1.

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. Wed, 01 Jan 2020 at 20:30 EDT (1,253 days ago) in Pisces

2.

The cluster Messier 41 is well placed The open star cluster M41 (NGC 2287; mag 4.6) in Canis Major culminates at around midnight local time. Thu, 02 Jan 2020 (1,252 days ago) in Canis Major

3.

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. Thu, 02 Jan 2020 at 23:46 EDT (1,251 days ago) in Cetus

4.

Quadrantid meteor shower 2020 The Quadrantid meteor shower reaches its peak. Sat, 04 Jan 2020 (1,250 days ago) in Bootes

5.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sun, 05 Jan 2020 at 02:47 EDT (1,249 days ago) in Pisces

6.

Mercury at superior solar conjunction Mercury passes around the far side of the Sun. Fri, 10 Jan 2020 at 10:32 EDT (1,244 days ago) in Sagittarius

7.

Penumbral lunar eclipse There will be an eclipse of the Moon, visible from Asia, Russia, Africa, Europe, Oceania, Greenland, north-eastern Canada and Alaska. Fri, 10 Jan 2020 at 14:10 EDT (1,244 days ago) in Gemini

8.

Full Moon The Moon reaches full phase and is visible for much of the night. Fri, 10 Jan 2020 at 14:21 EDT (1,244 days ago) in Gemini

9.

The Moon at aphelion The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon. Fri, 10 Jan 2020 at 16:08 EDT (1,244 days ago) in Gemini

10.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Fri, 10 Jan 2020 at 21:53 EDT (1,244 days ago) in Aries

11.

Supernova SN2020ue discovered A new supernova has been discovered in NGC 4636. Sat, 11 Jan 2020 (1,242 days ago)

12.

Close approach of the Moon and M44 The Moon and M44 pass within 1°17' of each other. Sat, 11 Jan 2020 at 19:50 EDT (1,243 days ago) in Cancer

13.

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. Mon, 13 Jan 2020 at 10:06 EDT (1,241 days ago) in Sagittarius

14.

134340 Pluto at solar conjunction 134340 Pluto is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Mon, 13 Jan 2020 at 15:04 EDT (1,241 days ago) in Sagittarius

15.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month. Mon, 13 Jan 2020 at 15:21 EDT (1,241 days ago) in Leo

16.

1 Ceres at solar conjunction 1 Ceres is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Tue, 14 Jan 2020 at 01:54 EDT (1,240 days ago) in Sagittarius

17.

Asteroid 511 Davida at opposition Asteroid 511 Davida makes closest approach to the Earth. Tue, 14 Jan 2020 at 18:58 EDT (1,240 days ago) in Gemini

18.

The cluster Messier 47 is well placed The open star cluster M47 (NGC 2422; mag 4.5) in Puppis culminates at around midnight local time. Wed, 15 Jan 2020 (1,239 days ago) in Puppis

19.

NGC 2403 is well placed NGC 2403 (mag 8.9), a spiral galaxy in Camelopardalis culminates at around midnight local time. Wed, 15 Jan 2020 (1,239 days ago) in Camelopardalis

20.

Moon at Last Quarter The Moon reaches last quarter phase – rising in the east at around midnight and appearing high in the sky by sunrise. Fri, 17 Jan 2020 at 07:59 EDT (1,237 days ago) in Virgo