161.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Mon, 25 Jan 2021 at 02:45 EDT (1,269 days ago) in Capricornus

162.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Sun, 24 Jan 2021 (1,269 days ago) in Capricornus

163.

Saturn at solar conjunction Saturn is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Sat, 23 Jan 2021 at 21:51 EDT (1,271 days ago) in Capricornus

164.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Sat, 23 Jan 2021 at 21:10 EDT (1,271 days ago) in Capricornus

165.

The cluster NGC 2547 is well placed The open star cluster NGC 2547 (mag 4.7) in Vela culminates at around midnight local time. Sat, 23 Jan 2021 (1,271 days ago) in Vela

166.

Comet C/2021 A2 (NEOWISE) passes perihelion Comet C/2021 A2 (NEOWISE) makes its closest approach to the Sun. Fri, 22 Jan 2021 (1,272 days ago) in Vela

167.

Conjunction of Mars and Uranus Mars and Uranus share the same right ascension, at a separation of 1°43'. Thu, 21 Jan 2021 at 18:41 EDT (1,273 days ago) in Aries

168.

Asteroid 15 Eunomia at opposition Asteroid 15 Eunomia makes closest approach to the Earth. Thu, 21 Jan 2021 at 11:46 EDT (1,273 days ago) in Cancer

169.

The Moon at apogee The Moon recedes to its orbit's furthest point from the Earth, making it appear fractionally smaller than at other times of the month. Thu, 21 Jan 2021 at 08:10 EDT (1,273 days ago) in Aries

170.

Close approach of the Moon, Mars and Uranus The Moon, Mars and Uranus pass close to one another. Thu, 21 Jan 2021 at 04:49 EDT (1,273 days ago) in Aries

171.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 5°03'. Thu, 21 Jan 2021 at 00:35 EDT (1,273 days ago) in Aries

172.

The cluster NGC 2516 is well placed The open star cluster NGC 2516 (mag 3.8) in Volans culminates at around midnight local time. Wed, 20 Jan 2021 (1,274 days ago) in Carina

173.

Moon at First Quarter The Moon reaches first quarter phase – appearing high in the sky at sunset and setting in the west at around midnight. Wed, 20 Jan 2021 at 16:02 EDT (1,274 days ago) in Pisces

174.

γ-Ursae Minorid meteor shower 2021 The γ-Ursae Minorid meteor shower reaches its peak. Mon, 18 Jan 2021 (1,275 days ago) in Ursa Minor

175.

The cluster NGC 2451 is well placed The open star cluster NGC 2451 (mag 2.8) in Puppis culminates at around midnight local time. Sat, 16 Jan 2021 (1,278 days ago) in Puppis

176.

NGC 2403 is well placed NGC 2403 (mag 8.9), a spiral galaxy in Camelopardalis culminates at around midnight local time. Thu, 14 Jan 2021 (1,280 days ago) in Camelopardalis

177.

The cluster Messier 47 is well placed The open star cluster M47 (NGC 2422; mag 4.4) in Puppis culminates at around midnight local time. Thu, 14 Jan 2021 (1,280 days ago) in Puppis

178.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Thu, 14 Jan 2021 at 04:12 EDT (1,280 days ago) in Aries

179.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 2°19'. Thu, 14 Jan 2021 at 03:14 EDT (1,280 days ago) in Capricornus

180.

New Moon The Moon disappears into the Sun's glare for a few days. Wed, 13 Jan 2021 at 00:01 EDT (1,281 days ago) in Sagittarius