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 4,700 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, Patrick Schmeer, Rick Baldridge, Mauricio Bustamante

=========================
SPACE CALENDAR
November 22, 2016
=========================

* indicates changes from last month's calendar.

November 2016
Nov ?? - SAOCOM 1A/ ITASAT 1 Falcon 9 Launch
Nov ?? - Francesco Manca's 50th Birthday (1966)
Nov ?? - Koreasat 5A (Mugungwha 5A) Falcon 9 Launch
Nov ?? - Hard X-Ray Modulation Telescope (HXMT) CZ-2D Launch
Nov ?? - FORMOSAT 5/Sherpa Falcon 9 Launch
* Nov ?? - XPNAV 1/Xiaoxiang 1 CZ-11 Launch
* Nov 22 - EKS N2/Tundra 12L Soyuz-2.1b/Fregat-M Launch
* Nov 22 - Tianlian 1 CZ-3C Launch
Nov 22 - Comet 338P/McNaught Perihelion (2.302 AU)
Nov 22 - Comet 117P/Helin-Roman-Alu At Opposition (3.735 AU)
Nov 22 - Comet 91P/Russell At Opposition (4.192 AU)
* Nov 22 - Apollo Asteroid 2016 VC1 Near-Earth Flyby (0.045 AU)
* Nov 22 - Amor Asteroid 2016 VS1 Near-Earth Flyby (0.050 AU)
* Nov 22 - Aten Asteroid 2012 UK171 Near-Earth Flyby (0.062 AU)
Nov 22 - Asteroid 8120 Kobe Closest Approach To Earth (1.280 AU)
Nov 22 - Asteroid 2807 Karl Marx Closest Approach To Earth (1.532 AU)
Nov 23 - Amor Asteroid 2005 TF Near-Earth Flyby (0.095 AU)
Nov 23 - Asteroid 3494 Purple Mountain Closest Approach To Earth (1.479 AU)
Nov 23 - Asteroid 10093 Diesel Closest Approach To Earth (1.599 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 (1.338 AU)
Nov 24 - Asteroid 7986 Romania Closest Approach To Earth (1.353 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 - Apollo Asteroid 2016 WG Near-Earth Flyby (0.011 AU)
* Nov 25 - Aten Asteroid 2003 WU21 Near-Earth Flyby (0.081 AU)
Nov 25 - Asteroid 5535 Annefrank Closest Approach To Earth (1.170 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 (0.724 AU)
Nov 26 - Asteroid 28600 Georgelucas Closest Approach To Earth (1.451 AU)
Nov 26 - Asteroid 9395 Saint Michel Closest Approach To Earth (1.807 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 - Cygnus Reentry Into Earth's Atmosphere
Nov 27 - Cassini, Distant Flyby of Epimetheus & Enceladus
Nov 27 - Comet 226P/Pigott-LINEAR-Kowalski At Opposition (1.018 AU)
Nov 27 - Apollo Asteroid 4450 Pan Closest Approach To Earth (1.551 AU)
Nov 27 - Asteroid 6594 Tasman Closest Approach To Earth (1.903 AU)
Nov 27 - Asteroid 19034 Santorini Closest Approach To Earth (2.030 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 - Asteroid 17898 Scottsheppard Closest Approach To Earth (1.228 AU)
Nov 28 - Asteroid 10195 Nebraska Closest Approach To Earth (1.687 AU)
Nov 28 - Asteroid 31000 Rockchic Closest Approach To Earth (1.970 AU)
Nov 28 - Asteroid 716 Berkeley Closest Approach To Earth (2.013 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 - Apollo Asteroid 5143 Heracles Closest Approach To Earth (0.147 AU)
Nov 29 - Asteroid 316201 Malala Closest Approach To Earth (1.516 AU)
Nov 29 - Asteroid 2848 ASP Closest Approach To Earth (1.698 AU)
Nov 29 - Asteroid 12258 Oscarwilde Closest Approach To Earth (1.967 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 - Comet 278P/McNaught At Opposition (4.306 AU)
Nov 30 - Asteroid 869 Mellena Occults HIP 22833 (5.2 Magnitude Star)
* Nov 30 - Apollo Asteroid 2016 WQ Near-Earth Flyby (0.011 AU)
Nov 30 - Apollo Asteroid 369264 (2009 MS) Near-Earth Flyby (0.070 AU)
Nov 30 - Amor Asteroid 3352 McAuliffe Closest Approach To Earth (0.519 AU)
Nov 30 - Asteroid 249521 Truth Closest Approach To Earth (0.896 AU)
Nov 30 - Apollo Asteroid 10563 Izhdubar Closest Approach To Earth (1.060 AU)
Nov 30 - Asteroid 4330 Vivaldi Closest Approach To Earth (1.177 AU)
Nov 30 - Asteroid 6524 Baalke Closest Approach To Earth (1.255 AU)
Nov 30 - Asteroid 8299 Tealeoni Closest Approach To Earth (1.451 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 ?? - 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 ?? - HySIS PSLV Launch
Dec ?? - Amazonia (SSR-1) Equars VLS-1 Launch
Dec ?? - Iridium NEXT 13-22 Falcon 9 Launch
Dec ?? - GaoJing 1 & 2 CZ-2D Launch
Dec ?? - Sentinel 5P Rokot/Briz-KM Launch
* Dec ?? - Echostar 21 Proton-M/Briz-M P4 Launch
* Dec ?? - Fengyun 4A CZ-3B Launch
Dec 01 - Progress MS-4 Soyuz U Launch (International Space Station 65P)
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 - Aten Asteroid 2016 LO1 Near-Earth Flyby (0.063 AU)
* Dec 01 - Amor Asteroid 2016 VP4 Near-Earth Flyby (0.083 AU)
Dec 01 - Asteroid 2511 Patterson Closest Approach To Earth (1.526 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 (1.533 AU)
Dec 02 - Asteroid 72432 Kimrobinson Closest Approach To Earth (1.943 AU)
Dec 02 - Asteroid 37452 Spirit Closest Approach To Earth (2.202 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 (0.074 AU)
Dec 03 - Asteroid 250840 Motorhead Closest Approach To Earth (1.719 AU)
Dec 03 - Asteroid 397278 Arvidson Closest Approach To Earth (1.845 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 (3.206 AU)
Dec 04 - Comet C/2013 US10 (Catalina) At Opposition (4.280 AU)
Dec 04 - Asteroid 21895 (1999 VA5) Occults HIP 20533 (6.3 Magnitude Star)
Dec 04 - Aten Asteroid 2005 WS3 Near-Earth Flyby (0.065 AU)
Dec 04 - Asteroid 193 Ambrosia Closest Approach To Earth (0.890 AU)
Dec 04 - Asteroid 4763 Ride Closest Approach To Earth (1.805 AU)
Dec 04 - Asteroid 1832 Mrkos Closest Approach To Earth (2.017 AU)
Dec 04 - Asteroid 12104 Chesley Closest Approach To Earth (2.098 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 (0.200 AU)
Dec 05 - Apollo Asteroid 137052 Tjelvar Closest Approach To Earth (0.548 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 - Apollo Asteroid 2016 TD18 Near-Earth Flyby (0.046 AU)
* Dec 06 - Amor Asteroid 2016 UN36 Near-Earth Flyby (0.054 AU)
Dec 06 - Asteroid 11335 Santiago Closest Approach To Earth (1.173 AU)
Dec 06 - Asteroid 9885 Linux Closest Approach To Earth (1.229 AU)
Dec 06 - Asteroid 305254 Moron Closest Approach To Earth (1.578 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 - Wideband Gapfiller Satellite 8 (WGS-8) Delta 4M Launch
* Dec 07 - Resourcesat 2/IITMSAT/Max Valier Sat/Venta 1 PSLV Launch
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 - Amor Asteroid 2016 WV Near-Earth Flyby (0.069 AU)
Dec 07 - Asteroid 16857 Goodall Closest Approach To Earth (1.113 AU)
Dec 07 - Asteroid 2187 La Silla Closest Approach To Earth (1.532 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 - Gokturk 1A Vega Launch
Dec 08 - Atira Asteroid 164294 (2004 XZ130) Closest Approach To Earth (1.263 AU)
Dec 08 - Asteroid 274301 Wikipedia Closest Approach To Earth (1.532 AU)
Dec 08 - Asteroid 25137 Seansolomon Closest Approach To Earth (1.695 AU)
Dec 08 - Asteroid 232 Russia Closest Approach To Earth (1.822 AU)
Dec 09 - HTV 6 H-2B Launch (International Space Station)
Dec 09 - Aten Asteroid 1994 XL1 Near-Earth Flyby (0.092 AU)
Dec 09 - Asteroid 8837 London Closest Approach To Earth (1.453 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 - Juno, Period Reduction Maneuver (PRM)
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 (1.298 AU)
Dec 11 - Tsien Hsu-shen's 105th Birthday (1911)
* Dec 12 - Cyclone Global Navigation Satellite System 1-8 (CYGNSS 1-8) Pegasus XL Launch
* Dec 12 - Comet C/2016 U1 (NEOWISE) Closest Approach To Earth (0.709 AU)
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 (1.918 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 (1.603 AU)
Dec 13 - Asteroid 25399 Vonnegut Closest Approach To Earth (1.683 AU)
Dec 13 - Asteroid 45 Eugenia (2 Moons) Closest Approach To Earth (1.950 AU)
Dec 13 - Asteroid 426 Hippo Closest Approach To Earth (1.968 AU)
Dec 13 - Apollo Asteroid 6489 Golevka Closest Approach To Earth (2.921 AU)
Dec 13 - Kuiper Belt Object 19521 Chaos At Opposition (40.401 AU)
Dec 14 - Asteroid 16260 Sputnik Closest Approach To Earth (1.272 AU)
Dec 14 - Apollo Asteroid 3838 Epona Closest Approach To Earth (1.565 AU)
Dec 14 - Asteroid 35334 Yarkovsky Closest Approach To Earth (1.930 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 - 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 (1.098 AU)
Dec 15 - Asteroid 16682 Donati Closest Approach To Earth (1.149 AU)
Dec 15 - Asteroid 17024 Costello Closest Approach To Earth (1.607 AU)
Dec 15 - Asteroid 3018 Godiva Closest Approach To Earth (1.723 AU)
Dec 15 - Apollo Asteroid 2011 MD Closest Approach To Earth (1.981 AU)
Dec 15 - Asteroid 11998 Fermilab Closest Approach To Earth (2.111 AU)
Dec 15 - 50th Anniversary (1966), Audouin Dollfus' Discovery of Saturn Moon Janus
Dec 15 - Roy Tucker's 65th Birthday (1951)
* Dec 16 - Echostar 19 Atlas 5 Launch
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 - Apollo Asteroid 2016 WJ1 Near-Earth Flyby (0.054 AU)
Dec 16 - Aten Asteroid 2001 YE4 Near-Earth Flyby (0.081 AU)
Dec 16 - Asteroid 6701 Warhol Closest Approach To Earth (1.634 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 66016 (1998 QX27) Occults 55249 (5.9 Magnitude Star)
Dec 17 - Apollo Asteroid 2016 NL15 Near-Earth Flyby (0.077 AU)
Dec 17 - Apollo Asteroid 4581 Asciepius Closest Approach To Earth (0.331 AU)
Dec 17 - Atira Asteroid 2010 XB11 Closest Approach To Earth (1.077 AU)
Dec 17 - Asteroid 9963 Sandage Closest Approach To Earth (1.244 AU)
Dec 17 - Asteroid 1071 Brita Closest Approach To Earth (1.515 AU)
Dec 17 - Asteroid 1157 Arabia Closest Approach To Earth (2.629 AU)
Dec 17 - Milos Tichy's 50th Birthday (1966)
Dec 18 - Cassini, Distant Flyby of Aegaeon, Pandora, Janus & Pan
Dec 18 - Asteroid 6123 Aristoteles Closest Approach To Earth (1.370 AU)
Dec 18 - Asteroid 4636 Chile Closest Approach To Earth (1.488 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 - Tansat CZ-2D Launch
Dec 19 - Comet 10P/Tempel At Opposition (2.475 AU)
Dec 19 - Comet 88P/Howell At Opposition (3.360 AU)
Dec 19 - Asteroid 268242 Pebble Closest Approach To Earth (1.144 AU)
Dec 19 - Asteroid 1997 Leverrier Closest Approach To Earth (1.225 AU)
Dec 19 - Asteroid 8146 Jimbell Closest Approach To Earth (1.240 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 - Star One D1/JCSat 15 Ariane 5 Launch
* Dec 20 - ERG Epsilon Launch
Dec 20 - Asteroid 2014 Lancelot Occults HIP 664 (6.2 Magnitude Star)
Dec 20 - Aten Asteroid 2016 GK135 Near-Earth Flyby (0.093 AU)
Dec 20 - Asteroid 3533 Toyota Closest Approach To Earth (0.991 AU)
Dec 20 - Asteroid 1278 Kenya Closest Approach To Earth (1.674 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 - Asteroid 166614 Zsazsa Closest Approach To Earth (1.622 AU)
Dec 21 - Asteroid 65675 Mohr-Gruber Closest Approach To Earth (2.139 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 (0.835 AU)
Dec 22 - Aten Asteroid 2340 Hathor Closest Approach To Earth (1.437 AU)
Dec 22 - Asteroid 3130 Hillary Closest Approach To Earth (1.495 AU)
Dec 22 - Asteroid 132524 APL Closest Approach To Earth (2.092 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 - Asteroid 9949 Brontosaurus Closest Approach To Earth (1.432 AU)
Dec 23 - Aten Asteroid 2014 BA3 Closest Approach To Earth (1.461 AU)
Dec 23 - Asteroid 2045 Peking Closest Approach To Earth (1.467 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 - Jean-Louis Pons' 255th Birthday (1761)
Dec 25 - Comet P/2013 CU129 (PANSTARRS) At Opposition (3.456 AU)
Dec 25 - Asteroid 42981 Jenniskens Closest Approach To Earth (1.826 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 2874 Jim Young Closest Approach To Earth (1.076 AU)
Dec 26 - Asteroid 827 Wolfiana Closest Approach To Earth (1.248 AU)
Dec 26 - Asteroid 2955 Newburn Closest Approach To Earth (1.449 AU)
Dec 26 - Asteroid 2068 Dangreen Closest Approach To Earth (1.572 AU)
Dec 26 - Asteroid 4864 Nimoy Closest Approach To Earth (1.669 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 - Atira Asteroid 2007 EB26 Closest Approach To Earth (0.823 AU)
Dec 27 - Asteroid 9937 Triceratops Closest Approach To Earth (1.252 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 (1.029 AU)
Dec 28 - Asteroid 3031 Houston Closest Approach To Earth (1.325 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 C/2016 T2 (Matheny) Perihelion (1.907 AU)
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 - Apollo Asteroid 4179 Toutatis Closest Approach To Earth (0.251 AU)
Dec 29 - Asteroid 189202 Calar Alto Closest Approach To Earth (2.493 AU)
Dec 30 - EuropaSat Proton M-Briz M Launch
Dec 30 - Echostar 105/SES-11 Falcon 9 Launch
Dec 30 - Comet P/2011 S1 (Gibbs) Closest Approach To Earth (6.334 AU)
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 2975 Spahr Closest Approach To Earth (1.277 AU)
* Dec 30 - Asteroid 70713 Sethmacfarlane Closest Approach To Earth (1.302 AU)
Dec 30 - Asteroid 35352 Texas Closest Approach To Earth (1.856 AU)
Dec 30 - John Houghton's 85th Birthday (1931)
Dec 31 - Cassini, Distant Flyby of Titan
Dec 31 - Comet P/2015 TP200 (LINEAR) Closest Approach To Earth (2.447 AU)
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 4804 Pasteur Closest Approach To Earth (1.664 AU)
Dec 31 - Kuiper Belt Object 2014 WP509 At Opposition (41.501 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 ?? - Unisat 7/Yaliny/Kazakhstan/COMPASS 2 (DragSail-CubeSat)/InflateSail Dnepr-1 Launch
Jan ?? - SkySat 8-13/COPPER 2/CPOD A & B/MinXSS 2/RANGE A & B Minotaur-C-XL-3210 Launch
Jan ?? - DSN-2 H-2A Launch
* Jan ?? - Blagovest 1 Proton-M Briz-M Launch
* Jan ?? - GSAT-19E LVM3 Launch
* Jan ?? - Kanopus-V-IK 1/AISSat 3/CICERO 1/Corvus-BC 1 & 2/Perseus-O 1-4/MKA-N
1 & 2/Mayak Soyuz-2-1a Fregat-M Launch
* Jan ?? - SES-10 Falcon 9 Launch
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 9133 d'Arrest Closest Approach To Earth (1.728 AU)
Jan 01 - Asteroid 128036 Rafaelnadal Closest Approach To Earth (1.930 AU)
Jan 01 - Asteroid 12561 Howard Closest Approach To Earth (2.143 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 - Asteroid 114703 North Dakota Closest Approach To Earth (2.142 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 - Comet P/2015 TP200 (LINEAR) At Opposition (2.449 AU)
* Jan 03 - Apollo Asteroid 410777 (2009 FD) Closest Approach To Earth (1.363 AU)
Jan 03 - Asteroid 4987 Flamsteed Closest Approach To Earth (1.371 AU)
Jan 03 - Asteroid 39382 Opportunity Closest Approach To Earth (2.308 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 - Asteroid 3616 Glazunov Occults HIP 49583 (3.5 Magnitude Star)
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 (1.545 AU)
Jan 05 - Asteroid 15318 Innsbrook Closest Approach To Earth (1.838 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 5634 Victorborge Closest Approach To Earth (1.342 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 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 - Asteroid 27363 Alvanclark Closest Approach To Earth (1.861 AU)
* Jan 08 - Apollo Asteroid 14827 Hypnos Closest Approach To Earth (3.698 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 474 Prudentia Occults HIP 69773 (6.5 Magnitude Star)
* Jan 09 - Asteroid 26482 (2000 AM203) Occults HIP 48341 (6.0 Magnitude Star)
Jan 09 - Asteroid 1198 Atlantis Closest Approach To Earth (1.614 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 128P-B/Shoemaker-Holt Perihelion (3.056 AU)
Jan 11 - 230th Anniversary (1787), William Herschell's Discovery of Uranus Moon
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 - 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 (7.458 AU)
Jan 12 - Asteroid 51829 Williemccool Closest Approach To Earth (1.316 AU)
Jan 12 - Asteroid 12432 Usuda Closest Approach To Earth (2.014 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 13 - Asteroid 784 Pickeringia Closest Approach To Earth (2.685 AU)
* Jan 14 - Comet C/2016 U1 (NEOWISE) Perihelion (0.319 AU)
Jan 14 - Comet 190P/Mueller At Opposition (2.044 AU)
Jan 14 - Comet C/2016 E2 (Kowalski) At Opposition (3.888 AU)
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 11246 Orvillewright Closest Approach To Earth (1.521 AU)
Jan 14 - Asteroid 4221 Picasso Closest Approach To Earth (1.819 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 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 - Asteroid 4342 Freud Closest Approach To Earth (2.023 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 (7.451 AU)
Jan 18 - Asteroid 21 Lutetia Occults 2UCAC 40341430 (12.2 Magnitude Star)
Jan 18 - Apollo Asteroid 2015 BB Near-Earth Flyby (0.035 AU)
* Jan 19 - SBIRS GEO 3 Atlas 5 Launch
Jan 19 - Mercury At Its Greatest Western Elongation (24 Degrees)
Jan 19 - Asteroid 163693 Atira Closest Approach To Earth (0.207 AU)
* Jan 19 - Asteroid 8277 Machu-Picchu Closest Approach To Earth (1.337 AU)
Jan 19 - Asteroid 4433 Goldstone Closest Approach To Earth (1.741 AU)
* Jan 19 - Asteroid 1776 Kuiper Closest Approach To Earth (2.092 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 P/2013 YG46 (Spacewatch) Perihelion (1.804 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 - 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 - Dragon CRS-10/SAGE 3 Falcon 9 Launch (International Space Station)
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 (3.608 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 42776 Casablanca Closest Approach To Earth (2.175 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 3103 Eger Closest Approach To Earth (0.508 AU)
* Jan 25 - Asteroid 6001 Thales Closest Approach To Earth (2.025 AU)
* Jan 26 - NROL-79 Atlas 5 Launch
Jan 26 - Comet P/2016 G1 (PANSTARRS) Perihelion (2.041 AU)
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 - Apollo Asteroid 3671 Dionysus Closest Approach To Earth (1.948 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 - Hispasat 36W-1 Soyuz-STB Fregat-MT Launch
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 (0.778 AU)
Jan 27 - Asteroid 6779 Perrine Closest Approach To Earth (1.054 AU)
Jan 27 - Asteroid 2700 Baikonur Closest Approach To Earth (1.834 AU)
Jan 28 - Chinese New Year
Jan 28 - Comet 73P-AB/Schwassmann-Wachmann Closest Approach To Earth (1.765 AU)
Jan 28 - Comet 343P/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 (1.049 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 16626 Thumper Closest Approach To Earth (1.841 AU)
Jan 28 - Asteroid 4104 Alu Closest Approach To Earth (1.873 AU)
* Jan 28 - Asteroid 9252 Goddard Closest Approach To Earth (2.475 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 1541 Estonia Closest Approach To Earth (1.704 AU)
Jan 29 - Asteroid 11945 Amsterdam Closest Approach To Earth (2.419 AU)
Jan 29 - Asteroid 2906 Caltech Closest Approach To Earth (2.436 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 (1.664 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 ?? - Soyuz MS-2 Return to Earth (Internationl Space Station)
Feb ?? - SGDC-1 Ariane 5 Launch
Feb ?? - EDRS-C/HYLAS-3 Ariane 5 Launch
Feb ?? - SGDC-1 Ariane 5 Launch
* Feb 01 - Comet C/2016 T1 (Matheny) Perihelion (2.298 AU)
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 (3.893 AU)
Feb 01 - Asteroid 3317 Paris Closest Approach To Earth (4.823 AU)
* Feb 02 - Progress MS-5 Soyuz-U Launch (International Space Station 66P)
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 (1.834 AU)
Feb 03 - Asteroid 4535 Adamcarolla Closest Approach To Earth (1.869 AU)
Feb 03 - Asteroid 12397 Peterbrown Closest Approach To Earth (1.918 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 128523 Johnmuir Closest Approach To Earth (1.655 AU)
Feb 04 - Asteroid 4017 Disneya Closest Approach To Earth (1.823 AU)
Feb 04 - Asteroid 9134 Encke Closest Approach To Earth (2.016 AU)
Feb 04 - Asteroid 5471 Tunguska Closest Approach To Earth (2.204 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 - 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) (2 Moons) 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 21 Lutetia Occults TYC 1900-00963-1 (11.9 Magnitude Star) &
2UCAC 40675333 (12.5 Magnitude Star)
* Feb 08 - Asteroid 46686 Anitasohus Closest Approach To Earth (1.478 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 - Comet C/2016 J2 (Denneau) At Opposition (3.343 AU)
Feb 10 - Asteroid 21 Lutetia Occults TYC 1900-01125-1 (12.3 Magnitude Star)
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 - Atira Asteroid 2007 EB26 Closest Approach To Earth (0.811 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 15 - Galileo Day
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), Jim Scotti's Discovery of Centaur Object Chariklo
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 346P/Catalina Perihelion (2.221 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 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 - Comet 300P/Catalina At Opposition (3.406 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 (3.474 AU)
Feb 19 - Dwarf Planet Ceres Occults TYC 0631-01025-1 (12.1 Magnitude Star)
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 219P/LINEAR Perihelion (2.365 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 - Atira Asteroid 2010 XB11 Closest Approach To Earth (1.155 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 224693 Morganfreeman Closest Approach To Earth (2.233 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 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 - Atira Asteroid 418265 (2008 EA32) Closest Approach To Earth (1.418 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 2016 FU12 Near-Earth Flyby (0.042 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 P/2016 A2 (Christensen) At Opposition (3.482 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 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 ?? - CRS-11/NICER/CREAM Falcon 9 Launch (International Space Station)
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 ?? - NROL-76 Falcon 9 Launch
Mar ?? - Sentinel 3B Vega 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 - Metal Asteroid 16 Psyche Closest Approach To Earth (2.237 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 29 Amphitrite At Opposition (8.9 Magnitude)
Mar 03 - Apollo Asteroid 2016 RZ17 Near-Earth Flyby (0.078 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 C/2016 T2 (Matheny) Closest Approach To Earth (1.722 AU)
Mar 05 - Comet 186P/Garradd At Opposition (3.884 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 - Apollo Asteroid 5786 Talos Closest Approach To Earth (0.804 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 - Cygnus CRS-7 (OA-7)/Violet/SUSat/UNSW-EC0/i-INSPIRE 2/ZA-AeroSat/nSIGHT 1/
QARMAN/14-BISa Antares 230 Launch (International Space Station)
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 - Comet P/2010 J5 (McNaught) At Opposition (2.866 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 - Wideband Gapfiller Satellite 9 (WGS-9) Delta 4 Launch
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 313P/Gibbs Closest Approach To Earth (2.920 AU)
Mar 08 - Comet 158P/Kowal-LINEAR Closest Approach To Earth (3.872 AU)
Mar 08 - Comet 158P/Kowal-LINEAR At Opposition (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 186P/Garradd Closest Approach To Earth (3.881 AU)
Mar 09 - Asteroid 2577 Litva (2 Moons) 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 - Apollo Asteroid 428694 Saule Closest Approach To Earth (0.908 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 - Soyuz MS-4 Soyuz-2.1.a Launch (International Space Station 50S)
Mar 11 - Comet 196P/Tichy At Opposition (3.338 AU)
Mar 11 - Apollo Asteroid 2012 EQ10 Near-Earth Flyby (0.045 AU)
Mar 11 - Aten Asteroid 2016 EX202 Near-Earth Flyby (0.053 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 - 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 172P/Yeung Perihelion (3.337 AU)
Mar 13 - Comet C/2016 C1 (PANSTARRS) Closest Approach To Earth (7.787 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 - Apollo Asteroid 9162 Kwiila Closest Approach To Earth (0.533 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 - Joint Polar Satellite System 1 (JPSS 1)/Buccaneer RMM/MiRaTA/EagleSat/CP 7 (DAVE)/Fox 1B (RadFxSat)/MakerSat 0 Delta 2 Launch
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 C/2016 S1 (PANSTARRS) Perihelion (2.412 AU)
Mar 16 - Comet P/2012 O1 (McNaught) At Opposition (3.953 AU)
Mar 16 - Apollo Asteroid 1998 SL36 Near-Earth Flyby (0.021 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 (7.789 AU)
Mar 17 - Amor Asteroid 3199 Nefertiti Closest Approach To Earth (1.027 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 - 165th Anniversary (1852), Annibale de Gasparis' Discovery of Asteroid 16 Psyche
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 (1.592 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 - Apollo Asteroid 65803 Didymos Closest Approach To Earth (1.144 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 (2.783 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 - Centaur Object 31824 Elatus At Opposition (15.242 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 17473 Freddiemercury Closest Approach To Earth (1.316 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 - Apollo Asteroid 162173 Ryugu Closest Approach To Earth (0.651 AU) (Hayabusa 2 Target)
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 - Atira Asteroid 2013 JX28 Closest Approach To Earth (1.031 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 - Asteroid 216 Kleopatra (2 Moons) Occults TYC 5728-01527-1 (11.4 Magnitude Star)
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 - Apollo Asteroid 2016 TB18 Near-Earth Flyby (0.100 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 - 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)


April 2017
Apr ?? - Crew Space Transportation 100 (CST-100) Atlas 5 Launch (Unmanned)
* Apr ?? - Tianzhou 1 CZ-7 Launch
* Apr ?? - Sentinel 2B Rokot-KM Launch
Apr 01 - Mercury At Its Greatest Eastern Elongation (19 Degrees)
Apr 01 - Comet 73P-AO/Schwassmann-Wachmann Perihelion (0.972 AU)
Apr 01 - Comet 157P/Tritton Closest Approach To Earth (2.127 AU)
Apr 01 - Asteroid 13926 Berners-Lee Closest Approach To Earth (2.318 AU)
Apr 01 - Amor Asteroid 3552 Don Quixote Closest Approach To Earth (3.092 AU)
Apr 01 - 20th Anniversary (1997), Comet Hale-Bopp Perihelion (0.914 AU)
Apr 02 - Comet 73P-AQ/Schwassmann-Wachmann Closest Approach To Earth (0.717 AU)
Apr 02 - Comet 73P-AR/Schwassmann-Wachmann Closest Approach To Earth (0.734 AU)
Apr 02 - Comet 73P-AG/Schwassmann-Wachmann Closest Approach To Earth (0.735 AU)
Apr 02 - Comet 73P-Z/Schwassmann-Wachmann Perihelion (0.973 AU)
Apr 02 - Comet P/2008 WZ96 (LINEAR) At Opposition (3.643 AU)
Apr 02 - Asteroid 88292 Bora-Bora Closest Approach To Earth (1.588 AU)
Apr 02 - Asteroid 274860 Emilylakdawalla Closest Approach To Earth (1.870 AU)
Apr 02 - Percy Molesworth's 150th Birthday (1867)
Apr 03 - Asteroid 3 Juno Occults UCAC4-405-101051 (12.4 Magnitude Star)
Apr 03 - Apollo Asteroid 2015 BY310 Near-Earth Flyby (0.079 AU)
Apr 03 - Asteroid 16809 Galapagos Closest Approach To Earth (1.564 AU)
Apr 03 - Asteroid 284891 Kona Closest Approach To Earth (2.251 AU)
Apr 03 - Asteroid 4372 Quincy Closest Approach To Earth (2.273 AU)
Apr 04 - Comet 103P/Hartley At Opposition (2.083 AU)
Apr 04 - Comet P/2003 T12 (SOHO) At Opposition (2.809 AU)
Apr 04 - Asteroid 13513 Manilla Closest Approach To Earth (1.026 AU)
Apr 04 - Asteroid 7784 Watterson Closest Approach To Earth (1.690 AU)
Apr 04 - Asteroid 13010 Germantitov Closest Approach To Earth (2.250 AU)
Apr 04 - Asteroid 130 Elektra (2 Moons) Closest Approach To Earth (2.835 AU)
Apr 04 - 20th Anniversary (1997), STS-83 Launch (Space Shuttle Columbia)
Apr 04 - Karl Reinmuth's 125th Birthday (1892)
Apr 05 - Cassini, Distant Flyby of Atlas, Pandora & Epimetheus
Apr 05 - Comet 73P-AP/Schwassmann-Wachmann Closest Approach To Earth (1.158 AU)
Apr 05 - 20th Anniversary (1997), Galileo, Ganymede 7 Flyby
Apr 06 - Cassini, Distant Flyby of Titan
Apr 06 - Comet 41P/Tuttle-Giacobini-Kresak Closest Approach To Earth (0.148 AU)
Apr 06 - Aten Asteroid 2014 FN38 Near-Earth Flyby (0.064 AU)
Apr 06 - Asteroid 21088 Chelyabinsk Closest Approach To Earth (1.270 AU)
Apr 06 - Asteroid 1432 Ethiopia Closest Approach To Earth (1.822 AU)
Apr 06 - Asteroid 85386 Payton Closest Approach To Earth (1.988 AU)
Apr 06 - Asteroid 13586 Copenhagen Closest Approach To Earth (2.058 AU)
Apr 06 - Asteroid 2421 Nininger Closest Approach To Earth (2.386 AU)
Apr 06 - Kuiper Belt Object 2014 FT71 At Opposition (46.794 AU)
Apr 06 - Donald Douglas' 125th Birthday (1892)
Apr 06 - 2665th Anniversary (648 BC), Earliest Total Solar Eclipse Recorded by the Greeks
Apr 07 - Jupiter at Opposition
Apr 07 - Comet 73P-AH/Schwassmann-Wachmann Perihelion (0.973 AU)
Apr 07 - Comet 245P/WISE Closest Approach To Earth (2.207 AU)
Apr 07 - Comet 329P/LINEAR-Catalina At Opposition (3.594 AU)
Apr 07 - Comet 215P/NEAT At Opposition (3.655 AU)
Apr 07 - Asteroid 4464 Vulcano Closest Approach To Earth (1.035 AU)
Apr 07 - Asteroid 27596 Maldives Closest Approach To Earth (2.044 AU)
Apr 08 - Comet 104P/Kowal Closest Approach To Earth (2.636 AU)
Apr 08 - Comet C/2016 E1 (PANSTARRS) At Opposition (7.346 AU)
Apr 08 - Aten Asteroid 2016 GH135 Near-Earth Flyby (0.088 AU)
Apr 08 - Asteroid 3904 Honda Closest Approach To Earth (1.718 AU)
Apr 08 - Kuiper Belt Object 2013 FS28 At Opposition (84.431 AU)
Apr 08 - 15th Anniversary (2002), STS-110 Launch (Space Shuttle Atlantis, International Space Station)
Apr 08 - David Rittenhouse's 285th Birthday (1732)
Apr 09 - Comet 73P-BL/Schwassmann-Wachmann Closest Approach To Earth (0.597 AU)
Apr 09 - Comet 73P-AN/Schwassmann-Wachmann Perihelion (0.969 AU)
Apr 09 - Comet 267P/LONEOS At Opposition (2.977 AU)
Apr 09 - Centaur Object 10199 Chariklo Occults UCAC4-294-211208 (14.9 Magnitude Star)
Apr 09 - Asteroid 96205 Ararat Closest Approach To Earth (1.863 AU)
Apr 09 - Asteroid 20469 Dudleymoore Closest Approach To Earth (2.188 AU)
Apr 09 - Asteroid 1213 Algeria Closest Approach To Earth (2.568 AU)
Apr 09 - Fabrizio Bernardi's 45th Birthday (1972)
Apr 10 - Comet 73P-L/Schwassmann-Wachmann Perihelion (0.969 AU)
Apr 10 - Comet 73P-X/Schwassmann-Wachmann Perihelion (0.969 AU)
Apr 10 - Comet 141P-D/Machholz At Opposition (3.732 AU)
Apr 10 - Comet 141P/Machholz At Opposition (3.756 AU)
Apr 10 - Comet 141P-A/Machholz At Opposition (3.756 AU)
Apr 10 - Comet C/2016 E1 (PANSTARRS) Closest Approach To Earth (7.345 AU)
Apr 10 - Asteroid 216 Kleopatra Occults TYC 5738-02638-1 (11.2 Magnitude Star)
Apr 10 - Aten Asteroid 3554 Amun Closest Approach To Earth (0.935 AU)
Apr 10 - Asteroid 5760 Mittlefehldt Closest Approach To Earth (2.066 AU)
Apr 10 - Asteroid 1388 Aphrodite Closest Approach To Earth (2.121 AU)
Apr 10 - Asteroid 7984 Marius Closest Approach To Earth (2.150 AU)
Apr 10 - Vincenzo Ferraro's 115th Birthday (1902)
Apr 10 - 1180th Anniversary (837 AD), Comet Halley's Known Closest Approach to Earth (3 Million Miles)
Apr 11 - Comet 230P/LINEAR At Opposition (3.110 AU)
Apr 11 - Comet 206P/Barnard-Boattini At Opposition (4.299 AU)
Apr 11 - Asteroid 5405 Neverland Closest Approach To Earth (1.300 AU)
Apr 11 - Asteroid 17427 Poe Closest Approach To Earth (2.845 AU)
Apr 11 - Wes Huntress' 75th Birthday (1942)
Apr 11 - Anatoly Berezovoy's 75th Birthday (1942)
Apr 11 - William Campbell's 155th Birthday (1862)
Apr 12 - Yuri's Night: World Space Party
Apr 12 - Cassini, Distant Flyby of Mimas, Aegaeon, Janus, Atlas & Prometheus
Apr 12 - Comet 182P/LONEOS Perihelion (1.008 AU)
Apr 12 - Asteroid 7010 Locke Closest Approach To Earth (1.594 AU)
Apr 12 - Asteroid 2224 Tucson Closest Approach To Earth (1.884 AU)
Apr 12 - Asteroid 498 Tokio Closest Approach To Earth (2.074 AU)
Apr 12 - Asteroid 1815 Beethoven Closest Approach To Earth (2.118 AU)
Apr 13 - Comet C/2016 A3 (PANSTARRS) Perihelion (4.789 AU)
Apr 13 - Asteroid 10217 Richardcook Closest Approach To Earth (2.225 AU)
Apr 13 - Asteroid 2315 Czechoslovakia Closest Approach To Earth (2.303 AU)
Apr 13 - Asteroid 3866 Langley Closest Approach To Earth (2.606 AU)
Apr 13 - Dwarf Planet 136108 Haumea At Opposition (49.693 AU)
Apr 14 - Comet 41P/Tuttle-Giacobini-Kresak Perihelion (1.045 AU)
Apr 14 - Comet 144P/Kushida At Opposition (1.675 AU)
Apr 14 - Atira Asteroid 2014 FO47 Closest Approach To Earth (1.419 AU)
Apr 14 - Asteroid 327 Columbia Closest Approach To Earth (1.793 AU)
Apr 14 - Asteroid 5682 Beresford Closest Approach To Earth (1.848 AU)
Apr 14 - Asteroid 84882 Table Mountain Closest Approach To Earth (2.377 AU)
Apr 14 - Valentin Lebedev's 75th Birthday (1942)
Apr 15 - Comet 54P/de Vico-Swift-NEAT Perihelion (2.182 AU)
Apr 15 - Comet 48P/Johnson At Opposition (2.714 AU)
Apr 15 - Comet 113P/Spitaler At Opposition (3.505 AU)
Apr 15 - Asteroid 3169 Ostro Closest Approach To Earth (1.016 AU)
Apr 15 - Asteroid 2034 Bernoulli Closest Approach To Earth (1.433 AU)
Apr 15 - Samuel Hoffman's 115th Birthday (1902)
Apr 15 - Leonhard Euler's 310th Birthday (1707)
Apr 15 - Leonardo DaVinci's 565th Birthday (1452)
Apr 16 - Easter Sunday
Apr 16 - Asteroid 1034 Mozartia Closest Approach To Earth (1.521 AU)
Apr 16 - Asteroid 6433 Enya Closest Approach To Earth (1.881 AU)
Apr 16 - Asteroid 3784 Chopin Closest Approach To Earth (2.056 AU)
Apr 16 - 45th Anniversary (1972), Apollo 16 Launch (Manned Moon Landing)
Apr 16 - Wilbur Wright's 150th Birthday (1867)
Apr 16 - Robert Luther's 195th Birthday (1822)
Apr 16 - John Hadley's 335th Birthday (1682)
Apr 17 - 50th Anniversary (1967), Surveyor 3 Launch (Moon Lander)
Apr 17 - Comet 73P-AE/Schwassmann-Wachmann Closest Approach To Earth (0.453 AU)
Apr 17 - Comet 73P-AS/Schwassmann-Wachmann Closest Approach To Earth (1.040 AU)
Apr 17 - Comet 261P/Larson At Opposition (3.570 AU)
Apr 17 - Asteroid 9621 Michaelpalin Closest Approach To Earth (1.418 AU)
Apr 17 - Asteroid 3115 Baily Closest Approach To Earth (1.838 AU)
Apr 18 - Cassini, Orbital Trim Maneuver #469 (OTM-469)
Apr 18 - Apollo Asteroid 143404 (2003 BD44) Near-Earth Flyby (0.056 AU)
Apr 18 - Apollo Asteroid 2006 HE2 Near-Earth Flyby (0.063 AU)
Apr 18 - Asteroid 1743 Schmidt Closest Approach To Earth (1.153 AU)
Apr 18 - Asteroid 1193 Africa Closest Approach To Earth (1.360 AU)
Apr 18 - Asteroid 416 Vaticana Closest Approach To Earth (1.388 AU)
Apr 18 - Asteroid 7536 Fahrenheit Closest Approach To Earth (1.845 AU)
Apr 18 - Charles Elachi's 70th Birthday (1947)
Apr 18 - Brian Mason's 100th Birthday (1917)
Apr 19 - Cassini, Distant Flyby of Methone, Aegaeon, Atlas, Pandora & Daphnis
Apr 19 - Comet 251P/LINEAR At Opposition (0.916 AU)
Apr 19 - Comet C/2015 ER61 (PANSTARRS) Closest Approach To Earth (1.178 AU)
Apr 19 - Apollo Asteroid 2014 JO25 Near-Earth Flyby (0.012 AU)
Apr 19 - Aten Asteroid 2014 UR Near-Earth Flyby (0.048 AU)
Apr 19 - Amor Asteroid 2016 JF6 Near-Earth Flyby (0.079 AU)
Apr 19 - Asteroid 11083 Caracas Closest Approach To Earth (1.555 AU)
Apr 19 - 35th Anniversary (1982), Salyut 7 Space Station Launch
Apr 19 - Glenn Seaborg's 105th Birthday (1912)
Apr 19 - Grigory Shajn's 125th Birthday (1892)
Apr 20 - Comet 103P/Hartley Perihelion (1.064 AU)
Apr 20 - Comet 212P/NEAT At Opposition (1.740 AU)
Apr 20 - Comet 103P/Hartley Closest Approach To Earth (2.062 AU)
Apr 20 - Asteroid 11926 Orinoco Closest Approach To Earth (1.683 AU)
Apr 20 - Asteroid 8722 Schirra Closest Approach To Earth (2.064 AU)
Apr 20 - Asteroid 246913 Slocum Closest Approach To Earth (2.111 AU)
Apr 21 - Comet 73P-AC/Schwassmann-Wachmann Perihelion (0.968 AU)
Apr 21 - Comet C/2013 X1 (PANSTARRS) At Opposition (3.709 AU)
* Apr 21 - Apollo Asteroid 2016 UW80 Near-Earth Flyby (0.072 AU)
Apr 21 - Asteroid 1704 Wachmann Closest Approach To Earth (1.050 AU)
Apr 21 - Amor Asteroid 4957 Brucemurray Closest Approach To Earth (1.141 AU)
Apr 21 - 20th Anniversary (1997), Cremated Remains of 24 People Launched into
Space
Apr 22 - Earth Day
Apr 22 - Cassini, Titan Flyby
Apr 22 - Lyrids Meteor Shower Peak
Apr 22 - Comet 94P/Russell Closest Approach To Earth (1.540 AU)
Apr 22 - Comet 157P/Tritton At Opposition (2.190 AU)
Apr 22 - Comet 107P/Wilson-Harrington At Opposition (2.510 AU)
Apr 22 - Comet P/2014 U2 (Kowalski) At Opposition (3.706 AU)
Apr 22 - Aten Asteroid 2016 JP Near-Earth Flyby (0.065 AU)
Apr 22 - Asteroid 5799 Brewington Closest Approach To Earth (1.927 AU)
Apr 22 - Asteroid 10051 Albee Closest Approach To Earth (2.136 AU)
Apr 22 - 5th Anniversary (2012), Sutter's Mill Meteorite Fall in California
Apr 23 - 50th Anniversary (1967), Soyuz 1 Launch
Apr 23 - 55th Anniversary (1962), Ranger 4 Launch (Moon Impact Mission)
Apr 24 - Comet 267P/LONEOS Closest Approach To Earth (2.943 AU)
Apr 24 - Asteroid 951 Gaspra Closest Approach To Earth (1.582 AU)
Apr 24 - 50th Anniversary (1967), 1st Person To Die On A Space Mission - Vladimir Komarov
Apr 24-30 - Astronomy Week
Apr 25 - Comet C/2015 TQ209 (LINEAR) Closest Approach To Earth (2.581 AU)
Apr 25 - Comet 104P/Kowal At Opposition (2.678 AU)
Apr 25 - Comet 11P/Tempel-Swift-LINEAR At Opposition (4.183 AU)
Apr 25 - Apollo Asteroid 11066 Sigurd Closest Approach To Earth (1.008 AU)
Apr 25 - Asteroid 4226 Damiaan Closest Approach To Earth (2.276 AU)
Apr 25 - 40th Anniversary (1977), Inaugural Flight of Stratospheric Observatory for Infrared Astronomy (SOFIA)
Apr 26 - Cassini, Distant Flyby of Janus, Atlas, Daphnis & Epimetheus
Apr 26 - Comet 73P-P/Schwassmann-Wachmann Perihelion (0.968 AU)
Apr 26 - Comet 67P/Churyumov-Gerasimenko At Opposition (3.738 AU)
Apr 26 - Comet P/2012 SB6 (Lemmon) At Opposition (4.294 AU)
Apr 26 - Comet P/2011 U2 (Bressi) At Opposition (4.626 AU)
Apr 26 - Comet P/2011 U2 (Bressi) Closest Approach To Earth (4.626 AU)
Apr 26 - Asteroid 15131 Alanalda Closest Approach To Earth (1.504 AU)
Apr 26 - Asteroid 1996 Adams Closest Approach To Earth (1.825 AU)
Apr 26 - Asteroid 55 Pandora Closest Approach To Earth (2.119 AU)
Apr 26 - Asteroid 7231 Porco Closest Approach To Earth (2.293 AU)
Apr 26 - Samantha Cristoforetti's 40th Birthday (1977)
Apr 26 - 55th Anniversary (1962), Kiel Meteorite Fall (Hit House in Germany)
Apr 26 - 55th Anniversary (1962), Ranger 4 Impacts Moon (1st US Spacecraft to
Reach Surface of Celestrial Object)
Apr 26 - 55th Anniversary (1962), Cosmos-4 Launch (1st USSR Weather Satellite)
Apr 27 - Asteroid 11195 Woomera Closest Approach To Earth (1.266 AU)
Apr 27 - Asteroid 3581 Alvarez Closest Approach To Earth (1.991 AU)
Apr 27 - Valeri Polyakov's 75th Birthday (1942)
Apr 28 - Mercury Passes 0.15 Degrees From Uranus
Apr 28 - Comet P/2013 R3 (Catalina-PANSTARRS) At Opposition (2.478 AU)
Apr 28 - Aten Asteroid 2016 HF2 Near-Earth Flyby (0.090 AU)
Apr 28 - Apollo Asteroid 469219 (2016 HO3) Closest Approach To Earth (0.139 AU)
Apr 28 - Atira Asteroid 413563 (2005 TG45) Closest Approach To Earth (0.532 AU)
Apr 28 - Asteroid 30928 Jefferson Closest Approach To Earth (1.807 AU)
Apr 28 - Asteroid 7367 Giotto Closest Approach To Earth (1.818 AU)
Apr 29 - Astronomy Day
Apr 29 - Comet 73P-AG/Schwassmann-Wachmann Perihelion (0.967 AU)
Apr 29 - Comet 48P/Johnson Closest Approach To Earth (2.686 AU)
Apr 29 - Comet C/2015 WZ (PANSTARRS) At Opposition (3.728 AU)
Apr 29 - Asteroid 30785 Greeley Closest Approach To Earth (1.276 AU)
Apr 29 - Asteroid 3768 Monroe Closest Approach To Earth (2.693 AU)
Apr 29 - Asteroid 5249 Giza Closest Approach To Earth (1.789 AU)
Apr 29 - Kuiper Belt Object 2014 FC69 At Opposition (83.543 AU)
Apr 29 - Forest Moulton's 145th Birthday (1872)
Apr 30 - Comet 73P-AR/Schwassmann-Wachmann Perihelion (0.968 AU)
Apr 30 - Asteroid 4319 Jackierobinson Closest Approach To Earth (1.269 AU)
Apr 30 - Asteroid 11277 Ballard Closest Approach To Earth (1.372 AU)
Apr 30 - Asteroid 5062 Glennmiller Closest Approach To Earth (1.628 AU)
Apr 30 - Asteroid 3665 Fitzgerald Closest Approach To Earth (1.677 AU)
Apr 30 - Asteroid 5811 Keck Closest Approach To Earth (1.694 AU)
Apr 30 - 50th Anniversary (1967), 1st Image of Earth Taken from Moon's Surface (Surveyor 3)
Apr 30 - 120th Anniversary (1897), Joseph John Thomson's Discovery of the Electron
Apr 30 - Carl Friedrich Gauss' 240th Birthday (1777)

May 2017
May 01 - Comet 73P-AQ/Schwassmann-Wachmann Perihelion (0.967 AU)
May 01 - Aten Asteroid 326290 Akhenaten Closest Approach To Earth (0.298 AU)
May 01 - Asteroid 2404 Antarctica Closest Approach To Earth (1.773 AU)
May 01 - Kuiper Belt Object 42355 Typhon At Opposition (20.077 AU)
May 01 - 335th Anniversary (1682), Inauguration of the Paris Observatory
May 01 - Johann Adam Schall von Bell's 425th Birthday (1592)
May 02 - Cassini, Distant Flyby of Daphnis & Prometheus
May 02 - Comet 255P/Levy Perihelion (1.008 AU)
May 02 - Comet 211P/Hill Closest Approach To Earth (2.569 AU)
May 02 - Comet C/2013 C2 (Tenagra) Closest Approach To Earth (8.414 AU)
May 02 - Asteroid 10044 Squyres Closest Approach To Earth (2.068 AU)
May 02 - Asteroid 5816 Potsdam Closest Approach To Earth (2.325 AU)
May 03 - GPS 3-1 Delta 4 Launch
May 03 - Comet 94P/Russell At Opposition (1.555 AU)
May 03 - Comet 130P/McNaught-Hughes At Opposition (1.740 AU)
May 03 - Atira Asteroid 164294 (2004 XZ130) Closest Approach To Earth (0.671 AU)
May 03 - Asteroid 4370 Dickens Closest Approach To Earth (1.558 AU)
May 03 - Don Yeomans' 75th Birthday (1942)
* May 04 - AEHF 4 Atlas 5 Launch
May 04 - Comet C/2013 C2 (Tenagra) At Opposition (8.414 AU)
May 04 - Asteroid 407 Arachne Occults HIP 75272 (6.5 Magnitude Star)
May 04 - Asteroid 9622 Terryjones Closest Approach To Earth (1.511 AU)
May 04 - 15th Anniversary (2002), AQUA Launch
May 04 - 50th Anniversary (1967), Lunar Orbiter 4 Launch
May 05 - Space Day
May 05 - Mars Spring Equinox
May 05 - Eta Aquarids Meteor Shower Peak
May 05 - Comet 73P-W/Schwassmann-Wachmann Closest Approach To Earth (0.181 AU)
May 05 - Comet 189P/NEAT At Opposition (0.709 AU)
May 05 - Comet 251P/LINEAR Closest Approach To Earth (0.883 AU)
May 05 - Comet 334P/NEAT Perihelion (4.185 AU)
May 05 - Comet 201P/LONEOS At Opposition (4.242 AU)
May 05 - Asteroid 3 Juno Occults 2UCAC 29533817 (12.3 Magnitude Star)
May 05 - Amor Asteroid 2009 HG Near-Earth Flyby (0.066 AU)
May 05 - Amor Asteroid 388838 (2008 EZ5) Near-Earth Flyby (0.082 AU)
May 05 - Apollo Asteroid 11311 Peleus Closest Approach To Earth (2.054 AU)
May 05 - Johann Benzenberg's 240th Birthday (1777)
May 06 - Comet P/2013 R3 (Catalina-PANSTARRS) Closest Approach To Earth (2.470 AU)
May 06 - Comet 107P/Wilson-Harrington Closest Approach To Earth (2.479 AU)
May 06 - Comet 207P/NEAT Closest Approach To Earth (2.606 AU)
May 06 - Asteroid 8000 Isaac Newton Closest Approach To Earth (2.036 AU)
May 06 - Asteroid 2620 Santana Closest Approach To Earth (2.041 AU)
May 06 - Centaur Object 144908 (2004 YH32) At Opposition (11.782 AU)
May 06 - Kuiper Belt Object 2010 FX86 At Opposition (45.227 AU)
May 06 - Willem de Sitter's 145th Birthday (1872)
May 07 - Cassini, Distant Flyby of Titan
May 07 - Mercury Passes 2.2 Degrees From Uranus
May 07 - Comet 182P/LONEOS Closest Approach To Earth (1.195 AU)
May 07 - Comet 322P/SOHO At Opposition (3.904 AU)
May 07 - Comet P/2001 F1 (NEAT) Perihelion (4.187 AU)
May 07 - Apollo Asteroid 2015 VD1 Near-Earth Flyby (0.046 AU)
May 07 - Asteroid 12373 Lancearmstrong Closest Approach To Earth (1.242 AU)
May 07 - Asteroid 17033 Rusty Closest Approach To Earth (1.265 AU)
May 07 - 20th Anniversary (1997), Galileo, Ganymede 8 Flyby
May 07 - 25th Anniversary (1992), STS-49 Launch (Space Shuttle Endeavour, Intelsat VI Repair)
May 08 - Comet 73P-BL/Schwassmann-Wachmann Perihlion (0.967 AU)
May 08 - Comet 19P/Borrelly At Opposition (4.082 AU)
May 08 - Aten Asteroid 2016 CU246 Near-Earth Flyby (0.052 AU)
May 08 - Asteroid 18132 Spector Closest Approach To Earth (0.885 AU)
May 08 - Asteroid 9620 Ericidle Closest Approach To Earth (1.537 AU)
May 08 - 55th Anniversary (1962), 1st Atlas Centaur Launch
May 08 - 145th Anniversary (1872), Dyalpur Meteorite Fall in India
May 09 - Cassini, Distant Flyby of Daphnis, Pan, Pandora & Titan
May 09 - Comet C/2015 ER61 (PANSTARRS) Perihelion (1.050 AU)
May 09 - Apollo Asteroid 1864 Daedalus Closest Approach To Earth (0.436 AU)
May 09 - Atira Asteroid 434326 (2004 JG6) Closest Approach To Earth (0.882 AU)
May 09 - Asteroid 2554 Skiff Closest Approach To Earth (1.013 AU)
May 09 - Asteroid 1224 Fantasia Closest Approach To Earth (1.725 AU)
May 09 - Kuiper Belt Object 90568 (2004 GV9) At Opposition (38.509 AU)
May 10 - Apollo Asteroid 2329 Orthos Closest Approach To Earth (0.924 AU)
May 10 - Apollo Asteroid 85585 Mjolnir Closest Approach To Earth (1.224 AU)
May 11 - Comet 194P/LINEAR Closest Approach To Earth (2.912 AU)
May 11 - Asteroid 117329 Spencer Closest Approach To Earth (1.240 AU)
May 11 - Asteroid 3197 Weissman Closest Approach To Earth (2.156 AU)
May 11 - Friedrich Schmiedl's 115th Birthday (1902)
May 12 - Apollo Asteroid 2016 LJ49 Near-Earth Flyby (0.062 AU)
May 12 - Atira Asteroid 2012 VE46 Closest Approach To Earth (0.537 AU)
May 12 - Neptune Trojan 2010 TS191 At Opposition (29.692 AU)
May 13 - Comet 211P/Hill At Opposition (2.586 AU)
May 13 - Apollo Asteroid 4769 Castalia Closest Approach To Earth (0.751 AU)
May 13 - Asteroid 10387 Bepicolombo Closest Approach To Earth (1.700 AU)
May 13 - Asteroid 91007 Ianfleming Closest Approach To Earth (1.762 AU)
May 13 - Asteroid 34901 Mauna Loa Closest Approach To Earth (2.794 AU)
May 14 - Comet C/2016 T1 (Matheny) Closest Approach To Earth (1.561 AU)
May 14 - Comet 255P/Levy Closest Approach To Earth (1.765 AU)
May 14 - Asteroid 7958 Leakey Closest Approach To Earth (0.976 AU)
May 14 - Asteroid 274020 Skywalker Closest Approach To Earth (2.082 AU)
May 15 - Cassini, Distant Flyby of Ephimetheus, Pan, Aegaeon & Atlas
May 15 - Asteroid 58221 Boston Closest Approach To Earth (1.929 AU)
May 15 - Asteroid 3992 Wagner Closest Approach To Earth (2.017 AU)
May 15 - Asteroid 100007 Peters Closest Approach To Earth (2.237 AU)
May 15 - Asteroid 27500 Mandelbrot Closest Approach To Earth (2.619 AU)
May 15 - 20th Anniversary (1997), STS-84 Launch (Space Shuttle Atlantis, Mir Space Station)
May 15 - Williamina Fleming's 160th Birthday (1857)
May 16 - Comet 73P-AE/Schwassmann-Wachmann Perihelion (0.966 AU)
May 16 - Comet 216P/LINEAR Closest Approach To Earth (2.294 AU)
May 16 - Apollo Asteroid 2012 EC Near-Earth Flyby (0.050 AU)
May 16 - Asteroid 93 Minerva Closest Approach To Earth (1.464 AU)
May 16 - Asteroid 188534 Mauna Kea Closest Approach To Earth (1.935 AU)
May 16 - Asteroid 78756 Sloan Closest Approach To Earth (2.051 AU)
May 16 - Forrest Petersen's 95th Birthday (1922)
May 17 - Mercury At Its Greatest Western Elongation (26 Degrees)
May 17 - Asteroid 3 Juno Occults TYC 5141-02016-1 (10.7 Magnitude Star)
May 17 - Apollo Asteroid 4341 Poseidon Closest Approach To Earth (0.930 AU)
May 17 - Asteroid 5430 Luu Closest Approach To Earth (1.004 AU)
May 17 - Asteroid 144633 Georgecarroll Closest Approach To Earth (1.982 AU)
May 17 - Asteroid 6143 Pythagoras Closest Approach To Earth (1.872 AU)
May 17 - Kuiper Belt Object 65407 (2002 RP120) At Opposition (28.250 AU)
May 17 - Kuiper Belt Object 2015 KH162 At Opposition (58.435 AU)
May 18 - Comet 169P/NEAT At Opposition (2.600 AU)
May 18 - Apollo Asteroid 4581 Asciepius Closest Approach To Earth (0.364 AU)
May 18 - Asteroid 9969 Braille Closest Approach To Earth (0.821 AU)
May 18 - Asteroid 1225 Ariane Closest Approach To Earth (1.311 AU)
May 18 - Asteroid 2309 Mr. Spock Closest Approach To Earth (2.288 AU)
May 18 - Asteroid 241418 Darmstadt Closest Approach To Earth (2.464 AU)
May 18 - Jeana Yeager's 65th Birthday (1952)
May 18 - Robert Verish's 70th Birthday (1947)
May 19 - Comet C/2016 A8 (LINEAR) Closest Approach To Earth (2.639 AU)
May 19 - Comet C/2014 OE4 (PANSTARRS) Closest Approach To Earth (6.247 AU)
May 19 - Asteroid 15058 Billcooke Closest Approach To Earth (2.607 AU)
May 20 - Comet C/2016 T1 (Matheny) At Opposition (1.578 AU)
May 20 - Comet 229P/Gibbs Perihelion (2.452 AU)
May 20 - Comet C/2015 T2 (PANSTARRS) Perihelion (6.935 AU)
May 20 - Asteroid 20103 de Vico Closest Approach To Earth (1.274 AU)
May 20 - Asteroid 6542 Jacquescousteau Closest Approach To Earth (1.347 AU)
May 20 - Asteroid 3153 Lincoln Closest Approach To Earth (1.676 AU)
May 21 - Asteroid 3 Juno Occults TYC 5141-02154-1 (12.1 Magnitude Star)
May 21 - Asteroid 6268 Versailles Closest Approach To Earth (1.713 AU)
May 21 - 90th Anniversary (1927), Charles Linbergh Completes 1st Solo Non-Stop Transatlantic Flight
May 21 - Ruth Bancroft Law's 130th Birthday (1887)
May 21 - Gaspard-Gustave de Coriolis' 225th Birthday (1792)
May 22 - Cassini, Distant Flyby of Atlas, Janus & Aegaeon
May 22 - Comet 130P/McNaught-Hughes Closest Approach To Earth (1.691 AU)
May 22 - Asteroid 1069 Planckia Closest Approach To Earth (1.997 AU)
May 22 - Asteroid 4115 Peternorton Closest Approach To Earth (2.013 AU)
May 22 - 5th Anniversary (2012), Katol Meteorite Fall (Hit Houses in India)
May 22 - 65th Anniversary (1952), Aerobee Launch (Monkeys Patricia & Mike)
May 23 - Apollo Asteroid 2015 VX105 Near-Earth Flyby (0.069 AU)
May 23 - Aten Asteroid 5381 Sekmet Closest Approach To Earth (0.802 AU)
May 23 - Asteroid 2521 Heidi Closest Approach To Earth (1.694 AU)
May 23 - Asteroid 4279 De Gasparis Closest Approach To Earth (1.840 AU)
May 23 - Asteroid 9499 Excalibur Closest Approach To Earth (1.934 AU)
May 23 - Lucy McFadden's 65th Birthday (1952)
May 24 - Cassini, Distant Flyby of Titan
May 24 - Plutino 38628 Huya At Opposition (27.595 AU)
May 24 - Plutino 2006 HJ123 At Opposition (33.410 AU)
May 24 - 55th Anniversary (1962), Aurora 7 Launch (Scott Carpenter)
May 25 - Towel Day - Annual Tribute to Douglas Adams
May 25 - Comet 65P/Gunn At Opposition (1.986 AU)
May 25 - Comet C/2016 B1 (NEOWISE) Closest Approach To Earth (2.895 AU)
May 25 - Asteroid 376 Geometria Closest Approach To Earth (0.901 AU)
May 25 - Asteroid 2074 Shoemaker Closest Approach To Earth (1.054 AU)
May 25 - Asteroid 15907 Robot Closest Approach To Earth (1.094 AU)
May 25 - Asteroid 9007 James Bond Closest Approach To Earth (1.745 AU)
May 26 - Comet 73P-AI/Schwassmann-Wachmann Near-Earth Flyby (0.023 AU)
May 26 - Comet 148P/Anderson-LINEAR At Opposition (3.799 AU)
May 26 - Asteroid 3017 Petrovic Occults HIP 68705 (6.3 Magnitude Star)
* May 26 - Asteroid 163693 Atira Closest Approach To Earth (0.356 AU)
May 26 - Asteroid 2933 Amber Closest Approach To Earth (1.619 AU)
May 26 - Asteroid 7032 Hitchcock Closest Approach To Earth (1.679 AU)
May 26 - 85th Anniversary (1932), Kuznetzovo Meteorite Fall in Russia
May 26 - Abraham de Moivre's 150th Birthday (1867)
May 27 - Aten Asteroid 2016 GK135 Near-Earth Flyby (0.074 AU)
May 27 - Apollo Asteroid 6063 Jason Near-Earth Flyby (0.099 AU)
May 27 - Asteroid 38237 Roche Closest Approach To Earth (0.995 AU)
May 28 - Cassini, Distant Flyby of Pandora, Mimas, Aegaeon & Prometheus
May 28 - Comet 150P/LONEOS Closest Approach To Earth (2.156 AU)
May 28 - Comet 194P/LINEAR At Opposition (2.954 AU)
May 28 - Asteroid 12413 Johnnyweir Closest Approach To Earth (1.352 AU)
May 28 - Asteroid 11548 Jerrylewis Closest Approach To Earth (1.652 AU)
May 28 - Ruby Payne-Scott's 105th Birthday (1912)
May 29 - Comet C/2015 V2 (Johnson) At Opposition (0.821 AU)
May 29 - Apollo Asteroid 2007 LE Near-Earth Flyby (0.082 AU)
May 29 - Kuiper Belt Object 2007 JH43 At Opposition (39.549 AU)
May 29 - John F. Kennedy's 100th Birthday (1917)
May 29 - Johannes Winkler's 120th Birthday (1897)
May 30 - Comet 65P/Gunn Closest Approach To Earth (1.982 AU)
May 30 - Comet 207P/NEAT At Opposition (2.686 AU)
May 30 - Comet C/2016 E1 (PANSTARRS) Perihelion (8.179 AU)
May 30 - Asteroid 8249 Gershwin Closest Approach To Earth (1.131 AU)
May 30 - Asteroid 2004 Lexell Closest Approach To Earth (1.330 AU)
May 30 - Asteroid 3066 McFadden Closest Approach To Earth (1.685 AU)
May 30 - Asteroid 4513 Louvre Closest Approach To Earth (2.251 AU)
May 30 - Asteroid 886 Washingtonia Closest Approach To Earth (2.386 AU)
May 31 - Comet 216P/LINEAR At Opposition (2.325 AU)
May 31 - Comet C/2015 TQ209 (LINEAR) At Opposition (2.749 AU)
May 31 - Asteroid 4758 Hermitage Closest Approach To Earth (2.245 AU)
May 31 - Martin Schwarzschild's 105th Birthday (1912)
May 31 - Charles Abbot's 145th Birthday (1872)

June 2017
Jun ?? - Soyuz MS-5 Soyuz-FG Launch (International Space Station 51S)
Jun 01 - CRS-12 Falcon 9 Launch
Jun 01 - Comet 71P/Clark At Opposition (0.598 AU)
Jun 01 - Apollo Asteroid 418094 (2007 WV4) Near-Earth Flyby (0.020 AU)
Jun 01 - Asteroid 8088 Australia Closest Approach To Earth (1.480 AU)
Jun 01 - Apollo Asteroid 2101 Adonis Closest Approach To Earth (1.664 AU)
Jun 01 - Asteroid 4487 Pocahontas Closest Approach To Earth (2.098 AU)
Jun 01 - 15th Anniversary (2002), 1st National Light Pollution Law (Czech Republic)
Jun 01 - Frank Whittle's 110th Birthday (1907)
Jun 02 - Comet 73P-W/Schwassmann-Wachmann Perihelion (0.965 AU)
Jun 02 - Comet C/2016 S1 (PANSTARRS) Closest Approach To Earth (2.218 AU)
Jun 02 - Asteroid 13188 Okinawa Closest Approach To Earth (1.060 AU)
Jun 02 - Asteroid 3709 Polypoites Closest Approach To Earth (4.603 AU)
Jun 02 - Kuiper Belt Object 278361 (2007 JJ43) At Opposition (40.059 AU)
Jun 02 - Clair Patterson's 95th Birthday (1922)
Jun 03 - Venus At Its Greatest Western Elongation (46 Degrees)
Jun 03 - Comet 234P/LINEAR At Opposition (2.362 AU)
Jun 03 - Comet C/2015 T4 (PANSTARRS) At Opposition (3.277 AU)
Jun 03 - Asteroid 8844 (1990 QR2) Occults HIP 95408 (6.0 Magnitude Star)
Jun 03 - Apollo Asteroid 1685 Toro Closest Approach To Earth (1.358 AU)
Jun 03 - Asteroid 293934 MPIA Closest Approach To Earth (1.758 AU)
Jun 04 - Cassini, Distant Flyby of Pan & Epimetheus
Jun 04 - Comet 172P/Yeung Closest Approach To Earth (2.355 AU)
Jun 04 - Asteroid 4559 Strauss Closest Approach To Earth (2.127 AU)
Jun 04 - 15th Anniversary (2002), Mike Brown, Chad Trujillo's Discovery of 50000 Quaoar
Jun 05 - Comet C/2015 V2 (Johnson) Closest Approach To Earth (0.811 AU)
Jun 05 - Comet 172P/Yeung At Opposition (2.355 AU)
Jun 05 - Comet 169P/NEAT Closest Approach To Earth (2.552 AU)
Jun 05 - Asteroid 4150 Starr Closest Approach To Earth (1.053 AU)
Jun 05 - Asteroid 231307 Peterfalk Closest Approach To Earth (1.980 AU)
Jun 05 - Asteroid 1941 Wild Closest Approach To Earth (3.137 AU)
Jun 05 - Jupiter Trojan Asteroid 5254 Ulysses Closest Approach To Earth (4.830 AU)
Jun 05 - 10th Anniversary (2007), MESSENGER, 2nd Venus Flyby
Jun 05 - 15th Anniversary (2002), STS-111 Launch (Space Shuttle Endeavour, International Space Station)
Jun 05 - John Bolton's 95th Birthday (1922)
Jun 06 - Comet C/2016 A8 (LINEAR) At Opposition (2.718 AU)
Jun 06 - Apollo Asteroid 2012 HN13 Near-Earth Flyby (0.073 AU)
Jun 06 - Asteroid 1886 Lowell Closest Approach To Earth (1.310 AU)
Jun 06 - Asteroid 1756 Giacobini Closest Approach To Earth (1.938 AU)
Jun 06 - Asteroid 2046 Leningrad Closest Approach To Earth (2.219 AU)
Jun 06 - David Scott's 85th Birthday (1932)
Jun 06 - Ralph Baldwin's 105th Birthday (1912)
Jun 07 - Asteroid 13070 Seanconnery Closest Approach To Earth (1.249 AU)
Jun 07 - Apollo Asteroid 2063 Bacchus Closest Approach To Earth (1.418 AU)
Jun 07 - Asteroid 7032 Hitchcock Closest Approach To Earth (1.474 AU)
Jun 07 - Asteroid 7291 Hyakutake Closest Approach To Earth (2,533 AU)
Jun 07 - Kuiper Belt Object 2010 KZ39 At Opposition (45.079 AU)
Jun 07 - George de Bothezat's 135th Birthday (1882)
Jun 07 - Charles Barkla's 140th Birthday (1877)
Jun 08 - World Oceans Day
Jun 08 - Comet 73P-BS/Schwassmann-Wachmann Near-Earth Flyby (0.056 AU)
Jun 08 - Apollo Asteroid 2011 PU1 Near-Earth Flyby (0.061 AU)
Jun 08 - Asteroid 82332 Las Vegas Closest Approach To Earth (1.734 AU)
Jun 08 - Asteroid 9012 Benner Closest Approach To Earth (2.207 AU)
Jun 08 - 10th Anniversary (2007), STS-117 Launch (Space Shuttle Atlantis, International Space Station)
Jun 08 - Bruce McCandless' 80th Birthday (1937)
Jun 08 - Alfred Rordame's 155th Birthday (1862)
Jun 09 - Comet 138P/Shoemaker-Levy At Opposition (3.698 AU)
Jun 09 - Asteroid 5203 Pavarotti Closest Approach To Earth (0.931 AU)
Jun 09 - Asteroid 7462 Grenoble Closest Approach To Earth (1.499 AU)
Jun 09 - Asteroid 4766 Malin Closest Approach To Earth (1.914 AU)
Jun 09 - Neptune Trojan 2013 KY18 At Opposition (29.186 AU)
Jun 09 - 65th Anniversary (1952), Abee Meteorite Fall in Canada
Jun 09 - Johann Gottfied Galle's 205th Birthday (1812)
Jun 10 - Cassini, Distant Flyby of Pan & Janus
Jun 10 - Comet P/2011 A2 (Scotti) Closest Approach To Earth (2.229 AU)
Jun 10 - Comet 47P/Ashbrook-Jackson Perihelion (2.817 AU)
Jun 10 - Asteroid 2830 Greenwich Closest Approach To Earth (1.295 AU)
Jun 10 - Asteroid 5790 Nagasaki Closest Approach To Earth (1.527 AU)
Jun 10 - Asteroid 6373 Stern Closest Approach To Earth (1.635 AU)
Jun 10 - Asteroid 44016 Jimmypage Closest Approach To Earth (2.048 AU)
Jun 10 - Asteroid 115561 Frankherbert Closest Approach To Earth (2.103 AU)
Jun 10 - Asteroid 1578 Kirkwood Closest Approach To Earth (3.846 AU)
Jun 10 - Kuiper Belt Object 174567 Varda At Opposition (45.891 AU)
Jun 10 - Eugene Parker's 90th Birthday (1927)
Jun 11 - Comet 71P/Clark Closest Approach To Earth (0.590 AU)
Jun 11 - Comet 233P/La Sagra At Opposition (3.058 AU)
Jun 11 - Asteroid 1772 Gagarin Closest Approach To Earth (1.444 AU)
Jun 11 - Asteroid 4305 Clapton Closest Approach To Earth (1.970 AU)
Jun 11 - Asteroid 2127 Tanya Closest Approach To Earth (2.117 AU)
Jun 11 - Charles Fabry's 150th Birthday (1867)
Jun 12 - 50th Anniversary (1967), Venera 4 Launch (Soviet Venus Lander)
Jun 12 - Comet C/2015 V2 (Johnson) Perihelion (1.637 AU)
Jun 12 - Comet 289P/Blanpain At Opposition (4.106 AU)
Jun 12 - Asteroid 1674 Groeneveld Occults HIP 42516 (6.4 Magnitude Star)
Jun 12 - Asteroid 1006 Lagrangea Closest Approach To Earth (2.556 AU)
Jun 12 - Jupiter Trojan Asteroid 1143 Odysseus Closest Approach To Earth (4.681 AU)
Jun 12 - Paul Guldin's 440th Birthday (1577)
Jun 13 - Comet 73P-AI/Schwassmann-Wachmann Perihelion (0.964 AU)
Jun 13 - Comet P/1999 XN120 (Catalina) Perihelion (3.297 AU)
Jun 13 - Asteroid 3355 Onizuka Closest Approach To Earth (1.318 AU)
Jun 13 - Asteroid 397 Vienna Closest Approach To Earth (1.739 AU)
Jun 13 - Asteroid 51823 Rickhusband Closest Approach To Earth (2.647 AU)
Jun 14 - 50th Anniversary (1967), Mariner 5 Launch (Venus Flyby Mission)
Jun 14 - Asteroid 5066 Garradd Closest Approach To Earth (0.622 AU)
Jun 14 - Asteroid 3834 Zappafrank Closest Approach To Earth (1.155 AU)
Jun 14 - Asteroid 11334 Rio de Janeiro Closest Approach To Earth (1.357 AU)
Jun 14 - Asteroid 6546 Kaye Closest Approach To Earth (2.105 AU)
Jun 14 - Asteroid 1691 Oort Closest Approach To Earth (2.576 AU)
Jun 14 - Asteroid 1268 Libya Closest Approach To Earth (3.315 AU)
Jun 15 - Progress MS-6 Soyuz-2.1a Launch (International Space Station 67P)
Jun 15 - ICON Pegasus XL Launch
Jun 15 - Saturn At Opposition
Jun 15 - Asteroid 22903 Georgeclooney Closest Approach To Earth (1.346 AU)
Jun 15 - Asteroid 2952 Lilliputia Closest Approach To Earth (1.578 AU)
Jun 15 - 265th Anniversary (1752), Ben Franklin's Kite-Flying Lightning Experiment
Jun 16 - Comet 150P/LONEOS At Opposition (2.204 AU)
Jun 16 - Comet P/2016 J3 At Opposition (3.464 AU)
Jun 16 - Apollo Asteroid 2010 VB1 Near-Earth Flyby (0.026 AU)
Jun 16 - Asteroid 1322 Coppernicus Closest Approach To Earth (0.860 AU)
Jun 16 - Asteroid 3949 Mach Closest Approach To Earth (1.167 AU)
Jun 16 - Amor Asteroid 9950 ESA Closest Approach To Earth (1.412 AU)
Jun 16 - Asteroid 16761 Hertz Closest Approach To Earth (1.735 AU)
Jun 16 - Plutino 28978 Ixion At Opposition (38.699 AU)
Jun 17 - Cassini, Distant Flyby of Prometheus, Atlas & Daphnis
Jun 17 - Asteroid 3651 Friedman Closest Approach To Earth (1.217 AU)
Jun 17 - Asteroid 14967 Madrid Closest Approach To Earth (1.587 AU)
Jun 17 - Asteroid 2925 Beatty Closest Approach To Earth (1.644 AU)
Jun 17 - Asteroid 10867 Lima Closest Approach To Earth (1.702 AU)
Jun 17 - Asteroid 12757 Yangtze Closest Approach To Earth (1.807 AU)
Jun 17 - Hermann Goldschmidt's 215th Birthday (1802)
Jun 18 - Comet 73P-BS/Schwassmann-Wachmann Perihelion (0.963 AU)
Jun 18 - Apollo Asteroid 471984 (2013 UE3) Near-Earth Flyby (0.049 AU)
Jun 18 - Asteroid 8564 Anomalocaris Closest Approach To Earth (2.154 AU)
Jun 19 - Comet 185P/Petriew At Opposition (1.725 AU)
Jun 19 - Comet 90P/Gehrels Perihelion (2.975 AU)
Jun 19 - Asteroid 8084 Dallas Closest Approach To Earth (2.286 AU)
Jun 19 - Centaur Object 5145 Pholus At Opposition (26.390 AU)
Jun 20 - Apollo Asteroid 2015 YC1 Near-Earth Flyby (0.084 AU)
Jun 20 - Asteroid 477 Italia Closest Approach To Earth (1.184 AU)
Jun 20 - Aten Asteroid 2013 ND15 (Venus Trojan) Closest Approach To Earth (1.199 AU)
Jun 20 - Bill Bradfield's 90th Birthday (1927)
Jun 21 - Summer Solstice, 10:07 UT
Jun 21 - Comet 227P/Catalina-LINEAR Perihelion (1.790 AU)
Jun 21 - Comet C/2016 B1 (NEOWISE) At Opposition (2.971 AU)
Jun 21 - Asteroid 165347 Philplait Closest Approach To Earth (1.489 AU)
Jun 21 - Asteroid 3062 Wren Closest Approach To Earth (2.136 AU)
Jun 21 - Kuiper Belt Object 50000 Quaoar At Opposition (41.915 AU)
Jun 22 - Centaur Object 10199 Chariklo Occults 2UCAC 18533636 (14.6 Magnitude
Star)
Jun 22 - Apollo Asteroid 2010 VZ11 Near-Earth Flyby (0.079 AU)
Jun 22 - Apollo Asteroid 2102 Tantalus Closest Approach To Earth (0.332 AU)
Jun 22 - Apollo Asteroid 24761 Ahau Closest Approach To Earth (1.455 AU)
Jun 22 - Asteroid 8373 Stephengould Closest Approach To Earth (3.064 AU)
Jun 22 - Ewen Whitaker's 95th Birthday (1922)
Jun 23 - Cassini, Distant Flyby of Epimetheus, Daphnis & Pandora
Jun 23 - Asteroid 6459 Hidesan Occults HIP 91117 (3.8 Magnitude Star)
Jun 23 - Asteroid 7086 Bopp Closest Approach To Earth (1.089 AU)
Jun 23 - Asteroid 10389 Robmanning Closest Approach To Earth (1.197 AU)
Jun 23 - Asteroid 9769 Nautilus Closest Approach To Earth (1.232 AU)
Jun 23 - Asteroid 878 Mildred Closest Approach To Earth (1.313 AU)
Jun 23 - Asteroid 78905 Seanokeefe Closest Approach To Earth (1.846 AU)
Jun 23 - Asteroid 4969 Lawrence Closest Approach To Earth (2.848 AU)
Jun 24 - Comet P/2000 S1 (Skiff) Perihelion (2.533 AU)
Jun 24 - Aten Asteroid 441987 (2010 NY65) Near-Earth Flyby (0.020 AU)
Jun 24 - Aten Asteroid 2014 OL339 Closest Approach To Earth (0.282 AU)
Jun 24 - Asteroid 3656 Hemingway Closest Approach To Earth (0.890 AU)
Jun 24 - Asteroid 8209 Toscanelli Closest Approach To Earth (1.172 AU)
Jun 24 - Apollo Asteroid 4257 Ubasti Closest Approach To Earth (1.759 AU)
Jun 24 - Asteroid 5703 Hevelius Closest Approach To Earth (1.910 AU)
Jun 24 - Asteroid 588 Achilles (Jupiter Trojan) Closest Approach To Earth (4.964 AU)
Jun 24 - Martin Perl's 90th Birthday (1927)
Jun 25 - Cassini, Distant Flyby of Titan
Jun 25 - Comet 73P-Q/Schwassmann-Wachmann Perihelion (0.963 AU)
Jun 25 - Comet 243P/NEAT At Opposition (2.484 AU)
Jun 25 - Comet 131P/Mueller At Opposition (2.893 AU)
Jun 25 - Asteroid 50240 Cortina Closest Approach To Earth (1.647 AU)
Jun 25 - 20th Anniversary (1997), Galileo, Callisto 9 Flyby
Jun 25 - 25th Anniversary (1992), STS-50 Launch (Space Shuttle Columbia, Spacelab)
Jun 26 - Comet P/2011 A2 (Scotti) At Opposition (2.263 AU)
Jun 26 - Apollo Asteroid 2005 LW3 Near-Earth Flyby (0.084 AU)
Jun 26 - Apollo Asteroid 10563 Izhdubar Closest Approach To Earth (0.690 AU)
Jun 26 - Asteroid 3356 Resnik Closest Approach To Earth (0.928 AU)
Jun 26 - Asteroid 6 Hebe Closest Approach To Earth (1.539 AU)
Jun 26 - Asteroid 1539 Borrelly Closest Approach To Earth (2.377 AU)
Jun 26 - Brian Roman's 55th Bithday (1962)
Jun 27 - Comet 335P/Gibbs At Opposition (3.407 AU)
Jun 27 - Comet 342P/SOHO At Opposition (3.408 AU)
Jun 27 - 15th Anniversary (1997), NEAR, Asteroid Mathilde Flyby
Jun 27 - 35th Anniversary (1982), STS-4 launch (Space Shuttle Columbia, DOD)
Jun 27 - Alexis Bouvard's 250th Birthday (1767)
Jun 28 - Mercury Passes 0.8 Degrees From Mars
Jun 28 - Comet 129P/Shoemaker-Levy Closest Approach To Earth (3.544 AU)
Jun 28 - Asteroid 3 Juno Occults 2UCAC 30236948 (12.8 Magnitude Star)
Jun 28 - Asteroid 5961 Watt Closest Approach To Earth (1.485 AU)
Jun 28 - Asteroid 2875 Lagerkvist Closest Approach To Earth (1.951 AU)
Jun 28 - Centaur Object 10370 Hylonome At Opposition (22.688 AU)
Jun 29 - Comet 336P/McNaught Closest Approach To Earth (1.951 AU)
Jun 29 - Asteroid 990 Yerkes Closest Approach To Earth (1.584 AU)
Jun 30 - Cassini, Distant Flyby of Pan, Daphnis, Prometheus & Janus
Jun 30 - Comet 73P-Q/Schwassmann-Wachmann Closest Approach To Earth (0.110 AU)
Jun 30 - Comet 71P/Clark Perihelion (1.586 AU)
Jun 30 - Comet 129P/Shoemaker-Levy At Opposition (3.545 AU)
Jun 30 - Asteroid 39882 Edgarmitchell Closest Approach To Earth (1.382 AU)
Jun 30 - Asteroid 4783 Wasson Closest Approach To Earth (2.056 AU)
Jun 30 - Asteroid 2244 Tesla Closest Approach To Earth (2.073 AU)
Jun 30 - Asteroid 16529 Dangoldin Closest Approach To Earth (2.141 AU)
Jun 30 - Neptune Trojan 2008 LC18 At Opposition (31.442 AU)
Jun 30 - 45th Anniversary (1972), 1st Leap Second
Jun 30 - Robert Ballard's 75th Birthday (1942)

July 2017
Jul ?? - Crew Dragon Demo 1 Falcon 9 Launch (Unmanned)
Jul ?? - Kanopus V N3 & N4 Soyuz-2.1a/Fregat-M Launch
Jul ?? - Dragon v.2 1 (SpX-DM1) Falcon 9 Launch
* Jul ?? - AngoSat 1/Energia 100 Angara-A5/DM-03 Launch
Jul ?? - 215th Anniversary (1802), William Wollaston's Discovery of Palladium
Jul 01 - Asteroid 3769 Arthurmiller Closest Approach To Earth (1.506 AU)
Jul 01 - Asteroid 13681 Monty Python Closest Approach To Earth (1.809 AU)
Jul 01 - Apollo Asteroid 306367 Nut Closest Approach To Earth (2.456 AU)
Jul 01 - Asteroid 73769 Delphi Closest Approach To Earth (2.649 AU)
Jul 01 - Centaur Object 55576 Amycus At Opposition (19.290 AU)
Jul 01 - 20th Anniversary (1997), STS-94 Launch (Space Shuttle Columbia, Spacelab)
Jul 01 - Matthew Holman's 50th Birthday (1967)
Jul 01 - Kennedy Space Center's 55th Birthday (1962)
Jul 01 - Louis Bleriot's 145th Birthday (1872)
Jul 01 - 170th Anniversary (1847), Karl Hencke's Discovery of Asteroid 6 Hebe
Jul 02 - Comet 81P/Wild Closest Approach To Earth (2.290 AU)
Jul 02 - Apollo Asteroid 4034 Vishnu Closest Approach To Earth (1.584 AU)
Jul 02 - Kuiper Belt Object 307261 (2002 MS4) At Opposition (45.759 AU)
Jul 02 - Lutz Schmadel's 75th Birthday (1942)
Jul 03 - Earth At Aphelion (1.017 AU From Sun)
Jul 03 - Comet 332P-F/Ikeya-Murakami Closest Approach To Earth (2.710 AU)
Jul 03 - Asteroid 5382 McKay Closest Approach To Earth (1.678 AU)
Jul 03 - Asteroid 4523 MIT Closest Approach To Earth (1.834 AU)
Jul 03 - Asteroid 767 Bondia Closest Approach To Earth (1.845 AU)
Jul 03 - Asteroid 6592 Goya Closest Approach To Earth (2.051 AU)
Jul 03 - Asteroid 582 Olympia Closest Approach To Earth (2.302 AU)
Jul 03 - Centaur Object 10199 Chariklo At Opposition (14.651 AU)
Jul 03 - 25th Anniversary (1992), SAMPEX Launch
Jul 04 - Asteroid 1279 Uganda Closest Approach To Earth (0.862 AU)
Jul 04 - Asteroid 1221 Amor Closest Approach To Earth (1.227 AU)
Jul 04 - Asteroid 14702 Benclark Closest Approach To earth (1.722 AU)
Jul 04 - Asteroid 6677 Renoir Closest Approach To Earth (2.123 AU)
Jul 04 - Asteroid 3106 Morabito Closest Approach To Earth (2.572 AU)
Jul 04 - 20th Anniversary (1997), Mars Pathfinder, Mars Landing
Jul 05 - Comet 332P-I/Ikeya-Murakami Closest Approach To Earth (2.681 AU)
Jul 05 - Comet 332P-B/Ikeya-Murakami Closest Approach To Earth (2.682 AU)
Jul 05 - Comet 332P-D/Ikeya-Murakami Closest Approach To Earth (2.683 AU)
Jul 05 - Comet 332P-H/Ikeya-Murakami Closest Approach To Earth (2.683 AU)
Jul 05 - Comet 332P-A/Ikeya-Murakami Closest Approach To Earth (2.684 AU)
Jul 05 - Comet 332P-E/Ikeya-Murakami Closest Approach To Earth (2.685 AU)
Jul 05 - Comet 332P-C/Ikeya-Murakami Closest Approach To Earth (2.686 AU)
Jul 05 - Comet 131P/Mueller Closest Approach To Earth (2.877 AU)
Jul 05 - Asteroid 4536 Drewpinsky Closest Approach To Earth (1.182 AU)
Jul 05 - Asteroid 9617 Grahamchapman Closest Approach To Earth (1.457 AU)
Jul 05 - Binary Apollo Asteroid 69230 Hermes Closest Approach To Earth (1.528
AU)
Jul 05 - Asteroid 11356 Chuckjones Closest Approach To Earth (2.180 AU)
Jul 05 - Andrew Douglass' 150th Birthday (1867)
Jul 05 - 330th Anniversary (1687), Isaac Newton's Principia Published
Jul 06 - Cygnus CRS OA-8E Antares 230 Launch (International Space Station)
Jul 06 - Cassini, Distant Flyby of Daphnis & Pan
Jul 06 - Comet 332P/Ikeya-Murakami Closest Approach To Earth (2.695 AU)
Jul 06 - Asteroid 5676 Voltaire Closest Approach To Earth (1.354 AU)
Jul 06 - Asteroid 11341 Babbage Closest Approach To Earth (1.494 AU)
Jul 06 - Asteroid 7495 Feynman Closest Approach To Earth (2.168 AU)
Jul 06 - Asteroid 10552 Stockholm Closest Approach To Earth (2.720 AU)
Jul 06 - Kuiper Belt Object 2014 PN70 At Opposition (42.980 AU)
Jul 06 - 10th Anniversary (2007), Cali Meteorite Fall (Hit Houses in Columbia)
Jul 07 - Comet 253P/PANSTARRS At Opposition (1.930 AU)
Jul 07 - Comet 243P/NEAT Closest Approach To Earth (2.463 AU)
Jul 07 - Asteroid 336698 Melbourne Closest Approach To Earth (2.071 AU)
Jul 07 - Kuiper Belt Object 2014 MU69 At Opposition (42.275 AU)
Jul 07 - Robert Heinlein's 110th Birthday (1907)
Jul 08 - Comet 213P/Van Ness At Opposition (1.064 AU)
Jul 08 - Comet 213P-B/Van Ness At Opposition (1.065 AU)
Jul 08 - Comet 336P/McNaught At Opposition (1.962 AU)
Jul 08 - Comet 332P-G/Ikeya-Murakami Closest Approach To Earth (2.685 AU)
Jul 08 - Apollo Asteroid 1566 Icarus Closest Approach To Earth (1.005 AU)
Jul 08 - Asteroid 757 Portlandia Closest Approach To Earth (1.568 AU)
Jul 08 - 25th Anniversary (1992), Comet Shoemaker-Levy 9 Near-Jupiter Flyby (0.0008 AU), Comet Breakup
Jul 09 - Apollo Asteroid 37655 Illapa Closest Approach To Earth (1.448 AU)
Jul 09 - Asteroid 3156 Ellington Closest Approach To Earth (2.416 AU)
Jul 09 - Asteroid 624 Hektor (Jupiter Trojan) Closest Approach To Earth (4.340 AU)
Jul 10 - Cassini, Distant Flyby of Titan
Jul 10 - Asteroid 434 Hungaria Closest Approach To Earth (0.938 AU)
Jul 10 - Asteroid 365159 Garching Closest Approach To Earth (1.343 AU)
Jul 10 - Asteroid 10806 Mexico Closest Approach To Earth (2.276 AU)
Jul 10 - Dwarf Planet 134340 Pluto At Opposition (32.347 AU)
Jul 10 - 25th Anniversary (1992), Giotto, Comet Grigg-Skjellerup Flyby
Jul 10 - 55th Anniversary (1962), Telstar 1 Launch
Jul 10 - Paolo Holvorcem's 50th Birthday (1967)
Jul 10 - Alvan Clark's 180th Birthday (1832)
Jul 10 - Roger Cotes' 335th Birthday (1682)
Jul 11 - Comet 311P/PANSTARRS Perihelion (1.936 AU)
Jul 11 - Asteroid 5748 Davebrin Closest Approach To Earth (1.908 AU)
Jul 11 - Ted Maiman's 90th Birthday (1927)
Jul 11 - Jerome Lalande's 285th Birthday (1732)
Jul 12 - Comet 73P-AL/Schwassmann-Wachmann Perihelion (0.961 AU)
Jul 12 - Apollo Asteroid 2008 HU4 Closest Approach To Earth (0.840 AU)
Jul 12 - Apollo Asteroid 5011 Ptah Closest Approach To Earth (1.812 AU)
Jul 12 - Asteroid 18725 Atacama Closest Approach To Earth (2.082 AU)
Jul 12 - Asteroid 3162 Nostalgia Closest Approach To Earth (2.588 AU)
Jul 12 - 40th Anniversary (1977), High Engery Astronomical Observatory (HEAO-1) Launch
Jul 12 - Rick Husband's 60th Birthday (1957)
Jul 13 - Cassini, Distant Flyby of Ephimetheus, Pandora, Atlas & Prometheus
Jul 13 - Asteroid 7079 Baghdad Closest Approach To Earth (0.702 AU)
Jul 13 - Asteroid 4355 Memphis Closest Approach To Earth (1.522 AU)
Jul 13 - Asteroid 247553 Berndpauli Closest Approach To Earth (2.727 AU)
Jul 13 - Neptune Trojan 2011 HM102 At Opposition (27.140 AU)
Jul 13 - Langley Research Center's 100th Birthday (1917)
Jul 13 - Heinrich Kreutz's 110th Birthday (1907)
Jul 13 - Mary Lea Heger's 120th Birthday (1897)
Jul 13 - John Dee's 490th Birthday (1527)
Jul 14 - Apollo Asteroid 2014 UV115 Near-Earth Flyby (0.096 AU)
Jul 14 - Asteroid 14880 Moa Closest Approach To Earth (1.621 AU)
Jul 14 - Asteroid 7392 Kowalski Closest Approach To Earth (1.783 AU)
Jul 14 - Amor Asteroid 153591 (2001 SN263) (2 Moons) Closest Approach To Earth (1.768 AU)
Jul 14 - Asteroid 5223 McSween Closest Approach To Earth (2.012 AU)
Jul 14 - 70th Anniversary (1847), Braunau Meteorite Fall (Hit House in Czechoslovakia)
Jul 15 - International Observe The Moon Night
Jul 15 - Apollo Asteroid 2015 XZ378 Near-Earth Flyby (0.080 AU)
Jul 15 - 45th Anniversary (1972), Pioneer 10 Becomes 1st Spacecraft to Enter Main Asteroid Belt
Jul 16 - Comet 217P/LINEAR Perihelion (1.233 AU)
Jul 16 - Comet 332P-F/Ikeya-Murakami At Opposition (2.734 AU)
Jul 16 - Asteroid 91287 Simon-Garfunkel Closest Approach To Earth (1.344 AU)
Jul 16 - Asteroid 132904 Notkin Closest Approach To Earth (2.442 AU)
Jul 16 - Apollo Asteroid 5731 Zeus Closest Approach To Earth (2.454 AU)
Jul 17 - Comet 189P/NEAT Closest Approach To Earth (0.360 AU)
Jul 17 - Comet 251P/LINEAR Perihelion (1.733 AU)
Jul 17 - Asteroid 2701 Cherson Occults HIP 98351 (6.3 Magnitude Star)
Jul 17 - Asteroid 2247 Hiroshima Closest Approach To Earth (1.490 AU)
Jul 17 - Asteroid 5277 Brisbane Closest Approach To Earth (1.604 AU)
Jul 17 - Asteroid 7016 Conandoyle Closest Approach To Earth (1.617 AU)
Jul 17 - Asteroid 7273 Garyhuss Closest Approach To Earth (1.655 AU)
Jul 17 - Asteroid 7934 Sinatra Closest Approach To Earth (1.909 AU)
Jul 17 - 50th Anniversary (1967), Denver Meteorite Fall (Hit Warehouse in Colorado)
Jul 18 - Comet 213P/Van Ness Closest Approach To Earth (1.053 AU)
Jul 18 - Comet 213P-B/Van Ness Closest Approach To Earth (1.055 AU)
Jul 18 - Comet 332P-I/Ikeya-Murakami At Opposition (2.705 AU)
Jul 18 - Comet 332P-B/Ikeya-Murakami At Opposition (2.706 AU)
Jul 18 - Comet 332P-D/Ikeya-Murakami At Opposition (2.706 AU)
Jul 18 - Comet 332P-H/Ikeya-Murakami At Opposition (2.707 AU)
Jul 18 - Comet 332P-A/Ikeya-Murakami At Opposition (2.708 AU)
Jul 18 - Comet 332P-E/Ikeya-Murakami At Opposition (2.709 AU)
Jul 18 - Comet 332P-C/Ikeya-Murakami At Opposition (2.711 AU)
Jul 18 - Comet 332P/Ikeya-Murakami At Opposition (2.717 AU)
Jul 19 - Cassini, Distant Flyby of Atlas & Janus
Jul 19 - Asteroid 365756 ISON Closest Approach To Earth (7.659 AU)
Jul 19 - 50th Anniversary (1967), Explorer 35 Launch (Moon Orbiter)
Jul 19 - 105th Anniversary (1912), Holbrook Meteorite Shower (Hit Train Station in Arizona)
Jul 20 - Apollo Asteroid 2009 BD Closest Approach To Earth (0.520 AU)
Jul 20 - Asteroid 10183 Ampere Closest Approach To Earth (1.415 AU)
Jul 20 - Asteroid 3688 Navajo Closest Approach To Earth (3.180 AU)
Jul 21 - Comet 185P/Petriew Closest Approach To Earth (1.606 AU)
Jul 21 - Comet 81P/Wild At Opposition (2.338 AU)
Jul 21 - Comet 332P-G/Ikeya-Murakami At Opposition (2.709 AU)
Jul 21 - Asteroid 17640 Mount Stromlo Closest Approach To Earth (1.179 AU)
Jul 21 - Asteroid 5649 Donnashirley Closest Approach To Earth (1.796 AU)
Jul 21 - Asteroid 6318 Cronkite Closest Approach To Earth (2.340 AU)
Jul 21 - 15th Anniversary (2002), Thuathe Meteorite Fall (Hit Houses in Lesotho)
Jul 22 - Comet 253P/PANSTARRS Closest Approach To Earth (1.899 AU)
Jul 22 - Asteroid 19631 Greensleeves Closest Approach To Earth (1.817 AU)
Jul 22 - Asteroid 336694 Fey Closest Approach To Earth (1.987 AU)
Jul 22 - Asteroid 3534 Sax Closest Approach To Earth (2.187 AU)
Jul 22 - 45th Anniversary (1972), Venera 8, Venus Landing
Jul 22 - 45th Anniversary (1972), Landsat 1 Launch
Jul 23 - Comet C/2015 W1 (Gibbs) At Opposition (4.230 AU)
Jul 23 - Asteroid 3252 Johnny Closest Approach To Earth (1.961 AU)
Jul 23 - Asteroid 51826 Kalpanachawla Closest Approach To Earth (2.220 AU)
Jul 23 - Apollo Asteroid 7092 Cadmus Closest Approach To Earth (2.854 AU)
Jul 24 - Asteroid 11247 Wilburwright Closest Approach To Earth (1.803 AU)
Jul 24 - 25th Anniversary (1992), Geotail Launch
Jul 24 - Amelia Earhart's 120th Birthday (1897)
Jul 25 - Cassini, Distant Flyby of Titan & Pan
Jul 25 - Apollo Asteroid 2014 WW202 Near-Earth Flyby (0.051 AU)
Jul 25 - Apollo Asteroid 2001 PT9 Near-Earth Flyby (0.069 AU)
Jul 25 - Asteroid 128 Nemesis Closest Approach To Earth (1.644 AU)
Jul 25 - Asteroid 48300 Kronk Closest Approach To Earth (1.937 AU)
Jul 26 - Comet 259P/Garradd At Opposition (0.872 AU)
Jul 26 - Asteroid 1332 Marconia Occults HIP 104204 (6.7 Magnitude Star)
Jul 26 - Apollo Asteroid 4660 Nereus Closest Approach To Earth (0.996 AU)
Jul 26 - Asteroid 90125 Chrissquire Closest Approach To Earth (1.731 AU)
Jul 26 - Apollo Asteroid 2135 Aristaeus Closest Approach To Earth (1.771 AU)
Jul 26 - Asteroid 5805 Glasgow Closest Approach To Earth (1.805 AU)
Jul 26 - Asteroid 12820 Robinwilliams Closest Approach To Earth (1.870 AU)
Jul 27 - Cassini, Distant Flyby of Titan
Jul 27 - Comet 259P/Garradd Closest Approach To Earth (0.872 AU)
Jul 27 - Asteroid 3125 Hay Closest Approach To Earth (2.108 AU)
Jul 27 - Asteroid 1154 Astronomia Closest Approach To Earth (2.150 AU)
Jul 27 - Wilhelm Brandes' 240th Birthday (1777)
Jul 28 - Comet 333P/LINEAR At Opposition (3.573 AU)
Jul 28 - Asteroid 10101 Fourier Closest Approach To Earth (1.333 AU)
Jul 28 - Asteroid 6111 Davemckay Closest Approach To Earth (1.489 AU)
Jul 28 - Asteroid 5036 Tuttle Closest Approach To Earth (2.570 AU)
Jul 28 - Charles Perrine's 150th Birthday (1867)
Jul 29 - South Delta-Aquarids Meteor Shower Peak
Jul 29 - Centaur Object 83982 Crantor At Opposition (17.417)
Jul 29 - 35th Anniversary (1982), Burnup of Salyut 6 Space Station (USSR)
Jul 30 - Mercury At Its Greatest Eastern Elongation (27 Degrees)
Jul 30 - Asteroid 1094 Siberia Closest Approach To Earth (1.837 AU)
Jul 30 - Vladimir Dezhurov's 55th Birthday (1962)
Jul 31 - Asteroid 19398 Creedence Closest Approach To Earth (0.962 AU)
Jul 31 - Asteroid 2161 Grissom Closest Approach To Earth (1.535 AU)
Jul 31 - Asteroid 12410 Donald Duck Closest Approach To Earth (1.815 AU)
Jul 31 - 25th Anniversary (1992), STS-46 Launch (Space Shuttle Atlantis, EURECA)

August 2017
Aug ?? - Transiting Expoplanet Survyey Satellite (TESS) Falcon 9 Launch
Aug ?? - Optsat 3000/Venus Vega Launch
Aug 01 - 50th Anniversary (1967), Lunar Orbiter 5 Launch
Aug 01 - Cassini, Distant Flyby of Prometheus, Pandora & Pan
Aug 01 - Alpha Capricornids Meteor Shower Peak
Aug 01 - Asteroid 3140 Stellafane Closest Approach To Earth (1.830 AU)
Aug 01 - Asteroid 22739 Sikhote-Alin Closest Approach To Earth (2.034 AU)
Aug 01 - Asteroid 29132 Bradpitt Closest Approach to Earth (2.169 AU)
Aug 01 - Asteroid 1125 China Closest Approach To Earth (2.736 AU)
Aug 01 - Kuiper Belt Object 2013 AT183 At Opposition (63.416 AU)
Aug 02 - Asteroid 20488 Pic-du-Midi Closest Approach To Earth (1.365 AU)
Aug 02 - Asteroid 30441 Curly Closest Approach To Earth (1.644 AU)
Aug 02 - Asteroid 9997 COBE Closest Approach To Earth (1.646 AU)
Aug 02 - Peter Jenniskens' 55th Birthday (1962)
Aug 03 - Comet 73P-AS/Schwassmann-Wachmann Perihelion (0.960 AU)
Aug 03 - Comet C/2015 H2 (PANSTARRS) Closest Approach To Earth (4.618 AU)
Aug 03 - Asteroid 281 Lucretia Closest Approach To Earth (1.203 AU)
Aug 03 - Asteroid 6377 Cagney Closest Approach To Earth (1.451 AU)
Aug 03 - Centaur Object 52872 Okyrhoe At Opposition (9.587 AU)
Aug 04 - TDRS M Atlas 5 Launch
Aug 04 - Comet 2P/Encke At Opposition (1.288 AU)
Aug 04 - Asteroid 12485 Jenniferharris Closest Approach To Earth (1.219 AU)
Aug 04 - Asteroid 4970 Druyan Closest Approach To Earth (1.486 AU)
Aug 04 - Asteroid 216 Kleopatra Closest Approach To Earth (1.672 AU)
Aug 04 - Asteroid 6676 Monet Closest Approach To Earth (2.627 AU)
Aug 04 - 10th Anniversary (2007), Phoenix Launch (Mars Lander)
Aug 05 - GRACE-FO 1 & 2 Dnepr-1 Launch
Aug 05 - Comet 339P/Gibbs Closest Approach To Earth (2.688 AU)
Aug 05 - Kuiper Belt Object 2008 OG19 At Opposition (37.654 AU)
Aug 05 - 5th Anniversary (2012), Mars Science Laboratory (MSL), Mars Landing
Aug 05 - Brian Marsden's 80th Birthday (1937)
Aug 05 - Niels Abel's 215th Birthday (1802)
Aug 06 - Southern Iota Aquarids Meteor Shower Peak
Aug 06 - Comet 189P/NEAT Perihelion (1.213 AU)
Aug 06 - Comet 259P/Garradd Perihelion (1.809 AU)
Aug 06 - Asteroid 5247 Krylov Occults HIP 104172 (6.1 Magnitude Star)
Aug 06 - Asteroid 3351 Smith Closest Approach To Earth (1.530 AU)
Aug 06 - Asteroid 1258 Sicilia Closest Approach To Earth (2.109 AU)
Aug 06 - Sylvain Arend's 115th Birthday (1902)
Aug 06 - Johann Bernoulli's 350th Birthday (1667)
Aug 07 - Partial Lunar Eclipse
Aug 07 - Cassini, Distant Flyby of Janus, Atlas & Epimetheus
Aug 07 - Apollo Asteroid 1991 VG Near-Earth Flyby (0.057 AU)
Aug 07 - Apollo Asteroid 2007 PS9 Near-Earth Flyby (0.077 AU)
Aug 07 - Asteroid 3672 Stevedberg Closest Approach To Earth (1.173 AU)
Aug 07 - Asteroid 8664 Grigorijrichters Closest Approach To Earth (1.279 AU)
Aug 07 - Asteroid 5553 Chodas Closest Approach To Earth (2.218 AU)
Aug 07 - 20th Anniversary (1997), STS-85 Launch (Space Shuttle Discovery, CRISTA-SPAS)
Aug 08 - Apollo Asteroid 2003 OT13 Near-Earth Flyby (0.093 AU)
Aug 08 - Aten Asteroid 153415 (2001 QP153) Near-Earth Flyby (0.095 AU)
Aug 08 - Asteroid 25924 Douglasadams Closest Approach To Earth (1.162 AU)
Aug 08 - Asteroid 3673 Levy Closest Approach To Earth (1.408 AU)
Aug 08 - 10th Anniversary (2007), STS-118 Launch (Space Shuttle Endeavour, International Space Station)
Aug 08 - 40th Anniversary (1977), Salyut 5 Space Station Burnup
Aug 08 - Ferdinand Quenisset's 145th Birthday (1872)
Aug 09 - Asteroid 12477 Haiku Closest Approach To Earth (1.413 AU)
Aug 09 - Asteroid 6227 Alanrubin Closest Approach To Earth (1.811 AU)
Aug 09 - 135th Anniversary (1872), 1st Photo of the Spectrum of a Star (Vega)
by Henry Draper
Aug 10 - Comet 73P-AL/Schwassmann-Wachmann Closest Approach To Earth (0.277 AU)
Aug 10 - Apollo Asteroid 2015 XO128 Near-Earth Flyby (0.095 AU)
Aug 10 - Asteroid 945 Barcelona Closest Approach To Earth (2.030 AU)
Aug 10 - Asteroid 17062 Bardot Closest Approach To Earth (2.057 AU)
Aug 10 - 25th Anniversary (1992), TOPEX/Poseidon Launch
Aug 10 - 25th Anniversary (1992), Kitsat A Launch (1st South Korean Satellite)
Aug 10 - 45th Anniversary (1972), Daylight Fireball (Utah, Canada)
Aug 10 - 85th Anniversary (1932), Archie Meteorite Fall (Near-Miss From Hitting Man in Missouri)
Aug 11 - Cassini, Distant Flyby of Titan
Aug 11 - Asteroid 1587 Kahrstedt Occults HIP 32311 (5.4 Magnitude Star)
Aug 11 - Asteroid 18024 Dobson Closest Approach To Earth (2.185 AU)
Aug 11 - 55th Anniversary (1962), Vostok 3 Launch
Aug 11 - 140th Anniversary (1877), Asaph Hall's Discovery of Mars Moon Deimos

Aug 12 - Asteroid 13212 Jayleno Closest Approach To Earth (1.299 AU)
Aug 12 - Apollo Asteroid 5143 Heracles Closest Approach To Earth (1.634 AU)
Aug 12 - Asteroid 8991 Solidarity Closest Approach To Earth (1.663 AU)
Aug 12 - 40th Anniversary (1977), HEAO 1 Launch
Aug 12 - 55th Anniversary (1962), Vostok 4 Launch
Aug 12 - Otto Struve's 120th Birthday (1897)
Aug 13 - Apollo Asteroid 2014 OA339 Near-Earth Flyby (0.033 AU)
Aug 13 - Apollo Asteroid 2003 MJ4 Near-Earth Flyby (0.098 AU)
Aug 13 - Asteroid 4147 Lennon Closest Approach To Earth (1.346 AU)
Aug 13 - Asteroid 3895 Earhart Closest Approach To Earth (1.739 AU)
Aug 13 - Asteroid 447 Valentine Closest Approach To Earth (1.936 AU)
Aug 13 - Asteroid 284996 Rosaparks Closest Approach To Earth (2.050 AU)
Aug 13 - Asteroid 656 Beagle Closest Approach To Earth (2.544 AU)
Aug 13 - Heinrich d'Arrest's 195th Birthday (1822)
Aug 13 - 345th Anniversary (1672), Christiaan Huygens' Discovery of Mars' South Polar Cap
Aug 14 - Cassini, Distant Flyby of Atlas & Prometheus
Aug 14 - Asteroid 930 Westphalia Occults HIP 34358 (5.9 Magnitude Star)
Aug 14 - Asteroid 13609 Lewicki Closest Approach To Earth (1.293 AU)
Aug 14 - 25th Anniversary (1992), Mbale Meteorite Fall (Hit Boy in Uganda)
Aug 15 - Comet 95P/Chiron Occults 2UCAC 32806659 (14.3 Magnitude Star)
Aug 15 - Apollo Asteroid 414990 (2011 EM51) Near-Earth Flyby (0.078 AU)
Aug 15 - Asteroid 3933 Portugal Closest Approach To Earth (1.967 AU)
Aug 15 - Louis de Broglie's 125th Birthday (1892)
Aug 16 - Asteroid 37582 Faraday Closest Approach To Earth (0.952 AU)
Aug 16 - Asteroid 2713 Luxemburg Closest Approach To Earth (1.799 AU)
Aug 17 - Comet C/2015 H2 (PANSTARRS) At Opposition (4.644 AU)
Aug 17 - Apollo Asteroid 2002 CY58 Near-Earth Flyby (0.068 AU)
Aug 17 - Apollo Asteroid 2016 CD137 Near-Earth Flyby (0.099 AU)
Aug 17 - Atira Asteroid 2015 ME131 Closest Approach To Earth (0.415 AU)
Aug 17 - Asteroid 5107 Laurenbacall Closest Approach To Earth (2.271 AU)
Aug 17 - Kathyrn Thornton's 65th Birthday (1952)
Aug 17 - 140th Anniversary (1877), Asaph Hall's Discovery of Mars Moon Phobos
Aug 17 - 260th Anniversary (1757), The Opening of the Macfarlane Observatory
Aug 18 - Comet 30P/Reinmuth Perihelion (1.878 AU)
Aug 18 - Apollo Asteroid 2012 BD14 Near-Earth Flyby (0.067 AU)
Aug 18 - Asteroid 13208 Fraschetti Closest Approach To Earth (0.966 AU)
Aug 19 - Comet P/2010 P4 (WISE) Perihelion (1.862 AU)
Aug 19 - Asteroid 3654 AAS Closest Approach To Earth (0.982 AU)
Aug 19 - Asteroid 1132 Hollandia Closest Approach To Earth (1.016 AU)
Aug 19 - 20th Anniversary (1997), Mabuhay 1 Launch (1st Philippine Satellite)

Aug 20 - Cassini, Distant Flyby of Pandora, Pan & Daphnis
Aug 20 - Asteroid 3852 Glennford Closest Approach To Earth (1.708 AU)
Aug 20 - Asteroid 78577 JPL Closest Approach To Earth (2.003 AU)
Aug 20 - Asteroid 48575 Hawaii Closest Approach To Earth (2.299 AU)
Aug 20 - Asteroid 249516 Aretha Closest Approach To Earth (2.325 AU)
Aug 20 - Asteroid 5335 Damocles (Burnt Out Comet) At Opposition (19.683 AU)
Aug 20 - 40th Anniversary (1977), Voyager 2 Launch
Aug 21 - Total Solar Eclipse (Visible from United States)
Aug 21 - Comet C/2015 VL62 Closest Approach To Earth (1.742 AU)
Aug 21 - Comet C/2015 VL62 At Opposition (1.742 AU)
Aug 21 - Asteroid 5540 Smirnova Closest Approach To Earth (0.824 AU)
Aug 21 - Asteroid 1850 Kohoutek Closest Approach To Earth (1.135 AU)
Aug 21 - Asteroid 1814 Bach Closest Approach To Earth (1.339 AU)
Aug 21 - Asteroid 15332 CERN Closest Approach To Earth (1.566 AU)
Aug 21 - Asteroid 6639 Marchis Closest Approach To Earth (1.841 AU)
Aug 21 - 45th Anniversary (1972), Copernicus Launch
Aug 22 - Asteroid 3 Juno Occults 2UCAC 28762234 (12.4 Magnitude Star)
Aug 22 - Asteroid 2865 Laurel Closest Approach To Earth (1.498 AU)
Aug 22 - Asteroid 804 Hispania Closest Approach To Earth (1.439 AU)
Aug 22 - Asteroid 1791 Patsayev Closest Approach To Earth (1.511 AU)
Aug 22 - Asteroid 8423 Macao Closest Approach To Earth (1.627 AU)
Aug 22 - Asteroid 289586 Shackleton Closest Approach To Earth (1.644 AU)
Aug 22 - Raymonde de Laroche's 135th Birthday (1882)
Aug 23 - Lubor Kresak's 90th Birthday (1927)
Aug 24 - SpX-DM2 Falcon 9 Launch (Internationl Space Station)
Aug 24 - Comet 339P/Gibbs At Opposition (2.742 AU)
Aug 24 - Comet 252P/LINEAR At Opposition (3.308 AU)
Aug 24 - Comet P/2016 A7 (PANSTARRS) At Opposition (3.550 AU)
Aug 24 - Apollo Asteroid 54509 YORP Closest Approach To Earth (0.652 AU)
Aug 24 - Asteroid 2531 Cambridge Closest Approach To Earth (2.176 AU)
Aug 24 - Asteroid 88705 Potato Closest Approach To Earth (2.213 AU)
Aug 24 - Asteroid 51827 Laurelclark Closest Approach To Earth (2.309 AU)
Aug 25 - Northern Iota Aquarids Meteor Shower Peak
Aug 25 - Apollo Asteroid 2005 QQ87 Near-Earth Flyby (0.087 AU)
Aug 25 - Asteroid 2598 Merlin Closest Approach To Earth (1.651 AU)
Aug 25 - Asteroid 2305 King Closest Approach To Earth (1.732 AU)
Aug 25 - Asteroid 2742 Gibson Closest Approach To Earth (1.851 AU)
Aug 25 - Asteroid 18728 Grammier Closest Approach To Earth (2.123 AU)
Aug 25 - 20th Anniversary (1997), Advanced Composition Explorer (ACE) Launch
Aug 26 - Cassini, Distant Flyby of Titan
Aug 27 - Cassini, Distant Flyby of Janus, Daphnis, Prometheus, Epimetheus, Pandora & Pan
Aug 27 - Comet C/2016 P4 (PANSTARRS) Closest Approach To Earth (5.316 AU)
Aug 27 - Amor Asteroid 2202 Pele Closest Approach To Earth (0.670 AU)
Aug 27 - Asteroid 5945 Roachapproach Closest Approach To Earth (0.909 AU)
Aug 27 - Asteroid 51824 Mikeanderson Closest Approach To Earth (1.661 AU)
Aug 27 - Asteroid 2710 Veverka Closest Approach To Earth (1.703 AU)
Aug 27 - Asteroid 9025 Polansky Closest Approach To Earth (1.757 AU)
Aug 27 - Asteroid 508 Princetonia Closest Approach To Earth (2.188 AU)
Aug 27 - Kuiper Belt Object 225088 (2007 OR10) At Opposition (86.829 AU)
Aug 27 - 55th Anniversary (1962), Mariner 2 Launch
Aug 28 - Cassini, Distant Flyby of Titan
Aug 28 - Comet C/2015 VL62 Perihelion (2.720 AU)
Aug 28 - Amor Asteroid 2015 RQ35 Near-Earth Flyby (0.095 AU)
Aug 28 - Apollo Asteroid 3752 Camillo Closest Approach To Earth (0.558 AU)
Aug 28 - Asteroid 29470 Higgs Closest Approach To Earth (1.575 AU)
Aug 28 - Asteroid 293 Brasilia Closest Approach To Earth (2.207 AU)
Aug 28 - Kuiper Belt Object 2004 NT33 At Opposition (38.173 AU)
Aug 28 - George Alcock's 105th Birthday (1912)
Aug 29 - Aten Asteroid 2100 Ra-Shalom Closest Approach To Earth (1.212 AU)
Aug 29 - Asteroid 14094 Garneau Closest Approach To Earth (1.765 AU)
Aug 29 - Centaur Object 7066 Nessus At Opposition (26.750 AU)
Aug 29 - Kuiper Belt Object 307982 (2004 PG115) At Opposition (37.184 AU)
Aug 30 - Comet 145P/Shoemaker-Levy Perihelion (1.897 AU)
Aug 30 - Asteroid 87 Sylvia (2 Moons) Closest Approach To Earth (2.176 AU)
Aug 30 - 25th Anniversary (1992), David Jewitt's & Jane Luu's Discovery of the 1st Kuiper Belt Object (1992 QB1)
Aug 31 - Dwarf Planet Ceres Occults TYC 1910-00447-1 (7.9 Magnitude Star)
Aug 31 - Asteroid 5040 Rabinowitz Closest Approach To Earth (0.891 AU)
Aug 31 - Asteroid 2575 Bulgaria Closest Approach To Earth (1.215 AU)
Aug 31 - Asteroid 1159 Granada Closest Approach To Earth (1.262 AU)
Aug 31 - Asteroid 2864 Soderblom Closest Approach To Earth (2.137 AU)
Aug 31 - Centaur Object 944 Hidalgo At Opposition (3.287 AU)
Aug 31 - Kuiper Belt Object 2003 QX113 At Opposition (59.043 AU)
Aug 31 - 25th Anniversary (1992), Theodore Von Karman Stamp Release
Aug 31 - 55th Anniversary (1962), John F. Kennedy Signs Communications Satellite Act
Aug 31 - 85th Anniversary (1932), 1st Photo Showing Moon's Shadow on the Earth during Solar Ecipse Taken By Capt Albert Stevens
Aug 31 - 175th Anniverdary (1842), US Naval Observatory Authorized by Act of Congress
Aug 31 - Edouard Stephan's 180th Birthday (1837)
Aug 31 - James Ferguson's 220th Birthday (1797)

September 2017
Sep 01 - Amor Asteroid 3122 Florence Near-Earth Flyby (0.047 AU)
Sep 01 - Asteroid 7507 Israel Closest Approach To Earth (0.890 AU)
Sep 01 - Plutino 175113 (2004 PF115) At Opposition (40.557 AU)
Sep 01 - Kuiper Belt Object 120178 (2003 OP32) At Opposition (41.265 AU)
Sep 01 - 20th Anniversary (1997), Worden Meteorite (Hit Garage & Car in Michigan)
Sep 01 - 35th Anniversary (1982), Founding of the United States Air Force Space Command
Sep 01 - Dirk Brouwer's 115th Birthday (1902)
Sep 01 - 135th Anniversary (1882), Discovery of the Great Comet of 1882
Sep 01 - Francis Aston's 140th Birthday (1877)
Sep 01 - Rado von Kovesligethy's 155th Birthday (1862)
Sep 02 - Cassini, Distant Flyby of Daphnis & Atlas
Sep 02 - Mercury Passes 4.1 Degrees from Mars
Sep 02 - Comet 73P-AS/Schwassmann-Wachmann Closest Approach To Earth (0.596 AU)
Sep 02 - Asteroid 55555 DNA Closest Approach To Earth (1.285 AU)
Sep 02 - Asteroid 5190 Fry Closest Approach To Earth (2.411 AU)
Sep 02 - 50th Anniversary (1967), Wiluna Meteorite Shower in Australia
Sep 02 - Frederick Soddy's 140th Birthday (1877)
Sep 02 - 265th Anniversary (1752), British Empire Adopts Gregorian Calendar
Sep 03 - Apollo Asteroid 101955 Bennu Closest Approach To Earth (0.317 AU)
Sep 03 - Asteroid 9258 Johnpauljones Closest Approach To Earth (0.900 AU)
Sep 03 - Asteroid 241 Germania Closest Approach To Earth (1.740 AU)
Sep 03 - Asteroid 218998 Navi Closest Approach To Earth (1.747 AU)
Sep 03 - Asteroid 73511 Lovas Closest Approach To Earth (1.983 AU)
Sep 03 - Apollo Asteroid 217628 Lugh Closest Approach To Earth (2.875 AU)
Sep 03 - 15th Anniversary (2003), Discovery of J002E3 (Apollo 12 Rocket Stage)
Sep 03 - Gerry Neugebauer's 85th Birthday (1932)
Sep 03 - Ralph Copeland's 180th Birthday (1837)
Sep 04 - Asteroid 3354 McNair Closest Approach To Earth (1.187 AU)
Sep 04 - Apollo Asteroid 11885 Summanus Closest Approach To Earth (1.440 AU)
Sep 04 - Asteroid 8958 Stargazer Closest Approach To Earth (1.492 AU)
Sep 04 - Asteroid 12382 Niagara Falls Closest Approach To Earth (1.699 AU)
Sep 04 - 5th Anniversary (2012), Dawn, Vesta Departure
Sep 04 - 55th Anniversary (1962), 1st Rocket Maneuver in Deep Space (Mariner 2)
Sep 04 - Oscar Monnig's 115th Birthday (1902)
Sep 05 - Neptune At Opposition
Sep 05 - Asteroid 1095 Tulipa Closest Approach To Earth (2.085 AU)
Sep 05 - 40th Anniversary (1977), Voyager 1 Launch
Sep 06 - Comet P/2016 J1-A (PANSTARRS) Closest Approach To Earth (2.181 AU)
Sep 06 - Comet P/2016 J1-B (PANSTARRS) Closest Approach To Earth (2.181 AU)
Sep 06 - Comet C/2016 P4 (PANSTARRS) At Opposition (5.330 AU)
Sep 06 - Asteroid 18125 Brianwilson Closest Approach To Earth (1.723 AU)
Sep 06 - Kuiper Belt Object 145452 (2005 RN43) At Opposition (39.622 AU)
Sep 06 - Edward Appleton's 125th Birthday (1892)
* Sep 07 - Comet C/2016 T3 (PANSTARRS) Perihelion (2.654 AU)
Sep 07 - Comet C/2014 B1 (Schwartz) Perihelion (9.561 AU)
Sep 07 - Asteroid 3259 Brownlee Closest Approach To Earth (2.532 AU)
Sep 07 - Centaur Object 37117 Narcissus At Opposition (3.561 AU)
Sep 07 - Kuiper Belt Object 2010 RF43 At Opposition (52.546 AU)
Sep 07 - 10th Anniversary (2007), Guadalajara Meteorite Fall (Hit House in Mexico)
Sep 08 - Asteroid 3594 Scotti Closest Approach To Earth (1.598 AU)
Sep 08 - Asteroid 270553 Loureed Closest Approach To Earth (1.740 AU)
Sep 08 - Asteroid 296907 Alexander Closest Approach To Earth (1.919 AU)
Sep 08 - 25th Anniversary (1992), Geotail, Moon Flyby
Sep 08 - 50th Anniversary (1967), Surveyor 5 Launch (Moon Lander)
Sep 08 - Arthur Wahl's 100th Birthday (1917)
Sep 08 - Hans Fichtner's 100th Birthday (1917)
Sep 09 - Cassini, Distant Flyby of Daphnis, Atlas & Prometheus
Sep 09 - Asteroid 6925 Susumu Occults HIP 21673 (5.1 Magnitude Star)
Sep 09 - Asteroid 904 Rockefellia Occults HIP 30602 (6.4 Magnitude Star)
Sep 09 - Apollo Asteroid 2015 FO124 Near-Earth Flyby (0.070 AU)
Sep 09 - Asteroid 19383 Rolling Stones Closest Approach To Earth (0.965 AU)
Sep 09 - Asteroid 727 Nipponia Closest Approach To Earth (1.430 AU)
Sep 09 - Asteroid 876 Scott Closest Approach To Earth (1.674 AU)
Sep 09 - Asteroid 1604 Tombaugh Closest Approach To Earth (1.718 AU)
Sep 09 - 35th Anniversary (1982), Conestoga I Launch (1st Private Rocket)
Sep 09 - 125th Anniversary (1892), Edward Barnard's Discovery of Jupiter Moon
Amalthea
Sep 09 - John Poynting's 165th Birthday (1852)
Sep 09 - 210th Anniversary (1807), Parisi's Discovery of The Great Comet of 1807
Sep 10 - Asteroid 3124 Kansas Closest Approach To Earth (1.532 AU)
Sep 10 - Asteroid 3728 IRAS Closest Approach To Earth (1.693 AU)
Sep 10 - Asteroid 8103 Fermi Closest Approach To Earth (1.985 AU)
Sep 10 - Arthur Compton's 125th Birthday (1892)
Sep 10 - James Keeler's 160th Birthday (1857)
Sep 11 - Cassini, Distant Flyby of Titan
Sep 11 - Apollo Asteroid 2014 RC Near-Earth Flyby (0.039 AU)
Sep 11 - Asteroid 21619 Johnhopkins Closest Approach To Earth (1.390 AU)
Sep 11 - Asteroid 7225 Huntress Closest Approach To Earth (1.622 AU)
Sep 11 - 20th Anniversary (1997), Mars Global Surveyor, Mars Orbit Insertion
Sep 11 - Robert Crippen's 80th Birthday (1937)
Sep 11 - James Jeans' 140th Birthday (1877)
Sep 12 - Mercury At Its Greatest Western Elongation (18 Degrees)
Sep 12 - Asteroid 2653 Principia Closest Approach To Earth (1.624 AU)
Sep 12 - 25th Anniversary (1992), STS-47 Launch (Space Shuttle Endeavour, Spacelab-J)
Sep 12 - 25th Anniversary (1992), 1st African-American Woman in Space (Mae Jemison)
Sep 12 - 55th Anniversary (1962), John F. Kennedy's Moon Speech
Sep 12 - Robert Farquhar's 85th Birthday (1932)
* Sep 13 - CRS-13 Falcon 9 Launch (International Space Station)
Sep 13 - Asteroid 39566 Carllewis Closest Approach To Earth (0.829 AU)
Sep 13 - Asteroid 28078 Mauricehilleman Closest Approach To Earth (1.136 AU)
Sep 13 - Asteroid 11020 Orwell Closest Approach To Earth (1.838 AU)
Sep 13 - 10th Anniversary (2007), Kaguya (Selene 1) Launch (Japan Moon Orbiter)
Sep 13 - Horace Babcock's 105th Birthday (1912)
Sep 14 - Apollo Asteroid 310560 (2001 QL142) Near-Earth Flyby (0.058 AU)
Sep 14 - Asteroid 6032 Nobel Closest Approach To Earth (0.871 AU)
Sep 14 - Asteroid 14764 Kilauea Closest Approach To Earth (1.102 AU)
Sep 15 - Cassini, Distant Flyby of Janus, Pan, Pandora & Epimetheus
Sep 15 - Cassini, Saturn Impact
Sep 15 - Comet P/2016 J1-A (PANSTARRS) At Opposition (2.192 AU)
Sep 15 - Comet P/2016 J1-B (PANSTARRS) At Opposition (2.192 AU)
Sep 15 - Asteroid 6030 Zolensky Closest Approach To Earth (1.966 AU)
Sep 15 - Asteroid 16522 Tell Closest Approach To Earth (2.088 AU)
Sep 15 - 10th Anniversary (2007), Carancas Meteorite Fall in Peru (Created Crater)
Sep 16 - International Day for the Preservation of the Ozone Layer
Sep 16 - Mercury Passes 0.05 Degrees from Mars
Sep 16 - Aten Asteroid 2014 RX22 Near-Earth Flyby (0.081 AU)
Sep 16 - Asteroid 7336 Saunders Closest Approach To Earth (0.237 AU)
Sep 17 - Comet P/2010 H2 (Vales) Perihelion (3.100 AU)
Sep 17 - Asteroid 18458 Caesar Closest Approach To Earth (1.535 AU)
Sep 17 - Asteroid 449 Hamburga Closest Approach To Earth (1.862 AU)
Sep 17 - Asteroid 15614 Pillinger Closest Approach To Earth (1.910 AU)
Sep 17 - 20th Anniversary (1997), Galileo, Callisto 10 Flyby
Sep 17 - Petr Pravec's 50th Birthday (1967)
Sep 17 - Konstantin Tsiolkovsky's 160th Birthday (1857)
Sep 18 - Asteroid 3917 Franz Schubert Closest Approach To Earth (1.346 AU)
Sep 18 - Asteroid 12790 Cernan Closest Approach To Earth (1.485 AU)
Sep 18 - Asteroid 19204 Joshuatree Closest Approach To Earth (1.526 AU)
Sep 18 - Asteroid 73079 Davidbaltimore Closest Approach To Earth (1.530 AU)
Sep 18 - Asteroid 9523 Torino Closest Approach To Earth (1.764 AU)
Sep 18 - Asteroid 2688 Halley Closest Approach To Earth (2.009 AU)
Sep 18 - Asteroid 15417 Babylon Closest Approach To Earth (2.918 AU)
Sep 18 - Edwin McMillan's 110th Birthday (1907)
Sep 18 - Adrien-Marie Legendre's 265th Birthday (1752)
Sep 19 - Asteroid 4444 Escher Closest Approach To Earth (1.142 AU)
Sep 19 - Asteroid 3763 Quianxuesen Closest Approach To Earth (1.478 AU)
Sep 19 - Asteroid 4037 Ikeya Closest Approach To Earth (1.746 AU)
Sep 19 - Yoshio Kushida's 60th Birthday (1957)
Sep 19 - Guy Consolmagno's 65th Birthday (1952)
Sep 20 - Comet C/2016 N4 (MASTER) Perihelion (3.228 AU)
Sep 20 - Apollo Asteroid 2008 CK70 Near-Earth Flyby (0.058 AU)
Sep 20 - Asteroid 1134 Kepler Closest Approach To Earth (0.506 AU)
Sep 20 - Asteroid 3341 Hartmann Closest Approach To Earth (1.335 AU)
Sep 20 - Asteroid 4148 McCartney Closest Approach To Earth (1.462 AU)
Sep 20 - Asteroid 31319 Vespucci Closest Approach To Earth (2.394 AU)
Sep 21 - Asteroid 8626 Melissarauch Closest Approach To Earth (2.030 AU)
Sep 21 - Asteroid 8624 Kaleycuoco Closest Approach To Earth (2.201 AU)
Sep 21 - Asteroid 52422 LPL Closest Approach To Earth (2.631 AU)
Sep 22 - Autumnal Equinox, 20:02 UT
Sep 22 - Asteroid 3749 Balam (2 Moons) Closest Approach To Earth (1.311 AU)
* Sep 23 - Comet C/2015 ER61 (PANSTARRS) Closest Approach To Earth (1.663 AU)
Sep 23 - Asteroid 85185 Lederman Closest Approach To Earth (0.895 AU)
Sep 23 - Kuiper Belt Object 2010 RE64 At Opposition (51.283 AU)
Sep 23 - 55th Anniversary (1962), "The Jetsons" TV Debut
Sep 24 - Comet 237P/LINEAR Closest Approach To Earth (2.208 AU)
Sep 24 - Asteroid 13752 Grantstokes Closest Approach To Earth (1.088 AU)
Sep 24 - Asteroid 3174 Alcock Closest Approach To Earth (1.956 AU)
Sep 24 - Kuiper Belt Object 120347 Salacia At Opposition (43.815 AU)
Sep 24 - 165th Anniversary (1852), Henri Giffard Makes 1st Powered and Controlled Flight
Sep 25 - Spektr-RG Zenit-3F Launch
Sep 25 - Comet 213P/Van Ness Perihelion (1.983 AU)
Sep 25 - Comet 213P-B/Van Ness Perihelion (1.983 AU)
Sep 25 - Asteroid 10797 Guatemala Closest Approach To Earth (1.539 AU)
Sep 25 - Asteroid 2266 Tchaikovsky Closest Approach To Earth (2.195 AU)
Sep 25 - 20th Anniversary (1997), STS-86 Launch (Space Shuttle, Atlantis, Mir
Space Station)
Sep 25 - 25th Anniversary (1992), Mars Observer Launch
Sep 25-Oct 01 - Astronomy Week
Sep 26 - Comet C/2016 Q4 (Kowalski) Closest Approach To Earth (6.117 AU)
Sep 26 - Comet C/2016 Q4 (Kowalski) At Opposition (6.117 AU)
Sep 26 - Apollo Asteroid 5189 (1990 UQ) Near-Earth Flyby (0.061 AU)
Sep 26 - Amor Asteroid 3757 Anagolay Closest Approach To Earth (1.094 AU)
Sep 26 - Harrison Brown's 100th Birthday (1917)
Sep 27 - Dwarf Planet Ceres Occults 2UCAC 40015030 (12.2 Magnitude Star)
Sep 27 - Asteroid 90022 Apache Point Closest Approach To Earth (1.573 AU)
Sep 27 - Centaur Object 2015 JH1 At Opposition (4.699 AU)
Sep 27 - Kuiper Belt Object 308933 (2006 SQ372) At Opposition (26.842 AU)
Sep 27 - 10th Anniversary (2007), Dawn Launch (Asteroid Orbiter Mission)
Sep 27 - 20th Anniversary (1997), Last Transmission From Mars Pathfinder
Sep 28 - Asteroid 71885 Denning Closest Approach To Earth (1.273 AU)
Sep 28 - Asteroid 15783 Briancox Closest Approach To Earth (2.027 AU)
Sep 28 - 55th Anniversary (1962), Alouette 1 Launch (Canada's 1st Satellite)
Sep 29 - Apollo Asteroid 1989 VB Near-Earth Flyby (0.020 AU)
Sep 29 - Asteroid 4716 Urey Closest Approach To Earth (2.339 AU)
Sep 29 - Plutino 469372 (2001 QF298) At Opposition (42.446 AU)
Sep 29 - 40th Anniversary (1977), Salyut 6 Space Station Launch
Sep 29 - Asteroid 4716 Urey Closest Approach To Earth (2.339 AU)
Sep 29 - Plutino 469372 (2001 QF298) At Opposition (42.446 AU)
Sep 30 - Astronomy Day
Sep 30 - Soyuz MS-6 Soyuz-FG Launch (International Space Station 52S)
Sep 30 - SES-14/GOLD Falcon 9 Launch
Sep 30 - Comet 9P/Tempel Closest Approach To Earth (2.560 AU)
Sep 30 - Aten Asteroid 2015 SO2 Near-Earth Flyby (0.066 AU)
Sep 30 - Asteroid 6735 Madhatter Closest Approach To Earth (1.084 AU)
Sep 30 - Asteroid 6296 Cleveland Closest Approach To Earth (1.168 AU)
Sep 30 - Asteroid 327695 Yokoono Closest Approach To Earth (1.578 AU)

October 2017
Oct ?? - SBIRS GEO-4 Atlas 5 Launch
Oct ?? - Zhang Jiaxiang's 85th Birthday (1932)
Oct 01 - NROL-52 Atlas 5 Launch
Oct 01 - Dwarf Planet Ceres Occults TYC 1928-00279-1 (11.0 Magnitude Star)
Oct 01 - Apollo Asteroid 2015 XE Near-Earth Flyby (0.083 AU)
Oct 01 - Kuiper Belt Object 2015 RR245 At Opposition (62.481 AU)
Oct 01 - 170th Anniversary (1847), Maria Mitchell Discovers Comet C/1847 T1
Oct 02 - Comet P/2013 YG46 (Spacewatch) Closest Approach To Earth (1.679 AU)
Oct 02 - Aten Asteroid 2004 QA22 Near-Earth Flyby (0.066 AU)
Oct 02 - Asteroid 763 Cupido Closest Approach To Earth (0.877 AU)
Oct 02 - Asteroid 36800 Katarinawitt Closest Approach To Earth (1.085 AU)
Oct 02 - Asteroid 6487 Tonyspear Closest Approach To Earth (1.288 AU)
Oct 02 - Asteroid 19620 Auckland Closest Approach To Earth (1.690 AU)
Oct 02 - Asteroid 14965 Bonk Closest Approach To Earth (1.793 AU)
Oct 02 - Frank Malina's 105th Birthday (1912)
Oct 03 - Asteroid 10111 Frensel Closest Approach To Earth (1.621 AU)
Oct 03 - Asteroid 171381 Taipei Closest Approach To Earth (1.769 AU)
Oct 03 - Binary Asteroid 90 Antiope Closest Approach To Earth (1.835 AU)
Oct 03 - 55th Anniversary (1962), Sigma 7 Launch (Walter Schirra)
Oct 03 - 55th Anniversary (1962), Zagami Meteorite Fall (Mars Meteorite)
Oct 03 - 75th Anniversary (1942), 1st Successful Test Launch of the German A-4 Rocket (V-2)
Oct 04 - Aten Asteroid 2004 TD10 Near-Earth Flyby (0.085 AU)
Oct 04 - Apollo Asteroid 4197 Morpheus Closest Approach To Earth (0.474 AU)
Oct 04 - Asteroid 9781 Jubjubbird Closest Approach To Earth (1.273 AU)
Oct 04 - Christen Longomontanus' 455th Birthday (1562)
Oct 04 - 10th Anniversary (2007), Kaguya (Selene 1) Moon Orbit Insertion,
Oct 04 - 60th Anniversary (1957), Sputnik 1 Launch
Oct 04-10 - World Space Week
* Oct 05 - Venus Passes 0.2 Degrees From Mars
Oct 05 - Asteroid 17058 Rocknroll Closest Approach To Earth (1.547 AU)
Oct 05 - Asteroid 671 Carnegia Closest Approach To Earth (2.044 AU)
Oct 05 - European Southern Observatory's (ESO) 55th Birthday (1962)
Oct 05 - Robert Goddard's 135th Birthday (1882)
Oct 05 - Giorgio Abetti's 135th Birthday (1882)
Oct 06 - Asteroid 277 Elvira Occults HIP 116323 (5.9 Magnitude Star)
Oct 06 - Apollo Asteroid 2011 TB4 Near-Earth Flyby (0.065 AU)
Oct 06 - Asteroid 916 America Closest Approach To Earth (0.830 AU)
Oct 06 - Asteroid 35978 Arlington Closest Approach To Earth (1.459 AU)
Oct 06 - Asteroid 9325 Stonehenge Closest Approach To Earth (1.552 AU)
Oct 06 - Asteroid 15550 Sydney Closest Approach To Earth (1.672 AU)
Oct 06 - Nevil Maskelyne's 285th Birthday (1732)
* Oct 07 - Comet P/2016 P1 (PANSTARRS) At Opposition (3.049 AU)
Oct 07 - Asteroid 3 Juno Occults 2UCAC 27345728 (12.2 Magnitude Star)
Oct 07 - Asteroid 293909 Matterhorn Closest Approach To Earth (1.853 AU)
Oct 07 - Kuiper Belt Object 2008 ST291 At Opposition (59.575 AU)
Oct 07 - 15th Anniversary (2002), STS-112 Launch (Space Shuttle Atlantis, International Space Station)
Oct 07 - 15th Anniversary (2002), Founding of the B612 Foundation
Oct 07 - Donald Machholz's 65th Birthday (1952)
Oct 07 - Franz Suess' 150th Birthday (1867)
Oct 08 - Asteroid 134346 Pinatubo Closest Approach To Earth (0.924 AU)
Oct 08 - Asteroid 5819 Lauretta Closest Approach To Earth (1.285 AU)
Oct 08 - Asteroid 56678 Alicewessen Closest Approach To Earth (1.740 AU)
Oct 08 - 25th Anniversary (1992), Pioneer Venus' Burnup in Venus' Atmosphere
Oct 09 - Draconids Meteor Shower Peak
Oct 09 - Asteroid 300221 Brucebills Closest Approach To Earth (1.682 AU)
Oct 09 - Asteroid 51825 Davidbrown Closest Approach To Earth (1.807 AU)
Oct 09 - Asteroid 230975 Rogerfederer Closest Approach To Earth (1.881 AU)
Oct 09 - Asteroid 15371 Steward Closest Approach To Earth (1.923 AU)
Oct 09 - Asteroid 16046 Gregnorman Closest Approach To Earth (2.407 AU)
Oct 09 - 25th Anniversary (1992), Peekskill Meteorite Fall (Hit Car in New York)
Oct 09 - Yury Usachev's 60th Birthday (1957)
Oct 10 - Asteroid 16897 (1998 DH10) Occults HIP 20804 (5.9 Magnitude Star)
Oct 10 - Asteroid 30857 Parsec Closest Approach To Earth (0.999 AU)
Oct 10 - Asteroid 2001 Einstein Closest Approach To Earth (1.146 AU)
Oct 10 - Asteroid 264020 Stuttgart Closest Approach To Earth (1.494 AU)
Oct 10 - Asteroid 8623 Johnnygalecki Closest Approach To Earth (2.473 AU)
Oct 10 - 50th Anniversary (1967), Enactment of the Outer Space Treaty
Oct 10 - Michael Disney's 80th Birthday (1937)
Oct 11 - Comet 237P/LINEAR At Opposition (2.247 AU)
Oct 11 - Apollo Asteroid 2014 DQ Near-Earth Flyby (0.075 AU)
Oct 11 - Apollo Asteroid 2007 DM41 Near-Earth Flyby (0.090 AU)
Oct 11 - Asteroid 8208 Volta Closest Approach To Earth (1.275 AU)
Oct 11 - Asteroid 432971 Loving Closest Approach To Earth (1.552 AU)
Oct 11 - Kuiper Belt Object 303775 (2005 QU182) At Opposition (51.333 AU)
Oct 11 - 160th Anniversary (1857), Ohaba Meteorite Fall (Fell in Fruit Garden
in Romania)
* Oct 12 - Progress MS-7 Soyuz-2.1a Launch (International Space Station 68P)
Oct 12 - Apollo Asteroid 2012 TC4 Near-Earth Flyby (0.0009 AU)
Oct 12 - Apollo Asteroid 11500 Tomaiyowit Closest Approach To Earth (0.421 AU)
Oct 12 - Apollo Asteroid 4183 Cuno Closest Approach To Earth (1.473 AU)
Oct 12 - Jake Garn's 85th Birthday (1932)
Oct 13 - Comet 65P/Gunn Perihelion (2.910 AU)
Oct 13 - Apollo Asteroid 2014 UR116 Near-Earth Flyby (0.072 AU)
Oct 13 - Asteroid 5256 Farquhar Closest Approach To Earth (1.366 AU)
Oct 13 - Asteroid 6135 Billowen Closest Approach To Earth (1.768 AU)
Oct 13 - Kuiper Belt Object 19308 (1996 TO66) At Opposition (46.380 AU)
Oct 14 - Aten Asteroid 2005 TE49 Near-Earth Flyby (0.011 AU)
* Oct 14 - Apollo Asteroid 2016 UO41 Near-Earth Flyby (0.056 AU)
Oct 14 - Asteroid 14061 Nagincox Closest Approach To Earth (1.130 AU)
Oct 14 - Asteroid 7328 Casanova Closest Approach To Earth (1.199 AU)
Oct 14 - Asteroid 12574 LONEOS Closest Approach To Earth (1.638 AU)
Oct 14 - Asteroid 9725 Wainscoat Closest Approach To Earth (1.671 AU)
Oct 14 - Asteroid 1618 Dawn Closest Approach To Earth (1.883 AU)
Oct 14 - 70th Anniversary (1947), Chuck Yeager Breaks Sound Barrier
Oct 15 - Comet 9P/Tempel At Opposition (2.591 AU)
Oct 15 - Apollo Asteroid 2013 UM9 Near-Earth Flyby (0.039 AU)
Oct 15 - Apollo Asteroid 2012 EN5 Near-Earth Flyby (0.090 AU)
Oct 15 - Asteroid 136 Austria Closest Approach To Earth (1.206 AU)
Oct 15 - Asteroid 32096 Puckett Closest Approach To Earth (1.394 AU)
Oct 15 - Asteroid 5720 Halweaver Closest Approach To Earth (1.528 AU
Oct 15 - 20th Anniversary (1997), Cassini Launch (Saturn Orbiter)
Oct 15 - 45th Anniversary (1972), Valera Meteorite Fall (Hit Cow in Venezuela)
* Oct 16 - Progress MS-8 Soyuz-2.1a Launch (International Space Station 69P)
Oct 16 - Asteroid 224 Oceana Closest Approach To Earth (1.681 AU)
Oct 16 - Asteroid 294727 Dennisritchie Closest Approach To Earth (2.223 AU)
Oct 17 - Comet 340P/Boattini Closest Approach To Earth (2.497 AU)
Oct 17 - Amor Asteroid 2011 PT Near-Earth Flyby (0.058 AU)
Oct 17 - Asteroid 4511 Rembrandt Closest Approach To Earth (1.361 AU)
Oct 17 - Asteroid 7554 Johnspencer Closest Approach To Earth (2.759 AU)
Oct 17 - Dwarf Planet 136199 Eris At Opposition (95.195 AU)
Oct 17 - 5th Anniversary (2012), Novato Meteorite Fall in California (Hit House)
Oct 18 - 50th Anniversary (1967), Venera 4, Venus Landing
* Oct 18 - Mercury Passes 1.0 Degrees from Jupiter
* Oct 18 - Comet P/2016 P2 (PANSTARRS) At Opposition (3.490 AU)
Oct 18 - Aten Asteroid 2006 TU7 Near-Earth Flyby (0.048 AU)
Oct 18 - Kuiper Belt Object 202421 (2005 UQ513) At Opposition (47.230 AU)
Oct 18 - 40th Anniversary (1977), Charles Kowal's Discovery of Chiron
Oct 18 - Pascual Jordan's 115th Birthday (1902)
Oct 18 - 120th Anniversary (1897), Delhi Meteorite Fall in India
Oct 18 - Carl Kiess' 130th Birthday (1887)
Oct 18 - 170th Anniversary (1847), John Hind's Discovery of Asteroid 8 Flora
Oct 19 - Uranus At Opposition
* Oct 18 - Comet P/2016 P2 (PANSTARRS) At Opposition (3.490 AU)
Oct 19 - Asteroid 8489 Boulder Closest Approach To Earth (2.432 AU)
Oct 19 - 50th Anniversary (1967), Mariner 5, Venus Flyby
Oct 20 - Comet 337P/WISE Closest Approach To Earth (2.766 AU)
Oct 20 - Aten Asteroid 2014 UR Near-Earth Flyby (0.064 AU)
Oct 20 - Asteroid 11836 Eileen Closest Approach To Earth (0.778 AU)
Oct 20 - Asteroid 4446 Carolyn Closest Approach To Earth (2.678 AU)
Oct 20 - Christopher Wren's 385th Birthday (1632)
Oct 21 - Orionids Meteor Shower Peak
Oct 21 - Comet P/2013 YG46 (Spacewatch) At Opposition (1.728 AU)
Oct 21 - Asteroid 69263 Big Ben Closest Approach To Earth (1.152 AU)
Oct 21 - Asteroid 1584 Fuji Closest Approach To Earth (1.621 AU)
Oct 21 - Asteroid 30439 Moe Closest Approach To Earth (1.657 AU)
Oct 21 - Asteroid 5661 Hildebrand Closest Approach To Earth (2.606 AU)
Oct 21 - Yerkes Observatory's 120th Birthday (1897)
Oct 22 - Dwarf Planet Ceres Occults TYC 1943-00104-1 (12.1 Magnitude Star)
Oct 22 - Apollo Asteroid 171576 (1999 VP11) Near-Earth Flyby (0.015 AU)
Oct 22 - Apollo Asteroid 2010 VT11 Near-Earth Flyby (0.089 AU)
Oct 22 - Asteroid 4701 Milani Closest Approach To Earth (1.333 AU)
Oct 22 - Asteroid 227 Philosophia Closest Approach To Earth (2.730 AU)
Oct 22 - Kuiper Belt Object 308379 (2005 RS43) At Opposition (42.562 AU)
Oct 22 - 25th Anniversary (1992), STS-52 Launch (Space Shuttle Columbia, LAGEOS II)
Oct 23 - Apollo Asteroid 2008 GH110 Near-Earth Flyby (0.087 AU)
Oct 23 - Asteroid 8992 Magnanimity Closest Approach To Earth (1.190 AU)
Oct 23 - Aten Asteroid 3362 Khufu Closest Approach To Earth (1.281 AU)
Oct 23 - Asteroid 13606 Bean Closest Approach To Earth (1.593 AU)
Oct 23 - Asteroid 15092 Beegees Closest Approach To Earth (2.018 AU)
Oct 23 - Centaur Object 2015 KJ153 At Opposition (4.876 AU)
Oct 23 - Neptune Trojan 2011 SO277 At Opposition (29.507 AU)
Oct 23 - 10th Anniversary (2007), STS-120 Launch (Space Shuttle Discovery, International Space Station)
* Oct 24 - Comet C/2016 U1 (NEOWISE) At Opposition (3.653 AU)
Oct 24 - Aten Asteroid 2016 GK135 Near-Earth Flyby (0.077 AU)
Oct 24 - Aten Asteroid 2008 TC4 Near-Earth Flyby (0.086 AU)
Oct 24 - Asteroid 7041 Nantucket Closest Approach To Earth (0.959 AU)
Oct 24 - Asteroid 3905 Doppler Closest Approach To Earth (1.067 AU)
Oct 24 - Asteroid 7644 Cslewis Closest Approach To Earth (1.288 AU)
Oct 24 - Apollo Asteroid 2201 Oljato Closest Approach To Earth (2.063 AU)
Oct 24 - Asteroid 10379 Lake Placid Closest Approach To Earth (2.593 AU)
Oct 25 - Aten Asteroid 2013 UR5 Near-Earth Flyby (0.085 AU)
Oct 25 - Asteroid 9766 Bradbury Closest Approach To Earth (1.414 AU)
Oct 25 - Asteroid 4547 Massachusetts Closest Approach To Earth (1.465 AU)
Oct 25 - Asteroid 2039 Payne-Gaposchkin Closest Approach To Earth (2.267 AU)
Oct 25 - Kuiper Belt Object 55636 (2002 TX300) At Opposition (41.567 AU)
Oct 25 - Henry Russell's 140th Birthday (1877)
Oct 26 - Comet 340P/Boattini At Opposition (2.508 AU)
Oct 26 - Asteroid 4416 Ramses Closest Approach To Earth (0.813 AU)
Oct 26 - Asteroid 5725 Nordlingen Closest Approach To Earth (1.737 AU)
Oct 26 - Asteroid 7100 Martin Luther Closest Approach To Earth (1.806 AU)
Oct 26 - Asteroid 4772 Frankdrake Closest Approach To Earth (1.951 AU)
Oct 26 - Asteroid 8721 AMOS Closest Approach To Earth (2.825 AU)
Oct 26 - Gaetano Crocco's 140th Birthday (1877)
Oct 27 - Asteroid 1336 Zeelandia Occults HIP 36152 (6.5 Magnitude Star)
Oct 27 - Asteroid 3414 Champollion Closest Approach To Earth (1.054 AU)
Oct 27 - Asteroid 2999 Dante Closest Approach To Earth (1.231 AU)
Oct 27 - Asteroid 7028 Tachikawa Closest Approach To Earth (1.793 AU)
Oct 27 - Asteroid 30440 Larry Closest Approach To Earth (2.509 AU)
Oct 27 - Neptune Trojan 2001 QR322 At Opposition (29.099 AU)
Oct 28 - Asteroid 12773 Lyman Closest Approach To Earth (1.492 AU)
Oct 28 - Apollo Asteroid 29075 (1950 DA) Closest Approach To Earth (1.577 AU)
Oct 28 - 80th Anniversary (1937), Karl Reinmuth's Discovery of Asteroid 69230
Hermes
Oct 29 - European Summer Time Ends - Set Clock Back 1 Hour (European Union)
Oct 29 - Asteroid 73520 Boslough Closest Approach To Earth (1.274 AU)
Oct 29 - Apollo Asteroid 161989 Cacus Closest Approach To Earth (1.274 AU)
Oct 29 - Asteroid 17627 Humptydumpty Closest Approach To Earth (1.959 AU)
Oct 29 - Apollo Asteroid 2212 Hephaistos Closest Approach To Earth (2.646 AU)
Oct 29 - Centaur Object 49036 Pelion At Opposition (19.848 AU)
Oct 29 - Centaur Object 20461 Dioretsa At Opposition (28.552 AU)
Oct 29 - Kuiper Belt Object 15760 (1992 QB1) At Opposition (40.320 AU)
Oct 30 - Aten Asteroid 3753 Cruithne Closest Approach To Earth (0.526 AU)
Oct 30 - Asteroid 4337 Arecibo Closest Approach To Earth (2.564 AU)
Oct 30 - Neptune Trojan 2014 QO441 At Opposition (32.300 AU)
Oct 30 - Kuiper Belt Object 42301 (2001 UR163) At Opposition (51.765 AU)
Oct 31 - Comet P/2016 G1 (PANSTARRS) Closest Approach To Earth (1.492 AU)
Oct 31 - Comet 123P/West-Hartley At Opposition (2.738 AU)
Oct 31 - Apollo Asteroid 2003 UV11 Near-Earth Flyby (0.038 AU)
Oct 31 - Asteroid 3783 Morris Closest Approach To Earth (1.177 AU)
Oct 31 - Asteroid 10958 Mont Blanc Closest Approach To Earth (1.315 AU)
Oct 31 - Asteroid 316020 Linshuhow Closest Approach To Earth (1.532 AU)
Oct 31 - Asteroid 32605 Lucy Closest Approach To Earth (2.450 AU)

November 2017
* Nov ?? - MLM (Nauka) Proton-M Launch
* Nov 01 - Asteroid 46610 Besixdouz Closest Approach To Earth (0.883 AU)
* Nov 01 - Asteroid 8003 Kelvin Closest Approach To Earth (1.019 AU)
* Nov 01 - Asteroid 1677 Tycho Brahe Closest Approach To Earth (1.643 AU)
* Nov 01 - Plutino 47171 (1999 TC36) At Opposition (29.598 AU)
* Nov 02 - 100th Anniversary (1917), Mount Wilson 100-inch Telescope First Light
* Nov 02 - Apollo Asteroid 1989 UP Near-Earth Flyby (0.055 AU)
* Nov 02 - Aten Asteroid 2009 UZ87 Near-Earth Flyby (0.068 AU)
* Nov 02 - Asteroid 85197 Ginkgo Closest Approach To Earth (0.872 AU)
* Nov 02 - Asteroid 2597 Arthur Closest Approach To Earth (1.542 AU)
* Nov 02 - Asteroid 3767 DiMaggio Closest Approach To Earth (1.979 AU)
* Nov 02 - Kuiper Belt Object 2014 UM33 At Opposition (42.855 AU)
* Nov 02 - 15th Anniversary (2002), Stardust, Asteroid 5535 Annefrank Flyby
* Nov 02 - 70th Anniversary (1947), Howard Hughes Flies the Spruce Goose
* Nov 03 - Taurids Meteor Shower Peak
* Nov 03 - Comet 219P/LINEAR Closest Approach To Earth (1.883 AU)
* Nov 03 - Apollo Asteroid 2015 WA2 Near-Earth Flyby (0.093 AU)
* Nov 03 - Asteroid 22824 von Neumann Closest Approach To Earth (1.062 AU)
* Nov 03 - Asteroid 1655 Comas Sola Closest Approach To Earth (1.248 AU)
* Nov 03 - Asteroid 3192 A'Hearn Closest Approach To Earth (1.472 AU)
* Nov 03 - Asteroid 31664 Randiiwessen Closest Approach To Earth (1.713 AU)
* Nov 03 - Asteroid 3524 Schulz Closest Approach To Earth (1.722 AU)
* Nov 03 - Asteroid 4768 Hartley Closest Approach To Earth (1.804 AU)
* Nov 03 - Apollo Asteroid 4486 Mithra Closest Approach To Earth (2.285 AU)
* Nov 03 - Asteroid 5515 Naderi Closest Approach To Earth (2.289 AU)
* Nov 03 - Kuiper Belt Object 120348 (2004 TY364) At Opposition (38.116 AU)
* Nov 03 - 60th Anniversary (1957), Sputnik 2 Launch (Laika Dog)
* Nov 04 - Comet 337P/WISE At Opposition (2.798 AU)
* Nov 04 - Aten Asteroid 365424 (2010 KX7) Near-Earth Flyby (0.096 AU)
* Nov 04 - Asteroid 3430 Bradfield Closest Approach To Earth (1.713 AU)
* Nov 04 - Asteroid 3975 Verdi Closest Approach To Earth (1.802 AU)
* Nov 05 - Daylight Saving - Set Clock Back 1 Hour (United States)
* Nov 05 - Comet P/2014 E1 (Larson) At Opposition (4.292 AU)
* Nov 05 - Asteroid 1065 Amundsenia Closest Approach To Earth (1.198 AU)
* Nov 05 - Plutino 144897 (2004 UX10) At Opposition (38.267 AU)
* Nov 05 - Kuiper Belt Object 2014 UZ224 At Opposition (90.202 AU)
* Nov 05 - 10th Anniversary (2007), Chang'e 1, Moon Orbit Insertion
* Nov 05 - 15th Anniversary (2002), Galileo, Amalthea 34 Flyby
* Nov 05 - John Alcock's 125th Birthday (1893)
* Nov 06 - Apollo Asteroid 2004 GD Near-Earth Flyby (0.068 AU)
* Nov 06 - Apollo Asteroid 1865 Cerberus Closest Approach To Earth (0.397 AU)
* Nov 06 - Aten Asteroid 2340 Hathor Closest Approach To Earth (0.503 AU)
* Nov 06 - Asteroid 8621 Jimparsons Closest Approach To Earth (2.223 AU)
* Nov 06 - Neptune Trojan 2006 RJ103 At Opposition (29.260 AU)
* Nov 06 - Kuiper Belt Object 55637 (2002 UX25) At Opposition (39.623 AU)
* Nov 06 - Kuiper Belt Object 84522 (2002 TC302) At Opposition (43.644 AU)
* Nov 06 - 20th Anniverary (1997), Galileo, Europa 11 Flyby
* Nov 07 - 50th Anniversary (1967), Surveyor 6 Launch (Moon Lander)
* Nov 07 - Asteroid 5049 Sherlock Closest Approach To Earth (0.928 AU)
* Nov 07 - Asteroid 4825 Ventura Closest Approach To Earth (0.948 AU)
* Nov 07 - Asteroid 991 McDonalda Closest Approach To Earth (2.093 AU)
* Nov 07 - 525th Anniversary (1492), Ensisheim Meteorite Fall in Austria
* Nov 08 - Comet 183P/Korlevic-Juric Perihelion (3.879 AU)
* Nov 08 - Asteroid 6560 Pravdo Closest Approach To Earth (1.616 AU)
* Nov 08 - Asteroid 469 Argentina Closest Approach To Earth (2.560 AU)
* Nov 08 - 25th Anniversary (1992), Geotail, 3rd Moon Flyby
* Nov 08 - 35th Anniversary (1982), Wethersfield Meteorite Fall (Hit House)
* Nov 08 - Margaret Rhea Seddon's 70th Birthday (1947)
* Nov 08 - Ben Bova's 85th Birthday (1932)
* Nov 09 - Comet P/2016 G1 (PANSTARRS) At Opposition (1.503 AU)
* Nov 09 - Asteroid 5392 Parker Closest Approach To Earth (1.512 AU)
* Nov 09 - Apollo Asteroid 6239 Minos Closest Approach To Earth (1.666 AU)
* Nov 09 - Asteroid 3202 Graff Closest Approach To Earth (2.739 AU)
* Nov 09 - 50th Anniversary (1967), 1st Saturn V Launch (Apollo 4)
* Nov 10 - Asteroid 207563 Toscana Closest Approach To Earth (1.983 AU)
* Nov 10 - Asteroid 10792 Ecuador Closest Approach To Earth (2.013 AU)
* Nov 10 - Asteroid 19482 Harperlee Closest Approach To Earth (2.595 AU)
* Nov 11 - Apollo Asteroid 2005 XB1 Near-Earth Flyby (0.096 AU)
* Nov 11 - Asteroid 3173 McNaught Closest Approach To Earth (1.344 AU)
* Nov 11 - Asteroid 22521 ZZ Top Closest Approach To Earth (1.517 AU)
* Nov 11 - Asteroid 8990 Compassion Closest Approach To Earth (2.428 AU)
* Nov 11 - 35th Anniversary (1982), STS-5 Launch (Space Shuttle Columbia)
* Nov 11 - 445th Anniversary (1572), Tycho Brahe's Observation of SN1572
* Nov 12 - Comet C/2015 ER61 (PANSTARRS) At Opposition (1.905 AU)
* Nov 12 - Comet 123P/West-Hartley Closest Approach To Earth (2.717 AU)
* Nov 12 - Asteroid 18235 Lynden-Bell Closest Approach To Earth (1.901 AU)
* Nov 12 - Richard Truly's 80th Birthday (1937)
* Nov 13 - Venus Passes 0.3 Degrees from Jupiter
* Nov 13 - Comet 219P/LINEAR At Opposition (1.902 AU)
* Nov 13 - Apollo Asteroid 326354 (2000 SJ344) Near-Earth Flyby (0.073 AU)
* Nov 13 - Asteroid 4589 McDowell Closest Approach To Earth (1.194 AU)
* Nov 13 - Asteroid 2873 Binzel Closest Approach To Earth (1.540 AU)
* Nov 13 - Asteroid 144296 Steviewonder Closest Approach To Earth (1.682 AU)
* Nov 13 - 10th Anniversary (2007), Rosetta, 2nd Earth Flyby
* Nov 15 - Asteroid 3154 Grant Closest Approach To Earth (1.573 AU)
* Nov 15 - Asteroid 19535 Rowanatkinson Closest Approach To Earth (1.612 AU)
* Nov 15 - Asteroid 228029 MANIAC Closest Approach To Earth (1.813 AU)
* Nov 15 - Kuiper Belt Object 2012 VP113 At Opposition (82.656 AU)
* Nov 16 - Comet 24P/Schaumasse Perihelion (1.208 AU)
* Nov 16 - Apollo Asteroid 2000 UO30 Near-Earth Flyby (0.074 AU)
* Nov 16 - Apollo Asteroid 2013 TK69 Near-Earth Flyby (0.082 AU)
* Nov 16 - Asteroid 23638 Nagano Closest Approach To Earth (1.300 AU)
* Nov 16 - Asteroid 24997 Petergabriel Closest Approach To Earth (1.418 AU)
* Nov 16 - Asteroid 1288 Santa Closest Approach To Earth (1.809 AU)
* Nov 16 - Asteroid 2919 Dali Closest Approach To Earth (2.421 AU)
* Nov 16 - 40th Anniversary (1977), "Close Encounters of the Third Kind" Released
* Nov 16 - 165th Anniversary (1852), Hermann Goldschmidt's Discovery of Asteroid 21 Lutetia
* Nov 16 - Jean le Rond d'Alembert's 300th Birthday (1717)
* Nov 17 - 50th Anniversary (1967), 1st Successful Lift-Off from Lunar Surface (Surveyor 6)
* Nov 17 - Leonids Meteor Shower Peak
* Nov 17 - Apollo Asteroid 444584 (2006 UK) Near-Earth Flyby (0.022 AU)
* Nov 17 - Neptune Trojan 2007 VL305 At Opposition (27.240 AU)
* Nov 17 - Plutino 2003 UZ413 At Opposition (42.874 AU)
* Nov 17 - Henry Gellibrand's 420th Birthday (1597)
* Nov 18 - Asteroid 1640 Nemo Closest Approach To Earth (0.946 AU)
* Nov 18 - Asteroid 4922 Leshin Closest Approach To Earth (1.204 AU)
* Nov 18 - Asteroid 484 Pittsburghia Closest Approach To Earth (1.727 AU)
* Nov 18 - Asteroid 4356 Marathon Closest Approach To Earth (2.269 AU)
* Nov 18 - Neptune Trojan 2011 WG157 At Opposition (29.819 AU)
* Nov 18 - Kuiper Belt Object 2010 VK201 At Opposition (47.069 AU)
* Nov 18 - Louis Daguerre's 230th Birthday (1787)
* Nov 19 - Asteroid 63163 Jerusalem Closest Approach To Earth (1.319 AU)
* Nov 19 - Asteroid 184011 Andypuckett Closest Approach To Earth (1.675 AU)
* Nov 19 - Plutino 84719 (2002 VR128) At Opposition (38.566 AU)
* Nov 19 - Kuiper Belt Object 90377 Sedna At Opposition (84.262 AU)
* Nov 19 - 20th Anniversary (1997), STS-87 Launch (Space Shuttle Columbia)
* Nov 19 - Eleanor Helin's 85th Birthday (1932)
* Nov 19 - Keith Runcorn's 95th Birthday (1922)
* Nov 20 - Mars Summer Solstice http://www.planetary.org/explore/space-topics/mars/mars-calendar.html
* Nov 20 - Comet 236P/LINEAR Perihelion (1.837 AU)
* Nov 20 - Asteroid 9387 Tweeddledee Closest Approach To Earth (0.944 AU)
* Nov 20 - Asteroid 2579 Spartacus Closest Approach To Earth (1.384 AU)
* Nov 20 - Asteroid 5450 Sokrates Closest Approach To Earth (1.581 AU)
* Nov 20 - Asteroid 8630 Billprady Closest Approach To Earth (1.619 AU)
* Nov 20 - Asteroid 6154 Stevesynnott Closest Approach To Earth (1.700 AU)
* Nov 20 - Apollo Asteroid 3671 Dionysus Closest Approach To Earth (1.781 AU)
* Nov 20 - Asteroid 54439 Topeka Closest Approach To Earth (2.089 AU)
* Nov 20 - Otto von Guericke's 415th Birthday (1602)
* Nov 21 - Aten Asteroid 234145 (2000 EW70) Near-Earth Flyby (0.086 AU)
* Nov 21 - Apollo Asteroid 163696 (2003 EB50) Near-Earth Flyby (0.094 AU)
* Nov 21 - Asteroid 84225 Verish Closest Approach To Earth (1.152 AU)
* Nov 21 - Asteroid 16155 Buddy Closest Approach To Earth (1.369 AU)
* Nov 21 - Asteroid 342843 Davidbowie Closest Approach To Earth (1.620 AU)
* Nov 21 - Asteroid 2985 Shakespeare Closest Approach To Earth (1.897 AU)
* Nov 21 - Asteroid 4442 Garcia Closest Approach To Earth (2.501 AU)
* Nov 22 - Aten Asteroid 2016 LO1 Near-Earth Flyby (0.097 AU)
* Nov 22 - Asteroid 8444 Popovich Closest Approach To Earth (1.129 AU)
* Nov 22 - Asteroid 2228 Soyuz-Apollo Closest Approach To Earth (1.576 AU)
* Nov 22 - Asteroid 118945 Rikhill Closest Approach To Earth (2.288 AU)
* Nov 22 - Alan Stern's 60th Birthday (1957)
* Nov 22 - Vladimir Damgov's 70th Birthday (1947)
* Nov 22 - Guy Bluford's 75th Birthday (1942)
* Nov 22 - 110th Anniverseary (1907), Meteorite Fall in Bali, Central African Republic
* Nov 23 - Comet C/2016 A1 (PANSTARRS) Perihelion (5.330 AU)
* Nov 23 - Aten Asteroid 2009 BL71 Near-Earth Flyby (0.079 AU)
* Nov 23 - Asteroid 35977 Lexington Closest Approach To Earth (1.228 AU)
* Nov 23 - Asteroid 11714 Mikebrown Closest Approach To Earth (1.818 AU)
* Nov 23 - Centaur Object 54598 Bienor At Opposition (13.867 AU)
* Nov 23 - 15th Anniversary (2002), STS-113 Launch (Space Shuttle Endeavour, International Space Station)
* Nov 23 - 40th Anniversary (1977), Meteosat 1 Launch (ESA's 1st Satellite)
* Nov 24 - Mercury At Its Greatest Eastern Elongation (22 Degrees)
* Nov 24 - Asteroid 5451 Plato Closest Approach To Earth (1.870 AU)
* Nov 24 - Asteroid 12490 Leiden Closest Approach To Earth (2.546 AU)
* Nov 25 - Apollo Asteroid 3361 Orpheus Near-Earth Flyby (0.061 AU)
* Nov 25 - Asteroid 3043 San Diego Closest Approach To Earth (0.933 AU)
* Nov 25 - Asteroid 5020 Asimov Closest Approach To Earth (1.171 AU)
* Nov 25 - Asteroid 2246 Bowell Closest Approach To Earth (3.108 AU)
* Nov 26 - Asteroid 335 Roberta Occults HIP 18724 (3.4 Magnitude Star)
* Nov 26 - Asteroid 7645 Pons Closest Approach To Earth (1.075 AU)
* Nov 26 - Asteroid 9253 Oberth Closest Approach To Earth (1.357 AU11)
* Nov 26 - Asteroid 3297 Hong Kong Closest Approach To Earth (1.642 AU)
* Nov 26 - Asteroid 10957 Alps Closest Approach To Earth (1.674 AU)
* Nov 26 - Asteroid 214476 Stephencolbert Closest Approach To Earth (2.311 AU) * Nov 26 - Boris Yegorov's 80th Birthday (1937)
* Nov 27 - Asteroid 3635 Kreutz Closest Approach To Earth (0.728 AU)
* Nov 27 - Asteroid 9777 Enterprise Closest Approach To Earth (1.741 AU)
* Nov 27 - Asteroid 7919 Prime Closest Approach To Earth (1.814 AU)
* Nov 27 - Asteroid 204852 Frankfurt Closest Approach To Earth (1.859 AU)
* Nov 27 - Asteroid 7758 Poulanderson Closest Approach To Earth (1.879 AU)
* Nov 27 - Jim Wetherbee's 65th Birthday (1952)
* Nov 28 - 50th Anniversary (1967), Discovery of 1st Pulsar by Jocelyn Bell & Antony Hewish
* Nov 28 - Mercury Passes 3.0 Degrees From Saturn
* Nov 28 - Asteroid 11947 Kimclijsters Closest Approach To Earth (2.369 AU)
* Nov 28 - Kuiper Belt Object 386723 (2009 YE7) At Opposition (49.823 AU)
* Nov 28 - 15th Anniversary (2002), Alsat 1 Launch (1st Algerian Satellite)
* Nov 29 - 50th Anniversary (1967), Wresat 1 Launch (Australia's 1st Satellite)

* Nov 29 - Aten Asteroid 2010 VD139 Near-Earth Flyby (0.013 AU)
* Nov 29 - Apollo Asteroid 1863 Antinous Closest Approach To Earth (2.692 AU)
* Nov 30 - Soyuz MS-7 Soyuz-FG Launch (International Space Station 53S)
* Nov 30 - Apollo Asteroid 2013 EC20 Closest Approach To Earth (1.681 AU)
* Nov 30 - Asteroid 242516 Lindseystirling Closest Approach To Earth (1.864 AU) * Nov 30 - Asteroid 310 Margarita Closest Approach To Earth (1.948 AU)
* Nov 30 - Asteroid 1345 Potomac Closest Approach To Earth (2.460 AU)
* Nov 30 - Asteroid 41488 Sinbad Closeset Approach To Earth (2.462 AU)

SEEN-BY: 154/30 2320/100 0 1 227/0