1.

Mercury at inferior solar conjunction Mercury passes around the near side of the Sun. Tue, 12 Dec 2017 at 20:45 EDT (2,326 days ago) in Ophiuchus

2.

The Large Magellanic Cloud is well placed The Milky Way's dwarf companion, the Large Magellanic Cloud (LMC; mag 0.9), in Dorado culminates at around midnight local time. Tue, 12 Dec 2017 (2,326 days ago) in Dorado

3.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Tue, 12 Dec 2017 at 06:27 EDT (2,326 days ago) in Ophiuchus

4.

σ-Hydrid meteor shower 2017 The σ-Hydrid meteor shower reaches its peak. Mon, 11 Dec 2017 (2,326 days ago) in Hydra

5.

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. Sun, 10 Dec 2017 at 02:51 EDT (2,328 days ago) in Leo

6.

Monocerotid meteor shower 2017 The Monocerotid meteor shower reaches its peak. Fri, 08 Dec 2017 (2,329 days ago) in Monoceros

7.

Lunar occultation of Regulus The Moon will pass in front of Regulus (Alpha Leonis), creating a lunar occultation visible from countries and territories including Russia, Kazakhstan, China and Mongolia amongst others. Fri, 08 Dec 2017 at 18:10 EDT (2,330 days ago) in Leo

8.

Puppid-Velid meteor shower 2017 The Puppid-Velid meteor shower reaches its peak. Wed, 06 Dec 2017 (2,331 days ago) in Vela

9.

Conjunction of Saturn and Mercury Saturn and Mercury share the same right ascension, at a separation of 1°20'. Wed, 06 Dec 2017 at 06:26 EDT (2,332 days ago) in Sagittarius

10.

December φ-Cassiopeid meteor shower 2017 The December φ-Cassiopeid meteor shower reaches its peak. Tue, 05 Dec 2017 (2,332 days ago) in Andromeda

11.

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, 04 Dec 2017 at 03:45 EDT (2,334 days ago) in Taurus

12.

Full Moon The Moon reaches full phase and is visible for much of the night. Sun, 03 Dec 2017 at 10:46 EDT (2,335 days ago) in Taurus

13.

Lunar occultation of Aldebaran The Moon will pass in front of Aldebaran (Alpha Tauri), creating a lunar occultation visible from countries and territories including Russia, Canada, China and Alaska amongst others. Sun, 03 Dec 2017 at 08:09 EDT (2,335 days ago) in Taurus

14.

Close approach of the Moon and Collinder 50 The Moon and Collinder 50 pass close to each other. Sun, 03 Dec 2017 at 04:40 EDT (2,335 days ago) in Taurus

15.

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. Sat, 02 Dec 2017 at 04:19 EDT (2,336 days ago) in Taurus

16.

Pheonicid meteor shower 2017 The Pheonicid meteor shower reaches its peak. Sat, 02 Dec 2017 (2,336 days ago) in Phoenix

17.

Asteroid 349 Dembowska at opposition Asteroid 349 Dembowska makes closest approach to the Earth. Thu, 30 Nov 2017 at 23:46 EDT (2,337 days ago) in Taurus

18.

Conjunction of Mercury and Saturn Mercury and Saturn share the same right ascension, at a separation of 3°03'. Tue, 28 Nov 2017 at 04:42 EDT (2,340 days ago) in Sagittarius

19.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Tue, 28 Nov 2017 at 04:09 EDT (2,340 days ago) in Sagittarius

20.

November Orionid meteor shower 2017 The November Orionid meteor shower reaches its peak. Tue, 28 Nov 2017 (2,340 days ago) in Orion