Calendar of Astronomical Events

Astronomical Calendar for 2017

January
1	The cluster Messier 41 is well placed
2	Close approach of the Moon and Venus Conjunction of the Moon and Venus Close approach of the Moon and Neptune Lunar occultation of Neptune Close approach of the Moon and Mars Lunar occultation of Mars Conjunction of the Moon and Mars
3	Quadrantid meteor shower 2017
4	The Earth at perihelion
5	Moon at First Quarter
6	134340 Pluto at solar conjunction
8	Supernova SN2017jd discovered
9	Close approach of the Moon and Collinder 50 Lunar occultation of Aldebaran The Moon at perigee
12	Full Moon Comet C/2016 U1 (NEOWISE) passes perihelion Venus at greatest elongation east
31	Venus at highest altitude in evening sky
12	Close approach of Venus and Neptune Conjunction of Venus and Neptune The Moon at aphelion
13	Mercury at dichotomy
14	Venus at dichotomy The cluster Messier 47 is well placed NGC 2403 is well placed Lunar occultation of Regulus
17	Asteroid 4 Vesta at opposition The cluster NGC 2451 is well placed
18	Conjunction of Ceres and Eris
19	γ-Ursae Minorid meteor shower 2017
18	Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter
14	Mercury at highest altitude in morning sky
19	Mercury at greatest elongation west Moon at Last Quarter
20	The cluster NGC 2516 is well placed
21	The Moon at apogee
23	The cluster NGC 2547 is well placed
24	Conjunction of the Moon and Saturn Close approach of the Moon and Saturn
25	Conjunction of the Moon and Mercury
26	The Moon at perihelion
27	New Moon
29	Conjunction of Mercury and Pluto
30	Lunar occultation of Neptune The Beehive cluster is well placed
31	Conjunction of the Moon and Venus Close approach of the Moon and Venus The Omicron Velorum cluster is well placed The cluster IC 2395 is well placed Conjunction of the Moon and Mars Close approach of the Moon and Mars

February
2	Close approach of Venus and Mars
3	Moon at First Quarter
5	Close approach of the Moon and Collinder 50 Lunar occultation of Aldebaran Jupiter enters retrograde motion
6	The Moon at perigee
7	Mercury at aphelion α-Centaurid meteor shower 2017
8	NGC 2808 is well placed
10	Full Moon Penumbral lunar eclipse
11	Lunar occultation of Regulus
12	The Moon at aphelion
15	Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter
16	Jupiter at aphelion
18	Venus at greatest brightness Moon at Last Quarter The Moon at apogee
19	Messier 81 is well placed Asteroid 14 Irene at opposition Asteroid 15 Eunomia at opposition
20	Venus at perihelion Conjunction of the Moon and Saturn Close approach of the Moon and Saturn The cluster NGC 3114 is well placed
21	Asteroid 9 Metis at opposition
23	The Moon at perihelion
26	Annular solar eclipse New Moon Close approach of Mars and Uranus
27	Conjunction of Mars and Uranus The cluster IC 2581 is well placed

March
1	Conjunction of the Moon and Mars Close approach of the Moon, Mars and Uranus Neptune at solar conjunction
2	Asteroid 29 Amphitrite at opposition The Moon at perigee
3	The Theta Carinae cluster is well placed
4	Close approach of the Moon and Collinder 50 Lunar occultation of Aldebaran
5	Moon at First Quarter
6	Supernova SN2017bzb discovered Supernova SN2017bzc discovered Mercury at superior solar conjunction
8	The Wishing Well cluster is well placed
9	Supernova SN2017cbv discovered
10	Lunar occultation of Regulus
12	Full Moon
13	Comet 2P/Encke passes perihelion
14	γ-Normid meteor shower 2017 Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter
15	The Moon at aphelion
16	Supernova SN2017cfd discovered
17	Comet 2P/Encke passes perigee
18	The Moon at apogee
20	March equinox Conjunction of the Moon and Saturn Close approach of the Moon and Saturn Moon at Last Quarter
23	136472 Makemake at opposition Mercury at perihelion
25	The Moon at perihelion Venus at inferior solar conjunction
26	Conjunction of Mercury and Uranus
27	New Moon
29	Conjunction of the Moon and Mercury Mercury at dichotomy
30	The Moon at perigee Conjunction of the Moon and Mars
31	Close approach of the Moon and Collinder 50 Mercury at greatest elongation east

April
1	Mercury at highest altitude in evening sky Lunar occultation of Aldebaran The Sombrero Galaxy is well placed
3	Moon at First Quarter
4	Messier 94 is well placed
5	The Jewel Box cluster is well placed Saturn enters retrograde motion
6	Lunar occultation of Regulus
7	Jupiter at opposition
8	Jupiter at perigee
9	Comet C/2017 E1 (Borisov) passes perihelion
10	Comet 41P/Tuttle-Giacobini-Kresak passes perihelion Asteroid 63 Ausonia at opposition Conjunction of Mars and Ceres Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter Full Moon
12	136199 Eris at solar conjunction
13	136108 Haumea at opposition Centaurus A is well placed Omega Centauri is well placed Uranus at solar conjunction
14	The Moon at aphelion The Whirlpool Galaxy is well placed
15	The Moon at apogee
16	Conjunction of the Moon and Saturn Close approach of the Moon and Saturn Messier 83 is well placed
17	Messier 3 is well placed
19	Moon at Last Quarter
20	Supernova SN2017dhr discovered
19	Mercury at inferior solar conjunction
22	Lyrid meteor shower 2017 Comet C/2017 E4 (Lovejoy) passes perihelion Close approach of the Moon and Neptune Lunar occultation of Neptune Messier 101 is well placed
23	π-Puppid meteor shower 2017 Conjunction of the Moon and Venus The Moon at perihelion
26	New Moon Venus at greatest brightness
27	The Moon at perigee
28	Conjunction of the Moon and Mars Close approach of the Moon and Collinder 50 Lunar occultation of Aldebaran Conjunction of Mercury and Uranus

May
3	Supernova SN2017drh discovered
2	Moon at First Quarter
4	Lunar occultation of Regulus
6	η-Aquariid meteor shower 2017 Mercury at aphelion
7	Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter Conjunction of Mercury and Uranus
8	η-Lyrid meteor shower 2017
10	Comet C/2015 ER61 (PANSTARRS) passes perihelion Full Moon
11	Messier 5 is well placed Conjunction of Mercury and Eris
12	The Moon at apogee The Moon at aphelion
13	Conjunction of the Moon and Saturn Close approach of the Moon and Saturn
14	Supernova SN2017eaw discovered
17	Mercury at greatest elongation west
22	Mercury at highest altitude in morning sky
18	Moon at Last Quarter
19	Close approach of the Moon and Neptune Lunar occultation of Neptune
22	Conjunction of the Moon and Venus Close approach of the Moon and Venus
23	Supernova SN2017egm discovered Mercury at dichotomy Conjunction of the Moon and Mercury Close approach of the Moon and Mercury
24	The Moon at perihelion
25	Supernova SN2017ein discovered New Moon The Moon at perigee
26	Conjunction of the Moon and Mars
28	Messier 4 is well placed
31	Lunar occultation of Regulus

June
1	Moon at First Quarter
2	Conjunction of Venus and Uranus The Great Globular Cluster in Hercules is well placed Venus at greatest elongation west
3	Messier 12 is well placed Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter Venus at dichotomy
4	1 Ceres at solar conjunction
5	Messier 10 is well placed
7	Messier 62 is well placed
8	The Moon at apogee
9	Full Moon Jupiter ends retrograde motion Conjunction of the Moon and Saturn Close approach of the Moon and Saturn
10	Comet C/2015 V2 (Johnson) passes perihelion Daytime Arietid meteor shower 2017 The Moon at aphelion
11	Messier 92 is well placed
13	Supernova SN2017erp discovered
12	Venus at aphelion
14	Comet 71P/Clark passes perihelion
15	Saturn at opposition NGC 6388 is well placed
16	Neptune enters retrograde motion Lunar occultation of Neptune The Butterfly cluster is well placed
17	Moon at Last Quarter NGC 6397 is well placed Asteroid 6 Hebe at opposition
18	The cluster IC 4665 is well placed
19	Mercury at perihelion
20	Conjunction of the Moon and Venus Close approach of the Moon and Venus The Ptolemy cluster is well placed June solstice
21	Mercury at superior solar conjunction
22	Close approach of the Moon and Collinder 50 Lunar occultation of Aldebaran The Lagoon Nebula is well placed
23	Asteroid 40 Harmonia at opposition The Moon at perigee The Moon at perihelion NGC 6541 is well placed New Moon
27	June Bootid meteor shower 2017 Lunar occultation of Regulus
28	The cluster NGC 6633 is well placed
29	Asteroid 10 Hygiea at opposition
30	Moon at First Quarter

July
26	Venus at highest altitude in morning sky
1	Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter Messier 22 is well placed The cluster IC 4756 is well placed
2	Asteroid 3 Juno at opposition
3	The Earth at aphelion
5	The Moon at apogee
6	Conjunction of the Moon and Saturn Close approach of the Moon and Saturn
8	The Moon at aphelion Full Moon
9	The Great Peacock Globular Cluster is well placed 134340 Pluto at opposition
11	Supernova SN2017fgc discovered
13	Lunar occultation of Neptune
16	Moon at Last Quarter
17	Messier 55 is well placed
19	Close approach of the Moon and Collinder 50 Lunar occultation of Aldebaran
20	Conjunction of the Moon and Venus Close approach of the Moon and Venus
21	The Moon at perigee
23	New Moon The Moon at perihelion
25	Conjunction of the Moon and Mercury Close approach of the Moon and Mercury Lunar occultation of Mercury Lunar occultation of Regulus
26	Mars at solar conjunction
27	Mercury at dichotomy
28	Conjunction of the Moon and Jupiter Piscis Austrinid meteor shower 2017 Close approach of the Moon and Jupiter
21	Mercury at highest altitude in evening sky
29	Mercury at greatest elongation east
30	Southern δ-Aquariid meteor shower 2017 α-Capricornid meteor shower 2017 Moon at First Quarter

August
2	Mercury at aphelion The Moon at apogee Uranus enters retrograde motion
3	Conjunction of the Moon and Saturn Close approach of the Moon and Saturn
5	Mars at apogee The Moon at aphelion
7	Full Moon Partial lunar eclipse
9	Supernova SN2017fzw discovered Lunar occultation of Neptune
11	Conjunction of Venus and Ceres
12	Perseid meteor shower 2017
14	Supernova SN2017gax discovered Messier 15 is well placed Moon at Last Quarter
15	Messier 2 is well placed Close approach of the Moon and Collinder 50 Lunar occultation of Aldebaran
17	κ-Cygnid meteor shower 2017
18	The Moon at perigee
19	Supernova SN2017gkk discovered
18	Close approach of the Moon and Venus Conjunction of the Moon and Venus
21	Total solar eclipse New Moon
23	The Moon at perihelion
24	Supernova SN2017gjn discovered
25	Saturn ends retrograde motion Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter
26	Mercury at inferior solar conjunction
29	Moon at First Quarter Asteroid 3122 Florence at opposition
30	The Moon at apogee Conjunction of the Moon and Saturn Close approach of the Moon and Saturn

September
1	Aurigid meteor shower 2017 Close approach of Venus and M44
2	Supernova SN2017glq discovered
3	Supernova SN2017glx discovered The Moon at aphelion
4	Supernova SN2017gmr discovered Neptune at opposition
5	Lunar occultation of Neptune
6	Full Moon
7	Asteroid 89 Julia at opposition
9	September ε-Perseid meteor shower 2017 Comet 1I/`Oumuamua passes perihelion
12	Close approach of the Moon and Collinder 50 Mercury at greatest elongation west
13	Mercury at highest altitude in morning sky
12	Lunar occultation of Aldebaran Mercury at dichotomy Moon at Last Quarter
13	The Moon at perigee
15	Mercury at perihelion
16	Conjunction of Mercury and Mars
17	Supernova SN2017gxq discovered Close approach of the Moon and Venus Lunar occultation of Venus Conjunction of the Moon and Venus Lunar occultation of Regulus
18	Conjunction of the Moon and Mars Close approach of the Moon and Mercury Lunar occultation of Mercury Conjunction of the Moon and Mercury
19	New Moon
22	Conjunction of the Moon and Jupiter September equinox The Moon at perihelion
25	NGC 55 is well placed 136472 Makemake at solar conjunction
26	Conjunction of the Moon and Saturn Close approach of the Moon and Saturn The Moon at apogee
27	Daytime Sextantid meteor shower 2017 47 Tuc is well placed Moon at First Quarter
29	Supernova Gaia17clt discovered

October
2	The Moon at aphelion The Andromeda Galaxy is well placed
3	Venus at perihelion Lunar occultation of Neptune NGC 253 is well placed
4	The Small Magellanic Cloud is well placed
5	Conjunction of Venus and Mars Close approach of Venus and Mars Full Moon October Camelopardalid meteor shower 2017 NGC 300 is well placed
7	Mars at aphelion NGC 362 is well placed
8	Draconid meteor shower 2017 Mercury at superior solar conjunction The Moon at perigee
9	Close approach of the Moon and Collinder 50 Lunar occultation of Aldebaran
10	Southern Taurid meteor shower 2017
11	δ-Aurigid meteor shower 2017
12	Moon at Last Quarter
15	Lunar occultation of Regulus The Triangulum Galaxy is well placed
16	136199 Eris at opposition Comet C/2017 O1 (ASASSN) passes perihelion
17	136108 Haumea at solar conjunction Conjunction of the Moon and Mars Close approach of the Moon and Mars Conjunction of the Moon and Venus
18	ε-Geminid meteor shower 2017
19	Uranus at opposition New Moon
21	Orionid meteor shower 2017 Comet 96P/Machholz passes perihelion
22	Asteroid 2 Pallas at opposition The Moon at perihelion
24	Leonis Minorid meteor shower 2017 Conjunction of the Moon and Saturn Close approach of the Moon and Saturn Jupiter at apogee The Moon at apogee
26	Jupiter at solar conjunction The Perseus Double Cluster is well placed
27	Moon at First Quarter
29	Asteroid 7 Iris at opposition Mercury at aphelion
30	Lunar occultation of Neptune

November
1	The Moon at aphelion Asteroid 44 Nysa at opposition
3	Full Moon
5	Close approach of the Moon and Collinder 50 The Moon at perigee Lunar occultation of Aldebaran
10	Moon at Last Quarter
11	Lunar occultation of Regulus
12	Northern Taurid meteor shower 2017 Conjunction of Venus and Jupiter
13	Close approach of Venus and Jupiter
14	Conjunction of the Moon and Mars Close approach of the Moon and Mars
16	Conjunction of the Moon and Jupiter Conjunction of the Moon and Venus
17	Leonid meteor shower 2017 The Pleiades cluster is well placed
18	New Moon
20	Conjunction of the Moon and Mercury The Moon at perihelion Conjunction of the Moon and Saturn
21	α-Monocerotid meteor shower 2017 The Moon at apogee
22	Neptune ends retrograde motion
23	Mercury at greatest elongation east
27	Mercury at highest altitude in evening sky
26	Moon at First Quarter Lunar occultation of Neptune
27	The Hyades cluster is well placed
28	November Orionid meteor shower 2017 Mercury at dichotomy Conjunction of Mercury and Saturn

December
1	Asteroid 349 Dembowska at opposition Supernova SN2017isj discovered
2	Pheonicid meteor shower 2017 The Moon at aphelion
3	Close approach of the Moon and Collinder 50 Lunar occultation of Aldebaran Full Moon
4	The Moon at perigee
6	December φ-Cassiopeid meteor shower 2017 Conjunction of Saturn and Mercury
7	Puppid-Velid meteor shower 2017
8	Lunar occultation of Regulus
9	Monocerotid meteor shower 2017 Moon at Last Quarter
12	σ-Hydrid meteor shower 2017 Mercury at perihelion The Large Magellanic Cloud is well placed Mercury at inferior solar conjunction
13	Conjunction of the Moon and Mars Close approach of the Moon and Mars
14	Geminid meteor shower 2017 Conjunction of the Moon and Jupiter Close approach of the Moon and Jupiter
15	The Running Man cluster is well placed The Orion Nebula is well placed Comae Berenicid meteor shower 2017
16	Asteroid 20 Massalia at opposition
17	New Moon
18	The Moon at apogee The Moon at perihelion
19	December Leonis Minorid meteor shower 2017
21	December solstice Saturn at solar conjunction
22	Ursid meteor shower 2017
26	Moon at First Quarter
27	Mercury at dichotomy
28	The cluster NGC 2232 is well placed
29	The Rosette Nebula is well placed
30	Close approach of the Moon and Collinder 50

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