Astronomical Calendar for 2027

January 2027
1	Mercury at superior solar conjunction
2	The cluster Messier 41 is well placed
3	The Earth at perihelion Venus at dichotomy Conjunction of the Moon and Venus Venus at greatest elongation west
4	Quadrantid meteor shower 2027 Lunar occultation of Antares
7	The Moon at apogee The Moon at perihelion New Moon
8	1 Ceres at opposition
10	Mars enters retrograde motion
14	Close approach of the Moon and Saturn Conjunction of the Moon and Saturn
15	Moon at First Quarter The cluster Messier 47 is well placed NGC 2403 is well placed
17	The cluster NGC 2451 is well placed
18	Close approach of the Moon and M45
19	γ-Ursae Minorid meteor shower 2027 Lunar occultation of Beta Tauri
20	The cluster NGC 2516 is well placed
21	The Moon at perigee
22	Full Moon Close approach of the Moon and M44
23	The Moon at aphelion Close approach of the Moon and Jupiter The cluster NGC 2547 is well placed
24	Conjunction of the Moon and Jupiter Close approach of the Moon and Mars
25	Conjunction of the Moon and Mars 134340 Pluto at solar conjunction
29	Moon at Last Quarter
31	Lunar occultation of Antares The Beehive cluster is well placed The Omicron Velorum cluster is well placed The cluster IC 2395 is well placed

February 2027
2	Conjunction of the Moon and Venus Close approach of the Moon and Venus
3	Mercury at greatest elongation east
5	Mercury at highest altitude in evening sky
3	The Moon at apogee Lunar occultation of Sigma Sagittarii
4	Mercury at dichotomy Comet 2P/Encke passes perigee The Moon at perihelion
6	Mercury at perihelion New Moon Annular solar eclipse
8	Conjunction of the Moon and Mercury Close approach of the Moon and Mercury Lunar occultation of Mercury Uranus ends retrograde motion α-Centaurid meteor shower 2027 NGC 2808 is well placed
9	Asteroid 27 Euterpe at opposition
10	Comet 2P/Encke passes perihelion Jupiter at perigee
11	Jupiter at opposition Conjunction of the Moon and Saturn
14	Moon at First Quarter Close approach of the Moon and M45
16	Lunar occultation of Beta Tauri
17	Asteroid 6 Hebe at opposition
18	Mercury at inferior solar conjunction
19	The Moon at perigee Close approach of the Moon and M44 Mars at opposition Messier 81 is well placed
20	Mars at perigee Close approach of the Moon and Jupiter Lunar occultation of Jupiter Conjunction of the Moon and Jupiter Close approach of the Moon and Mars Penumbral lunar eclipse Full Moon Conjunction of the Moon and Mars
21	The cluster NGC 3114 is well placed
22	The Moon at aphelion
27	The cluster IC 2581 is well placed
28	Moon at Last Quarter Lunar occultation of Antares

March 2027
3	Lunar occultation of Sigma Sagittarii The Moon at apogee The Theta Carinae cluster is well placed
4	Conjunction of the Moon and Venus Close approach of the Moon and Venus Asteroid 10 Hygiea at opposition
5	Mars at aphelion The Moon at perihelion
6	Conjunction of the Moon and Mercury Close approach of the Moon and Mercury
7	Conjunction of Venus and Pluto
8	New Moon
9	The Wishing Well cluster is well placed
10	Conjunction of the Moon and Saturn
13	Close approach of the Moon and M45
14	Mercury at dichotomy
15	γ-Normid meteor shower 2027 Lunar occultation of Beta Tauri Moon at First Quarter
5	Mercury at highest altitude in morning sky
17	Mercury at greatest elongation west
18	Close approach of the Moon and M44
19	The Moon at perigee Close approach of the Moon and Jupiter Lunar occultation of Jupiter Conjunction of the Moon and Jupiter Close approach of the Moon and Mars Conjunction of the Moon and Mars
20	March equinox
22	Mercury at aphelion Full Moon
24	Neptune at solar conjunction
25	The Moon at aphelion
27	Lunar occultation of Antares
30	Moon at Last Quarter Lunar occultation of Sigma Sagittarii
31	The Moon at apogee Close approach of Jupiter and Mars

April 2027
1	Mars ends retrograde motion
3	The Sombrero Galaxy is well placed 136472 Makemake at opposition The Moon at perihelion
4	Close approach of the Moon and Venus Conjunction of the Moon and Venus
5	Messier 94 is well placed Conjunction of the Moon and Mercury
6	The Jewel Box cluster is well placed
7	New Moon Saturn at solar conjunction
10	Close approach of the Moon and M45
11	Conjunction of Mercury and Neptune
13	Jupiter ends retrograde motion Moon at First Quarter
14	Centaurus A is well placed The Moon at perigee Close approach of the Moon and M44
15	Omega Centauri is well placed The Whirlpool Galaxy is well placed Close approach of the Moon and Jupiter Lunar occultation of Jupiter Conjunction of the Moon and Jupiter Close approach of the Moon and Mars
16	Conjunction of the Moon and Mars 136199 Eris at solar conjunction
17	Messier 83 is well placed Venus at aphelion
18	Messier 3 is well placed
20	Full Moon
23	Lyrid meteor shower 2027 The Moon at aphelion
24	Messier 101 is well placed Lunar occultation of Antares π-Puppid meteor shower 2027 Conjunction of Venus and Neptune
25	136108 Haumea at opposition
26	Lunar occultation of Sigma Sagittarii
27	The Moon at apogee
28	Moon at Last Quarter Mercury at superior solar conjunction

May 2027
4	The Moon at perihelion Conjunction of the Moon and Venus Conjunction of the Moon and Saturn
5	Mercury at perihelion
6	New Moon η-Aquariid meteor shower 2027
7	Close approach of Venus and Saturn
8	Conjunction of Venus and Saturn
9	η-Lyrid meteor shower 2027 The Moon at perigee
11	Conjunction of Mercury and Uranus
12	Close approach of the Moon and M44 Close approach of the Moon and Jupiter Lunar occultation of Jupiter Conjunction of the Moon and Jupiter
13	Messier 5 is well placed Moon at First Quarter Close approach of the Moon and Mars Conjunction of the Moon and Mars
14	Conjunction of Venus and Eris
20	Full Moon
21	Lunar occultation of Antares
22	The Moon at aphelion Mercury at dichotomy
24	Lunar occultation of Sigma Sagittarii
25	The Moon at apogee Asteroid 7 Iris at opposition
27	Uranus at solar conjunction
24	Mercury at highest altitude in evening sky
28	Mercury at greatest elongation east Moon at Last Quarter
29	Messier 4 is well placed

June
1	Conjunction of the Moon and Saturn
3	The Great Globular Cluster in Hercules is well placed The Moon at perihelion Conjunction of the Moon and Venus
4	Messier 12 is well placed New Moon
6	Conjunction of the Moon and Mercury The Moon at perigee
7	Messier 10 is well placed
8	Messier 62 is well placed Close approach of the Moon and M44
9	Close approach of the Moon and Jupiter Conjunction of the Moon and Jupiter
10	Asteroid 15 Eunomia at opposition Close approach of the Moon and Mars Conjunction of the Moon and Mars
11	Daytime Arietid meteor shower 2027 Moon at First Quarter
12	Messier 92 is well placed
14	Conjunction of Venus and Uranus
17	NGC 6388 is well placed Lunar occultation of Antares
18	The Butterfly cluster is well placed NGC 6397 is well placed Mercury at aphelion
19	The cluster IC 4665 is well placed Full Moon The Moon at aphelion
20	Lunar occultation of Sigma Sagittarii
21	The Ptolemy cluster is well placed June solstice
22	The Moon at apogee
23	Mercury at inferior solar conjunction
24	The Lagoon Nebula is well placed
25	NGC 6541 is well placed
27	Moon at Last Quarter
28	June Bootid meteor shower 2027
29	Conjunction of the Moon and Saturn
30	The cluster NGC 6633 is well placed

July 2027
1	Close approach of the Moon and M45
2	Messier 22 is well placed Asteroid 11 Parthenope at opposition
3	The cluster IC 4756 is well placed Conjunction of the Moon and Mercury
4	The Moon at perihelion New Moon The Moon at perigee
5	The Earth at aphelion
7	Close approach of the Moon and Jupiter Conjunction of the Moon and Jupiter
9	Close approach of the Moon and Mars Conjunction of the Moon and Mars
10	Neptune enters retrograde motion Moon at First Quarter
11	The Great Peacock Globular Cluster is well placed
14	Lunar occultation of Antares
16	Mercury at greatest elongation west
21	Mercury at highest altitude in morning sky
17	Lunar occultation of Sigma Sagittarii
18	Messier 55 is well placed The Moon at aphelion 1 Ceres at perihelion Full Moon Penumbral lunar eclipse
19	The Moon at apogee
20	Mercury at dichotomy
26	Conjunction of Jupiter and Ceres Conjunction of the Moon and Saturn Moon at Last Quarter
28	Close approach of the Moon and M45
29	Piscis Austrinid meteor shower 2027 134340 Pluto at opposition
30	Southern δ-Aquariid meteor shower 2027 α-Capricornid meteor shower 2027

August 2027
1	Mercury at perihelion
2	The Moon at perigee New Moon Total solar eclipse
3	The Moon at perihelion Conjunction of the Moon and Jupiter
6	Close approach of the Moon and Mars Conjunction of the Moon and Mars
7	Venus at perihelion
9	Moon at First Quarter Saturn enters retrograde motion
11	Lunar occultation of Antares Mercury at superior solar conjunction
12	Venus at superior solar conjunction
13	Perseid meteor shower 2027 Lunar occultation of Sigma Sagittarii
15	Messier 15 is well placed The Moon at aphelion The Moon at apogee
16	Messier 2 is well placed
17	Penumbral lunar eclipse Full Moon
18	κ-Cygnid meteor shower 2027
22	Conjunction of the Moon and Saturn
24	Conjunction of Mercury and Ceres Comet 45P/Honda-Mrkos-Pajdusakova reaches peak brightness
25	Close approach of the Moon and M45 Moon at Last Quarter
29	Close approach of the Moon and M44
30	Comet 45P/Honda-Mrkos-Pajdusakova passes perihelion The Moon at perigee
31	Jupiter at apogee Jupiter at solar conjunction New Moon

September 2027
1	Aurigid meteor shower 2027
2	Conjunction of the Moon and Mercury The Moon at perihelion
4	Close approach of the Moon and Mars Conjunction of the Moon and Mars
7	Lunar occultation of Antares Moon at First Quarter
10	September ε-Perseid meteor shower 2027 Lunar occultation of Sigma Sagittarii
12	The Moon at apogee 1 Ceres at solar conjunction
13	The Moon at aphelion
14	Mercury at aphelion
15	Uranus enters retrograde motion
16	Full Moon
18	Conjunction of the Moon and Saturn
20	Asteroid 29 Amphitrite at opposition
21	Close approach of the Moon and M45
23	September equinox Moon at Last Quarter
6	Mercury at highest altitude in evening sky
24	Mercury at greatest elongation east
26	NGC 55 is well placed Close approach of the Moon and M44
27	The Moon at perigee
28	47 Tuc is well placed Daytime Sextantid meteor shower 2027 Neptune at opposition Conjunction of the Moon and Jupiter
29	Mercury at dichotomy
30	New Moon

October 2027
1	Conjunction of the Moon and Venus
2	Close approach of the Moon and Mercury Conjunction of the Moon and Mercury The Moon at perihelion
3	The Andromeda Galaxy is well placed Close approach of the Moon and Mars Conjunction of the Moon and Mars
4	NGC 253 is well placed Lunar occultation of Antares
6	The Small Magellanic Cloud is well placed NGC 300 is well placed October Camelopardalid meteor shower 2027
7	136472 Makemake at solar conjunction Moon at First Quarter
8	NGC 362 is well placed
9	Draconid meteor shower 2027 The Moon at apogee
10	Conjunction of Venus and Mercury Southern Taurid meteor shower 2027
11	δ-Aurigid meteor shower 2027
12	The Moon at aphelion Comet 104P/Kowal passes perihelion
15	Full Moon
16	The Triangulum Galaxy is well placed Conjunction of the Moon and Saturn
18	Saturn at opposition Close approach of the Moon and M45
19	ε-Geminid meteor shower 2027 Mercury at inferior solar conjunction 136199 Eris at opposition
22	Orionid meteor shower 2027 Moon at Last Quarter
23	Close approach of the Moon and M44
25	Leonis Minorid meteor shower 2027 The Moon at perigee
26	Close approach of the Moon and Jupiter Conjunction of the Moon and Jupiter
28	The Perseus Double Cluster is well placed Mercury at perihelion Conjunction of the Moon and Mercury 136108 Haumea at solar conjunction
29	New Moon
31	Conjunction of the Moon and Venus

November 2027
1	Lunar occultation of Antares The Moon at perihelion Close approach of the Moon and Mars Conjunction of the Moon and Mars
2	Mercury at dichotomy
4	Mercury at highest altitude in morning sky Mercury at greatest elongation west
6	Moon at First Quarter The Moon at apogee
11	The Moon at aphelion
12	Conjunction of the Moon and Saturn
13	Northern Taurid meteor shower 2027
14	Full Moon Close approach of the Moon and M45
15	Asteroid 216 Kleopatra at opposition
18	Leonid meteor shower 2027 The Pleiades cluster is well placed
19	The Moon at perigee
21	Moon at Last Quarter
22	α-Monocerotid meteor shower 2027 Close approach of the Moon and Jupiter Conjunction of the Moon and Jupiter
25	Close approach of Venus and Mars Conjunction of Venus and Mars
27	Venus at aphelion
28	New Moon November Orionid meteor shower 2027 The Hyades cluster is well placed
29	The Moon at perihelion
30	Conjunction of the Moon and Mars Close approach of the Moon and Mars Uranus at opposition Conjunction of the Moon and Venus Close approach of the Moon and Venus Lunar occultation of Venus

December 2027
1	Asteroid 349 Dembowska at opposition
2	Pheonicid meteor shower 2027
4	The Moon at apogee
6	Moon at First Quarter December φ-Cassiopeid meteor shower 2027 Asteroid 5 Astraea at opposition
7	Puppid-Velid meteor shower 2027
9	Conjunction of the Moon and Saturn Monocerotid meteor shower 2027
11	Mercury at aphelion Mercury at superior solar conjunction
12	Close approach of the Moon and M45 The Moon at aphelion σ-Hydrid meteor shower 2027 The Large Magellanic Cloud is well placed
13	Full Moon
14	Geminid meteor shower 2027
15	Neptune ends retrograde motion The Running Man cluster is well placed The Orion Nebula is well placed
16	The Moon at perigee Comae Berenicid meteor shower 2027
20	Close approach of the Moon and Jupiter Moon at Last Quarter Conjunction of the Moon and Jupiter December Leonis Minorid meteor shower 2027
22	December solstice
23	Ursid meteor shower 2027
24	Saturn ends retrograde motion
25	Conjunction of Venus and Pluto Lunar occultation of Antares
27	New Moon
28	The Moon at perihelion
29	Conjunction of the Moon and Mars The cluster NGC 2232 is well placed
30	Close approach of the Moon and Venus The Rosette Nebula is well placed
31	Conjunction of the Moon and Venus