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 EST (10 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 EST (10 days ago) in Aquarius

3.

December φ-Cassiopeid meteor shower The December φ-Cassiopeid meteor shower reaches its peak. Fri, 06 Dec 2019 (8 days ago) in Andromeda

4.

Puppid-Velid meteor shower The Puppid-Velid meteor shower reaches its peak. Sat, 07 Dec 2019 (7 days ago) in Vela

5.

Monocerotid meteor shower The Monocerotid meteor shower reaches its peak. Mon, 09 Dec 2019 (5 days ago) in Monoceros

6.

The Moon at aphelion The Moon reaches its furthest point from the Sun. Tue, 10 Dec 2019 at 16:41 EST (4 days ago) in Taurus

7.

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 EST (4 days ago) in Sagittarius

8.

Close approach of Venus and Saturn Venus and Saturn pass within 1°47' of each other. Wed, 11 Dec 2019 at 04:24 EST (3 days ago) in Sagittarius

9.

Full Moon The Moon is visible for much of the night. Thu, 12 Dec 2019 at 00:12 EST (2 days ago) in Taurus

10.

σ-Hydrid meteor shower The σ-Hydrid meteor shower reaches its peak. Thu, 12 Dec 2019 (2 days ago) in Hydra

11.

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 EST (Yesterday) in Sagittarius

12.

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

13.

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 EST (23 hours away) in Cancer

14.

Comae Berenicid meteor shower The Comae Berenicid meteor shower reaches its peak. Mon, 16 Dec 2019 (2 days away) in Leo

15.

The Moon at perigee The Moon appears large as it makes its closest approach to the Earth. Wed, 18 Dec 2019 at 15:25 EST (4 days away) in Leo

16.

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 EST (4 days away) in Virgo

17.

December Leonis Minorid meteor shower The December Leonis Minorid meteor shower reaches its peak. Fri, 20 Dec 2019 (6 days away) in Leo Minor

18.

December solstice 22 December will be the shortest day of 2019 in the northern hemisphere. Sat, 21 Dec 2019 at 23:04 EST (7 days away) in Sagittarius

19.

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 EST (8 days away) in Libra

20.

Ursid meteor shower The Ursid meteor shower reaches its peak. Sun, 22 Dec 2019 (9 days away) in Ursa Minor