1.

The Moon at perigee The Moon appears large as it makes its closest approach to the Earth. Sat, 09 Jan 2021 at 10:36 EST (13 days ago) in Scorpius

2.

Conjunction of Mercury and Saturn Mercury and Saturn share the same right ascension, at a separation of 1°39'. Sat, 09 Jan 2021 at 16:14 EST (13 days ago) in Capricornus

3.

Conjunction of Neptune and Ceres Neptune and Ceres share the same right ascension, at a separation of 8°37'. Sun, 10 Jan 2021 at 11:49 EST (12 days ago) in Aquarius

4.

Conjunction of Jupiter and Mercury Jupiter and Mercury share the same right ascension, at a separation of 1°28'. Mon, 11 Jan 2021 at 06:06 EST (11 days ago) in Capricornus

5.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 1°29'. Mon, 11 Jan 2021 at 15:11 EST (11 days ago) in Sagittarius

6.

The Moon at perihelion The Moon reaches its closest point to the Sun. Tue, 12 Jan 2021 at 18:50 EST (10 days ago) in Sagittarius

7.

New Moon The Moon disappears into the Sun's glare. Wed, 13 Jan 2021 at 00:00 EST (9 days ago) in Sagittarius

8.

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 EST (8 days ago) in Capricornus

9.

134340 Pluto at solar conjunction 134340 Pluto is unobservable as it passes around the far side of the Sun. Thu, 14 Jan 2021 at 16:26 EST (8 days ago) in Sagittarius

10.

M47 is well placed The open star cluster M47 (NGC 2422; mag 4.5) in Puppis is well placed in the sky. Thu, 14 Jan 2021 (8 days ago) in Puppis

11.

NGC 2403 is well placed NGC 2403 (mag 8.9), a spiral galaxy in Camelopardalis is well placed in the sky. Thu, 14 Jan 2021 (8 days ago) in Camelopardalis

12.

NGC 2451 is well placed The open star cluster NGC 2451 (mag 2.8) in Puppis is well placed in the sky. Sat, 16 Jan 2021 (6 days ago) in Puppis

13.

γ-Ursae Minorid meteor shower 2021 The γ-Ursae Minorid meteor shower reaches its peak. Mon, 18 Jan 2021 (3 days ago) in Ursa Minor

14.

Moon at First Quarter The Moon appears high in the sky at sunset and sets in the west at around midnight. Wed, 20 Jan 2021 at 16:02 EST (2 days ago) in Pisces

15.

NGC 2516 is well placed The open star cluster NGC 2516 (mag 3.8) in Volans is well placed in the sky. Wed, 20 Jan 2021 (2 days ago) in Carina

16.

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 00:36 EST (Yesterday) in Aries

17.

Close approach of the Moon, Mars and Uranus The Moon, Mars and Uranus pass within 4°38' of each other. Thu, 21 Jan 2021 at 04:49 EST (Yesterday) in Aries

18.

The Moon at apogee The Moon appears small as it recedes to its furthest point from the Earth. Thu, 21 Jan 2021 at 08:10 EST (Yesterday) in Aries

19.

Asteroid 15 Eunomia at opposition Asteroid 15 Eunomia is well placed for observation. Thu, 21 Jan 2021 at 16:34 EST (Yesterday) in Cancer

20.

Conjunction of Mars and Uranus Mars and Uranus share the same right ascension, at a separation of 1°43'. Thu, 21 Jan 2021 at 18:34 EST (Yesterday) in Aries