 AU)
Feb 17 - Comet 188P/LINEAR-Mueller Perihelion (2.565 AU)
Feb 17 - Comet 316P/LONEOS-Christensen At Opposition (2.988 AU)
Feb 17 - Comet 300P/Catalina At Opposition (3.408 AU)
Feb 17 - Comet C/2016 A1 (PANSTARRS) Closest Approach To Earth (4.795 AU)
* Feb 17 - Asteroid 61189 Ohsadaharu Closest Approach To Earth (1.688 AU)
Feb 17 - Asteroid 9357 Venezuela Closest Approach To Earth (2.012 AU)
Feb 17 - Asteroid 9860 Archaeopteryx Closest Approach To Earth (2.395 AU)
Feb 17 - Asteroid 1537 Transylvania Closest Approach To Earth (2.557 AU)
Feb 17 - 40th Anniversary (1977), Discovery of Life Living Off Of Geothermal Vents on Pacific Ocean Floor
Feb 18 - Comet 73P-BO/Schwassmann-Wachmann Perihelion (0.975 AU)
Feb 18 - Comet 73P-AU/Schwassmann-Wachmann Closest Approach To Earth (1.491 AU)
Feb 18 - Asteroid 14 Irene At Opposition (8.5 Magnitude)
* Feb 18 - Apollo Asteroid 2016 CA138 Near-Earth Flyby (0.059 AU)
Feb 18 - Asteroid 85047 Krakatau Closest Approach To Earth (1.111 AU)
Feb 18 - Kuiper Belt Object 55565 (2002 AW197) At Opposition (44.643 AU)
Feb 18 - Octave Chanute's 185th Birthday (1832)
Feb 18 - Baha ad-din al-Amili's 470th Birthday (1547)
Feb 19 - Comet 73P-AK/Schwassmann-Wachmann Closest Approach To Earth (1.485 AU)
Feb 19 - Comet P/2016 A2 (Christensen) Closest Approach To Earth (3.438 AU)
Feb 19 - Asteroid 15 Eunomia At Opposition (8.9 Magnitude)
Feb 19 - Asteroid 9000 Hal Closest Approach To Earth (1.673 AU)
Feb 19 - Asteroid 2169 Taiwan Closest Approach To Earth (1.776 AU)
Feb 19 - Asteroid 4169 Celsius Closest Approach To Earth (2.688 AU)
Feb 19 - Klim Churyumov's 80th Birthday (1937)
Feb 19 - Joseph Kerwin's 85th Birthday (1932)
* Feb 20 - Comet 330P/Catalina Closest Approach To Earth (2.271 AU)
Feb 20 - Comet 147P/Kushida-Muramatsu Closest Appproach To Earth (2.320 AU)
Feb 20 - Comet P/2007 S1 (Zhao) At Opposition (3.163 AU)
Feb 20 - Asteroid 9770 Discovery Closest Approach To Earth (1.086 AU)
Feb 20 - Asteroid 149244 Kriegh Closest Approach To Earth (1.182 AU)
Feb 20 - Asteroid 1284 Latvia Closest Approach To Earth (1.669 AU)
Feb 20 - Asteroid 3131 Mason-Dixon Closest Approach To Earth (1.846 AU)
Feb 20 - Asteroid 1877 Marsden Closest Approach To Earth (3.651 AU)
Feb 20 - Kuiper Belt Object 148209 (2000 CR105) At Opposition (60.058 AU)
Feb 20 - 15th Anniversary (2002), San Michele Meteorite Fall (Hit Building in
Italy)
Feb 20 - 20th Anniverary (1997), Galileo, Europa 6 Flyby
Feb 21 - Cassini, Distant Flyby of Pan, Prometheus, Pallene, Ephimetheus & Aegaeon
Feb 21 - Comet 219P/LINEAR Perihelion (2.365 AU)
Feb 21 - Comet C/2015 X7 (ATLAS) At Opposition (3.217 AU)
Feb 21 - Comet C/2015 X4 (Elenin) At Opposition (4.241 AU)
Feb 21 - Asteroid 9 Metis At Opposition (8.7 Magnitude)
Feb 21 - Asteroid 14413 Geiger Closest Approach To Earth (1.402 AU)
Feb 21 - Asteroid 8657 Cedrus Closest Approach To Earth (1.918 AU)
Feb 21 - Asteroid 13688 Oklahoma Closest Approach To Earth (2.607 AU)
Feb 21 - 10th Anniversary (2007) Mahadevpur Meteorite Fall (Hit House in India)
Feb 22 - Comet 321P/SOHO At Opposition (2.887 AU)
Feb 22 - Comet P/2014 W4 (PANSTARRS) At Opposition (3.763 AU)
* Feb 22 - Apollo Asteroid 2016 CO246 Near-Earth Flyby (0.039 AU)
Feb 22 - Asteroid 8734 Warner Closest Approach To Earth (1.966 AU)
Feb 22 - Asteroid 16035 Sasandford Closest Approach To Earth (1.991 AU)
Feb 22 - Asteroid 13677 Alvin Closest Approach To Earth 2.350 AU)
Feb 22 - Asteroid 2476 Andersen Closest Approach To Earth (2.398 AU)
Feb 22 - Asteroid 234750 Amymainzer Closest Approach To Earth (2.933 AU)
Feb 22 - Heinrich Hertz's 160th Birthday (1857)
Feb 23 - Comet 73P-AX/Schwassmann-Wachmann Perihelion (0.973 AU)
Feb 23 - Comet P/2010 H2 (Vales) At Opposition (2.270 AU)
Feb 23 - Comet 50P/Arend At Opposition (2.537 AU)
Feb 23 - Asteroid 1718 Namibia Closest Approach To Earth (2.040 AU)
Feb 23 - 30th Anniverary (1987), Supernova 1987A Explosion
Feb 23 - 265th Anniversary (1752), Nicolas Louis de Lacaille's Discovery of M83 (Southern Pinwheel Galaxy)
Feb 24 - Comet 73P-AV/Schwassmann-Wachmann Closest Approach To Earth (1.404 AU)
Feb 24 - Comet C/2014 R3 (PANSTARRS) Closest Approach To Earth (6.829 AU)
Feb 24 - Aten Asteroid 5604 (1992 FE) Near-Earth Flyby (0.034 AU)
Feb 24 - Asteroid 3808 Tempel Closest Approach To Earth (0.980 AU)
Feb 24 - Asteroid 9941 Iguanodon Closest Approach To Earth (1.079 AU)
Feb 24 - Asteroid 11365 NASA Closest Approach To Earth (1.261 AU)
Feb 24 - Asteroid 6600 Qwerty Closest Approach To Earth (1.488 AU)
Feb 24 - Asteroid 24102 Jacquecassini Closest Approach To Earth (1.691 AU)
Feb 24 - Asteroid 26733 Nanavistor Closest Approach To Earth (1.998 AU)
Feb 24 - Asteroid 3623 Chaplin Closest Approach To Earth (2.097 AU)
Feb 24 - Asteroid 17744 Jodiefoster Closest Approach To Earth (2.144 AU)
Feb 24 - Asteroid 881 Athene Closest Approach To Earth (2.165 AU)
Feb 24 - Asteroid 7749 Jackschmitt Closest Approach To Earth (2.750 AU)
Feb 24 - Brian Schmidt's 50th Birthday (1967)
Feb 25 - Comet 73P-AS/Schwassmann-Wachmann At Opposition (1.224 AU)
Feb 25 - Comet 73P/Schwassmann-Wachmann Closest Approach To Earth (1.381 AU)
Feb 25 - Comet 73P-C/Schwassmann-Wachmann Closest Approach To Earth (1.381 AU)
Feb 25 - Comet 315P/LONEOS Closest Approach To Earth (1.597 AU)
Feb 25 - Comet 234P/LINEAR At Opposition (1.905 AU)
Feb 25 - Comet 202P/Scotti At Opposition (1.964 AU)
* Feb 25 - Comet 331P/Gibbs Closest Approach To Earth (2.089 AU)
Feb 25 - Comet 37P/Forbes At Opposition (2.689 AU)
Feb 25 - Asteroid 4134 Schutz Closest Approach To Earth (1.188 AU)
Feb 25 - Asteroid 70715 Allancheuvront Closest Approach To Earth (1.318 AU)
Feb 25 - Asteroid 5860 Deankootz Closest Approach To Earth (1.594 AU)
Feb 25 - Asteroid 3229 Solnhofen Closest Approach To Earth (1.678 AU)
Feb 25 - Asteroid 12760 Maxwell Closest Approach To Earth (2.364 AU)
Feb 25 - Asteroid 21564 Widmanstatten Closest Approach To Earth (2.502 AU)
Feb 25 - 10th Annivesary (2007), Rosetta, Mars Flyby
Feb 26 - Annular Solar Eclipse (Visbile from Chile, Argentia, West Africa)
Feb 26 - Comet 73P-N/Schwassmann-Wachmann Perihelion (0.974 AU)
Feb 26 - Comet 73P-G/Schwassmann-Wachmann Closest Approach To Earth (1.373 AU)
Feb 26 - Comet 18D/Perrine-Mrkos Perihelion (1.646 AU)
* Feb 26 - Comet 331P/Gibbs At Opposition (2.090 AU)
Feb 26 - Apollo Asteroid 2014 HP4 Near-Earth Flyby (0.073 AU)
Feb 26 - Asteroid 6442 Salzburg Closest Approach To Earth (1.746 AU)
Feb 27 - Mars Passes 0.6 Degrees From Uranus
Feb 27 - Comet 73P-B/Schwassmann-Wachmann Closest Approach To Earth (1.348 AU)
Feb 27 - Comet 73P-K/Schwassmann-Wachmann Closest Approach To Earth (1.350 AU)
Feb 27 - Comet 17P/Holmes At Opposition (4.110 AU)
Feb 27 - Apollo Asteroid 2005 QB5 Near-Earth Flyby (0.056 AU)
Feb 27 - Asteroid 79896 Billhaley Closest Approach To Earth (1.400 AU)
Feb 27 - Asteroid 3780 Maury Closest Approach To Earth (2.058 AU)
Feb 27 - Asteroid 2097 Galle Closest Approach To Earth (2.929 AU)
Feb 27 - Plutino 90482 Orcus At Opposition (47.127 AU)
Feb 27 - 75th Anniversary (1942), James Hey's Discovery of Radio Emissions from the Sun
Feb 27 - Bernard Lyot's 120th Birthday (1897)
Feb 27 - Pyotr Nesterov's 130th Birthday (1887)
Feb 28 - Cassini, Distant Flyby of Janus & Pandora
Feb 28 - Comet 73P-BQ/Schwassmann-Wachmann Perihelion (0.974 AU)
Feb 28 - Comet 73P-H/Schwassmann-Wachmann Closest Approach To Earth (1.338 AU)
Feb 28 - Comet P/2010 H2 (Vales) Closest Approach To Earth (2.267 AU)
Feb 28 - Comet 147P/Kushida-Muramatsu At Opposition (2.330 AU)
* Feb 28 - Comet P/2016 A2 (Christensen) At Opposition (3.445 AU)
Feb 28 - Comet 306P/LINEAR At Opposition (3.969 AU)
Feb 28 - Comet C/2014 R3 (PANSTARRS) At Opposition (6.831 AU)
Feb 28 - Asteroid 7672 Hawking Closest Approach To Earth (1.314 AU)
Feb 28 - Asteroid 17942 Whiterabbit Closest Approach To Earth (1.352 AU)
Feb 28 - Asteroid 17656 Hayabusa Closest Approach To Earth (2.017 AU)
Feb 28 - Asteroid 39415 Janeausten Closest Approach To Earth (3.385 AU)
Feb 28 - 10th Anniversary (2007), New Horizons, Jupiter Flyby
Feb 28 - 160th Anniversary (1857), Parnallee Meteorite Fall in India
Feb 28 - Jost Burgi's 465th Birthday (1552)

March 2017
* Mar ?? - DSX/FORMOSAT 7A-7F/GPIM/OTB/FalconSat 6/NPSat 1/Oculus-ASR/Prox 1/LightSail-B/Nanosat 7/SET 1/SSTE/
ARMADILLO/Falconsat 7 (Peregrine)/TBEx A & B/Prometheus 2-1 - 2-8/TEPCE 1 & 2/CP 9/StangSat Falcon Launch
* Mar ?? - STP-2 Falcon Heavy Launch
* Mar ?? - 15th Anniversary (2002), Discovery of NWA 1195 Meteorite (Mars Meteorite)
* Mar 01 - Comet 93P/Lovas Perihelion (1.700 AU)
* Mar 01 - Comet 234P/LINEAR Closest Approach To Earth (1.903 AU)
* Mar 01 - Comet C/2015 V4 (PANSTARRS) Closest Approach To Earth (4.743 AU)
* Mar 01 - Comet P/2010 TO20 (LINEAR-Grauer) At Opposition (5.091 AU)
* Mar 01 - Asteroid 10189 Normanrockwell Closest Approach To Earth (1.876 AU)
* Mar 01 - 5th Anniversary (2012), Meteorite Fall in Oslo, Norway (Hit House)
* Mar 01 - 15th Anniversary (2002), STS-109 Launch (Space Shuttle Columbia, Hubble Space Telscope Servicing)
* Mar 01 - 35th Anniversary (1982), Venera 13, Venus Landing/Flyby (USSR)
* Mar 01 - George Abell's 90th birthday (1927)
* Mar 02 - Comet 330P/Catalina At Opposition (2.283 AU)
* Mar 02 - Comet P/2010 TO20 (LINEAR-Grauer) Closest Approach To Earth (5.091 AU)
* Mar 02 - Aten Asteroid 2012 DR32 Near-Earth Flyby (0.007 AU)
* Mar 02 - Apollo Asteroid 2011 OJ45 Near-Earth Flyby (0.079 AU)
* Mar 02 - Asteroid 243 Ida Closest Approach To Earth (1.861 AU)
* Mar 02 - Asteroid 30444 Shemp Closest Approach To Earth (2.258 AU1)
* Mar 02 - Kuiper Belt Object 2013 FZ27 At Opposition (47.573 AU)
* Mar 02 - 45th Anniversary (1972), Pioneer 10 Launch (Jupiter Flyby Mission)
* Mar 03 - Comet 43P/Wolf-Harrington Closest Approach To Earth (1.540 AU)
* Mar 03 - Comet C/2016 A3 (PANSTARRS) At Opposition (3.804 AU)
* Mar 03 - Comet 312P/NEAT At Opposition (3.921 AU)
* Mar 03 - Asteroid 3498 Belton Closest Approach To Earth (1.435 AU)
* Mar 03 - Asteroid 2362 Mark Twain Closest Approach To Earth (1.606 AU)
* Mar 03 - Asteroid 2197 Shanghai Closest Approach To Earth (1.833 AU)
* Mar 03 - Asteroid 18499 Showalter Closest Approach To Earth (2.203 AU)
* Mar 03 - Asteroid 5281 Lindstrom Closest Approach To Earth (2.307 AU)
* Mar 04 - Mercury Passes 1.1 Degrees from Neptune
* Mar 04 - Comet 73P-AD/Schwassmann-Wachmann Closest Approach To Earth (1.269 AU)
* Mar 04 - Comet 73P-E/Schwassmann-Wachmann Closest Approach To Earth (1.275 AU)
* Mar 04 - Comet 334P/NEAT At Opposition (3.268 AU)
* Mar 04 - Comet C/2016 A3 (PANSTARRS) Closest Approach To Earth (3.803 AU)
* Mar 04 - Asteroid 8129 Michaelbusch Closest Approach To Earth (1.246 AU)
* Mar 04 - Asteroid 13743 Rivkin Closest Approach To Earth (1.538 AU)
* Mar 04 - Asteroid 580 Selene Closest Approach To Earth (2.228 AU)
* Mar 04 - Robert Emden's 155th Birthday (1862)
* Mar 05 - Cassini, Distant Flyby of Titan
* Mar 05 - Comet 73P-AL/Schwassmann-Wachmann At Opposition (0.965 AU)
* Mar 05 - Comet 73P-M/Schwassmann-Wachmann Closest Approach To Earth (1.255 AU)
* Mar 05 - Comet 186P/Garradd At Opposition (3.886 AU)
* Mar 05 - Comet P/2014 U4 (PANSTARRS) At Opposition (3.979 AU)
* Mar 05 - Comet C/2015 V4 (PANSTARRS) At Opposition (4.745 AU)
* Mar 05 - Asteroid 25071 Lugosi Closest Approach To Earth (1.212 AU)
* Mar 05 - Asteroid 100267 JAXA Closest Approach To Earth (1.539 AU)
* Mar 05 - Asteroid 6827 Wombat Closest Approach To Earth (1.547 AU)
* Mar 05 - Asteroid 11055 Honduras Closest Approach To Earth (1.646 AU)
* Mar 05 - Asteroid 10050 Rayman Closest Approach To Earth (1.979 AU)
* Mar 05 - Asteroid 78453 Bullock Closest Approach To Earth (2.573 AU)
* Mar 05 - 35th Anniversary (1982), Venera 14, Venus Landing/Flyby (USSR)
* Mar 05 - Gerard Mercator's 505th Birthday (1512)
* Mar 06 - Comet 45P/Honda-Mrkos-Pajdusakova At Opposition (0.319 AU)
* Mar 06 - Comet 334P/NEAT Closest Approach To Earth (3.268 AU)
* Mar 06 - Asteroid 35137 Meudon Closest Approach To Earth (1.478 AU)
* Mar 06 - Asteroid 157064 Sedona Closest Approach To Earth (2.115 AU)
* Mar 06 - Asteroid 439 Ohio Closest Approach To Earth (2.128 AU)
* Mar 06 - Kuiper Belt Object 2013 FY27 At Opposition (79.044 AU)
* Mar 06 - Valentina Tereshkova's 80th Birthday (1937)
* Mar 06 - Gordon Cooper's 90th Birthday (1927)
* Mar 06 - Joseph Fraunhofer's 230th Birthday (1787)
* Mar 07 - Cassini, Distant Flyby of Mimas & Pan
* Mar 07 - Comet 73P-R/Schwassmann-Wachmann Closest Approach To Earth (1.217 AU)
* Mar 07 - Comet 315P/LONEOS At Opposition (1.608 AU)
* Mar 07 - Asteroid 9957 Rafaellosanti Closest Approach To Earth (1.583 AU)
* Mar 07 - Henry Draper's 180th Birthday (1837)
* Mar 07 - John Herschel's 225th Birthday (1792)
* Mar 08 - Comet 73P-AK/Schwassmann-Wachmann Perihelion (0.972 AU)
* Mar 08 - Comet 73P-AU/Schwassmann-Wachmann Perihelion (0.973 AU)
* Mar 08 - Comet P/2010 J5 (McNaught) At Opposition (2.866 AU)
* Mar 08 - Comet 313P/Gibbs Closest Approach To Earth (2.920 AU)
* Mar 08 - Comet 158P/Kowal-LINEAR Closest Approach To Earth (3.872 AU)
* Mar 08 - Aten Asteroid 2014 HB124 Near-Earth Flyby (0.092 AU)
* Mar 08 - Arno Wachmann's 115th Birthday (1902)
* Mar 08 - 245th Anniversary (1772), Discovery of Biela's Comet by Jacques Leibax Montaigne & Charles Messier
* Mar 09 - Comet P/2015 X6 (PANSTARRS) Closest Approach To Earth (1.740 AU)
* Mar 09 - Comet 313P/Gibbs At Opposition (2.920 AU)
* Mar 09 - Comet 310P/Hill At Opposition (3.596 AU)
* Mar 09 - Comet 158P/Kowal-LINEAR At Opposition (3.872 AU)
* Mar 09 - Comet 186P/Garradd Closest Approach To Earth (3.881 AU)
* Mar 09 - Asteroid 2577 Litva Closest Approach To Earth (0.775 AU)
* Mar 09 - Asteroid 3000 Leonardo Closest Approach To Earth (1.733 AU)
* Mar 09 - Asteroid 49272 Bryce Canyon Closest Approach To Earth (1.775 AU)
* Mar 09 - Asteroid 7220 Philnicholson Closest Approach To Earth (1.894 AU)
* Mar 10 - Comet 2P/Encke Perihelion (0.336 AU)
* Mar 10 - Comet 73P-Z/Schwassmann-Wachmann Closest Approach To Earth (1.166 AU)
* Mar 10 - Comet 73P-AO/Schwassmann-Wachmann Closest Approach To Earth (1.169 AU)
* Mar 10 - Comet 118P/Shoemaker-Levy Closest Approach To Earth (1.821 AU)
* Mar 10 - Comet P/2010 J5 (McNaught) Closest Approach To Earth (2.865 AU)
* Mar 10 - Apollo Asteroid 2015 EF Near-Earth Flyby (0.048 AU)
* Mar 10 - Apollo Asteroid 138404 (2000 HA24) Near-Earth Flyby (0.067 AU)
* Mar 10 - Apollo Asteroid 2008 CA6 Near-Earth Flyby (0.084 AU)
* Mar 10 - Asteroid 1991 Darwin Closest Approach To Earth (1.623 AU)
* Mar 10 - Asteroid 2000 Herschel Closest Approach To Earth (1.659 AU)
* Mar 10 - 40th Annversary (1977), Discovery of Uranus' Rings
* Mar 10 - George Lewis' 135th Birthday (1882)
* Mar 10 - Jean-Paul Fouchy's 310th Birthday (1707)
* Mar 11 - Comet 196P/Tichy At Opposition (3.338 AU)
* Mar 11 - Apollo Asteroid 2012 EQ10 Near-Earth Flyby (0.045 AU)
* Mar 11 - Asteroid 9674 Slovenija Closest Approach To Earth (1.248 AU)
* Mar 11 - Asteroid 6563 Steinheim Closest Approach To Earth (1.255 AU)
* Mar 11 - Asteroid 18932 Robinhood Closest Approach To Earth (1.777 AU)
* Mar 11 - Asteroid 2829 Bobhope Closest Approach To Earth (2.467 AU)
* Mar 11 - Douglas Adams' 65th Birthday (1952)
* Mar 12 - Daylight Saving - Set Clock Ahead 1 Hour (United States)
* Mar 12 - Comet 2P/Encke Closest Approach To Earth (0.655 AU)
* Mar 12 - Comet 176P/LINEAR Perihelion (2.580 AU)
* Mar 12 - Comet 172P/Yeung Perihelion (3.293 AU)
* Mar 12 - Asteroid 8672 Morse Closest Approach To Earth (1.592 AU)
* Mar 12 - Asteroid 4808 Ballaero Closest Approach To Earth (1.667 AU)
* Mar 12 - Asteroid 3267 Glo Closest Approach To Earth (1.697 AU)
* Mar 12 - Asteroid 9533 Aleksejleono Closest Approach To Earth (1.843 AU)
* Mar 12 - Asteroid 13599 Lisbon Closest Approach To Earth (2.150 AU)
* Mar 12 - Asteroid 1241 Dysona Closest Approach To Earth (2.314 AU)
* Mar 12 - 15th Anniversary (2002), JPL's Automatic Asteroid Impact Montoring System (Sentry) Goes Live
* Mar 12 - Dorrit Hoffleit's 110th Birthday (1907)
* Mar 13 - Comet 37P/Forbes Closest Approach To Earth (2.651 AU)
* Mar 13 - Comet C/2016 C1 (PANSTARRS) Closest Approach To Earth (7.778 AU)
* Mar 13 - Asteroid 4255 Spacewatch Closest Approach To Earth (2.910 AU)
* Mar 14 - Pi Day
* Mar 14 - Cassini, Distant Flyby of Epimetheus & Pandora
* Mar 14 - Comet P/2015 X6 (PANSTARRS) At Opposition (1.744 AU)
* Mar 14 - Aten Asteroid 2005 ES70 Near-Earth Flyby (0.056 AU)
* Mar 14 - Atira Asteroid 2015 DR215 Closest Approach To Earth (0.528 AU)
* Mar 14 - Asteroid 2343 Siding Spring Closest Approach To Earth (1.891 AU)
* Mar 14 - Asteroid 83360 Catalina Closest Approach To Earth (2.235 AU)
* Mar 14 - Michael Fincke's 50th Birthday (1967)
* Mar 15 - Comet 73P-Q/Schwassmann-Wachmann At Opposition (0.712 AU)
* Mar 15 - Comet 73P-AV/Schwassmann-Wachmann Perihelion (0.972 AU)
* Mar 15 - Comet 73P-AH/Schwassmann-Wachmann Closest Approach To Earth (1.083 AU)
* Mar 15 - Asteroid 5441 Andymurray Closest Approach To Earth (2.079 AU)
* Mar 15 - Asteroid 13897 Vesuvius Closest Approach To Earth (3.403 AU)
* Mar 15 - Phil Stooke's 65th Birthday (1952)
* Mar 15 - Alan Bean's 85th Birthday (1932)
* Mar 16 - Mercury Passes 9.5 Degrees from Venus
* Mar 16 - Comet 73P-L/Schwassmann-Wachmann Closest Approach To Earth (1.048 AU)
* Mar 16 - Comet 73P-AN/Schwassmann-Wachmann Closest Approach To Earth (1.050 AU)
* Mar 16 - Comet P/2012 O1 (McNaught) At Opposition (3.953 AU)
* Mar 16 - Amor Asteroid 4055 Magellan Closest Approach To Earth (1.275 AU)
* Mar 16 - 55th Anniversary (1962), 1st Titan 2 Rocket Launch
* Mar 16 - John Broughton's 65th Birthday (1952)
* Mar 16 - Walter Cunningham's 85th Birthday (1932)
* Mar 16 - Vladimir Komarov's 90th Birthday (1927)
* Mar 17 - Comet 73P/Schwassmann-Wachmann Perihelion (0.972 AU)
* Mar 17 - Comet 73P-C/Schwassmann-Wachmann Perihelion (0.972 AU)
* Mar 17 - Comet 73P-G/Schwassmann-Wachmann Perihelion (0.972 AU)
* Mar 17 - Comet 73P-X/Schwassmann-Wachmann Closest Approach To Earth (1.042 AU)
* Mar 17 - Comet P/2000 R2 (LINEAR) At Opposition (3.957 AU)
* Mar 17 - Comet C/2016 C1 (PANSTARRS) At Opposition (7.780 AU)
* Mar 17 - Asteroid 19578 Kirkdouglas Closest Approach To Earth (1.348 AU)
* Mar 17 - Asteroid 37530 Dancingangel Closest Approach To Earth (2.067 AU)
* Mar 17 - Asteroid 2191 Uppsala Closest Approach To Earth (2.110 AU)
* Mar 17 - Asteroid 589 Croatia Closest Approach To Earth (2.226 AU)
* Mar 17 - 15th Anniversary (2002), GRACE Launch
* Mar 17 - Kalpana Chawla's 55th Birthday (1962)
* Mar 17 - Horace Tuttle's 180th Birthday (1837)
* Mar 18 - Comet 73P-B/Schwassmann-Wachmann Perihelion (0.972 AU)
* Mar 18 - Comet 133P/Elst-Pizarro At Opposition (2.303 AU)
* Mar 18 - Comet 222P/LINEAR At Opposition (3.938 AU)
* Mar 18 - Asteroid 4116 Elachi Closest Approach To Earth (0.747 AU)
* Mar 18 - Asteroid 2118 Flagstaff Closest Approach To Earth (1.650 AU)
* Mar 18 - Asteroid 3526 Jeffbell Closest Approach To Earth (1.888 AU)
* Mar 18 - Asteroid 5231 Verne Closest Appraoch To Earth (1.894 AU)
* Mar 19 - Comet 73P-K/Schwassmann-Wachmann Perihelion (0.972 AU)
* Mar 19 - Comet P/2013 T2 (Schwartz) At Opposition (4.132 AU)
* Mar 19 - Asteroid 8275 Inca Closest Approach To Earth (0.957 AU)
* Mar 19 - Wilhelm von Biela's 235th Birthday (1782)
* Mar 20 - Vernal Equinox, 10:29 UT
* Mar 20 - Cassini, Distant Flyby of Titan, Janus & Pallene
* Mar 20 - Comet 73P-BS/Schwassmann-Wachmann At Opposition (0.605 AU)
* Mar 20 - Comet 73P-H/Schwassmann-Wachmann Perihelion (0.972 AU)
* Mar 20 - Comet 144P/Kushida Closest Approach To Earth (1.593 AU)
* Mar 20 - Comet 212P/NEAT Closest Approach To Earth (1.641 AU)
* Mar 20 - Comet 245P/WISE At Opposition (2.252 AU)
* Mar 20 - Asteroid 5102 Benfranklin Closest Approach To Earth (2.348 AU)
* Mar 20 - Tim Puckett's 55th Birthday (1962)
* Mar 21 - Asteroid 20403 Attenborough Closest Approach To Earth (2.120 AU)
* Mar 21 - Asteroid 16761 Hertz Closest Approach To Earth (2.148 AU)
* Mar 21 - Halton Arp's 90th Birthday (1927)
* Mar 21 - Maurice Farman's 140th Birthday (1877)
* Mar 21 - 315th Anniversary (1702) - Maria Margarethe Kirch Becomes 1st Woman to Discover a Comet (C/1702 H1)
* Mar 22 - Cassini, Distant Flyby of Pan
* Mar 22 - Comet P/2003 T12 (SOHO) Closest Approach To Earth (2.773 AU)
* Mar 22 - Asteroid 3831 Pettengill Closest Approach To Earth (1.345 AU)
* Mar 22 - Asteroid 10377 Kilimanjaro Closest Approach To Earth (2.736 AU)
* Mar 22 - Neptune Trojan 316179 (2010 EN65) At Opposition (25.253 AU)
* Mar 22 - 35th Anniversary (1982), STS-3 Launch (Space Shuttle Columbia)
* Mar 23 - Cassini, Distant Flyby of Titan
* Mar 23 - Comet 73P-AI/Schwassmann-Wachmann At Opposition (0.538 AU)
* Mar 23 - Comet P/2015 Q1 (Scotti) At Opposition (3.101 AU)
* Mar 23 - Dwarf Planet 136472 Makemake At Opposition (51.605 AU)
* Mar 23 - Wernher von Braun's 105th Birthday (1912)
* Mar 23 - Emmy Noether's 135th Birthday (1882)
* Mar 23 - Richard Proctor's 180th Birthday (1837)
* Mar 24 - Comet 133P/Elst-Pizarro Closest Approach To Earth (2.297 AU)
* Mar 24 - Asteroid 81203 Polynesia Closest Approach To Earth (1.169 AU)
* Mar 24 - Asteroid 8250 Cornell Closest Approach To Earth (2.571 AU)
* Mar 24 - Asteroid 1042 Amazone Closest Approach To Earth (2.581 AU)
* Mar 24 - 25th Anniversary (1992), STS-45 Launch (Space Shuttle Atlantis, ATLAS-1)
* Mar 24 - Krafft Ehricke's 100th Birthday (1917)
* Mar 24 - Sidney Fox's 105th Birthday (1912)
* Mar 25 - Comet 73P-E/Schwassmann-Wachmann Perihelion (0.971 AU)
* Mar 25 - Comet 73P-AD/Schwassmann-Wachmann Perihelion (0.972 AU)
* Mar 25 - Comet 118P/Shoemaker-Levy At Opposition (1.850 AU)
* Mar 25 - Comet P/2008 QP20 (LINEAR-Hill) At Opposition (3.539 AU)
* Mar 25 - Asteroid 40227 Tahiti Closest Approach To Earth (1.796 AU)
* Mar 25 - Asteroid 7818 Muirhead Closest Approach To Earth (1.842 AU)
* Mar 25 - 160th Anniversary (1857), Frederick Lagenheim Takes 1s Photo of a Solar Eclipse
* Mar 26 - European Summer Time - Set Clock Ahead 1 Hour (European Union)
* Mar 26 - Comet 73P-AC/Schwassmann-Wachmann Closest Approach To Earth (0.870 AU)
* Mar 26 - Comet 73P-M/Schwassmann-Wachmann Perihelion (0.971 AU)
* Mar 26 - Apollo Asteroid 2015 TC25 Near-Earth Flyby (0.020 AU)
* Mar 26 - Asteroid 9500 Camelot Closest Approach To Earth (1.566 AU)
* Mar 26 - 20th Anniversary (1997), Heaven's Gate Mass Suicide
* Mar 26 - Yuri Gidzenko's 55th Birthday (1962)
* Mar 27 - Mercury Passes 2.4 Degrees from Uranus
* Mar 27 - Comet 187P/LINEAR At Opposition (3.175 AU)
* Mar 27 - Aten Asteroid 2010 EG21 Near-Earth Flyby (0.074 AU)
* Mar 27 - Asteroid 2002 Euler Closest Approach To Earth (1.304 AU)
* Mar 27 - Aten Asteroid 367943 Duende Closest Approach To Earth (1.697 AU)
* Mar 27 - Asteroid 7816 Hanoi Closest Approach To Earth (1.900 AU)
* Mar 27 - Asteroid 2069 Hubble Closest Approach To Earth (1.909 AU)
* Mar 27 - Asteroid 12002 Suess Closest Approach To Earth (2.215 AU)
* Mar 27 - Apollo Asteroid 719 Albert Closest Approach To Earth (2.821 AU)
* Mar 27 - 45th Anniversary (1972), Venera 8 Launch (USSR Venus Lander/Orbiter Mission)
* Mar 28 - Apollo Asteroid 215588 (2003 HF2) Near-Earth Flyby (0.043 AU)
* Mar 28 - Apollo Asteroid 2006 HW50 Near-Earth Flyby (0.064 AU)
* Mar 28 - 30th Anniversary (1987), National Space Society Established
* Mar 28 - 215th Anniversary (1802), Heinrich Olbers' Discovery of Asteroid 2 Pallas
* Mar 29 - Cassini, Distant Flyby of Enceladus & Mimas
* Mar 29 - Comet 73P-P/Schwassmann-Wachmann Closest Approach To Earth (0.799 AU)
* Mar 29 - Comet 73P-R/Schwassmann-Wachmann Perihelion (0.971 AU)
* Mar 29 - Asteroid 9305 Hazard Closest Approach To Earth (1.408 AU)
* Mar 29 - Asteroid 2157 Ashbrook Closest Approach To Earth (1.648 AU)
* Mar 29 - Aleksandr Viktorenko's 70th Birthday (1947)
* Mar 29 - Ernst Klinkerfues' 190th Birthday (1827)
* Mar 29 - 210th Anniversary (1807), Heinrich Olbers' Discovery of Asteroid 4 Vesta
* Mar 30 - Soyuz MS-4 Soyuz-2.1.a Launch (International Space Station 50S)
* Mar 30 - Comet 43P/Wolf-Harrington At Opposition (1.626 AU)
* Mar 30 - Comet 162P/Siding Spring At Opposition (3.444 AU)
* Mar 30 - Asteroid 6349 Acapulco Closest Approach To Earth (1.320 AU)
* Mar 30 - Asteroid 1896 Beer Closest Approach To Earth (1.890 AU)
* Mar 30 - Asteroid 253 Mathilde Closest Approach To Earth (2.213 AU)
* Mar 30 - Ian Shelton's 60th Birthday (1957)
* Mar 30 - Yelena Kondakova's 60th Birthday (1957)
* Mar 31 - Comet 187P/LINEAR Closest Approach To Earth (3.172 AU)
* Mar 31 - Comet 191P/McNaught At Opposition (4.002 AU)
* Mar 31 - Asteroid 9880 Stegosaurus Closest Approach To Earth (1.386 AU)

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