1.

Moon at First Quarter The Moon appears high in the sky at sunset and sets in the west at around midnight. Wed, 04 Dec 2019 at 01:58 EDT (215 days ago) in Aquarius

2.

The Moon at apogee The Moon appears small as it recedes to its furthest point from the Earth. Wed, 04 Dec 2019 at 23:08 EDT (214 days ago) in Aquarius

3.

December φ-Cassiopeid meteor shower The December φ-Cassiopeid meteor shower reaches its peak. Fri, 06 Dec 2019 (213 days ago) in Andromeda

4.

Puppid-Velid meteor shower The Puppid-Velid meteor shower reaches its peak. Sat, 07 Dec 2019 (212 days ago) in Vela

5.

2I/Borisov at perihelion 2I/Borisov makes its closest approach to the Sun. Sun, 08 Dec 2019 (211 days ago) in Crater

6.

Monocerotid meteor shower The Monocerotid meteor shower reaches its peak. Mon, 09 Dec 2019 (210 days ago) in Monoceros

7.

The Moon at aphelion The Moon reaches its furthest point from the Sun. Tue, 10 Dec 2019 at 16:41 EDT (209 days ago) in Taurus

8.

Conjunction of Venus and Saturn Venus and Saturn share the same right ascension, at a separation of 1°48'. Tue, 10 Dec 2019 at 23:41 EDT (208 days ago) in Sagittarius

9.

Close approach of Venus and Saturn Venus and Saturn pass within 1°47' of each other. Wed, 11 Dec 2019 at 04:24 EDT (208 days ago) in Sagittarius

10.

Full Moon The Moon is visible for much of the night. Thu, 12 Dec 2019 at 00:12 EDT (207 days ago) in Taurus

11.

σ-Hydrid meteor shower The σ-Hydrid meteor shower reaches its peak. Thu, 12 Dec 2019 (207 days ago) in Hydra

12.

Conjunction of Venus and Pluto Venus and Pluto share the same right ascension, at a separation of 1°08'. Fri, 13 Dec 2019 at 11:58 EDT (206 days ago) in Sagittarius

13.

Geminid meteor shower The Geminid meteor shower reaches its peak. Sat, 14 Dec 2019 (205 days ago) in Gemini

14.

Close approach of the Moon and M44 The Moon and M44 pass within 1°17' of each other. Sun, 15 Dec 2019 at 11:52 EDT (204 days ago) in Cancer

15.

Comae Berenicid meteor shower The Comae Berenicid meteor shower reaches its peak. Mon, 16 Dec 2019 (203 days ago) in Leo

16.

The Moon at perigee The Moon appears large as it makes its closest approach to the Earth. Wed, 18 Dec 2019 at 15:25 EDT (201 days ago) in Leo

17.

Moon at Last Quarter The Moon rises in the east at around midnight and appears high in the sky at sunrise. Wed, 18 Dec 2019 at 23:57 EDT (200 days ago) in Virgo

18.

December Leonis Minorid meteor shower The December Leonis Minorid meteor shower reaches its peak. Fri, 20 Dec 2019 (199 days ago) in Leo Minor

19.

December solstice 22 December will be the shortest day of 2019 in the northern hemisphere. Sat, 21 Dec 2019 at 23:04 EDT (197 days ago) in Sagittarius

20.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 3°31'. Sun, 22 Dec 2019 at 20:49 EDT (197 days ago) in Libra