241.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Sun, 11 Dec 2016 at 02:55 EDT (2,698 days ago) in Sagittarius

242.

σ-Hydrid meteor shower 2016 The σ-Hydrid meteor shower reaches its peak. Sun, 11 Dec 2016 (2,698 days ago) in Hydra

243.

Close approach of the Moon and Collinder 50 The Moon and Collinder 50 pass close to each other. Mon, 12 Dec 2016 at 20:00 EDT (2,697 days ago) in Taurus

244.

Lunar occultation of Aldebaran The Moon will pass in front of Aldebaran (Alpha Tauri), creating a lunar occultation visible from countries and territories including the Contiguous United States, Canada, Mexico and Spain amongst others. Mon, 12 Dec 2016 at 23:29 EDT (2,696 days ago) in Taurus

245.

Full Moon The Moon reaches full phase and is visible for much of the night. Tue, 13 Dec 2016 at 19:05 EDT (2,696 days ago) in Taurus

246.

Geminid meteor shower 2016 The Geminid meteor shower reaches its peak. Tue, 13 Dec 2016 (2,695 days ago) in Gemini

247.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Wed, 14 Dec 2016 at 11:47 EDT (2,695 days ago) in Sagittarius

248.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Thu, 15 Dec 2016 (2,694 days ago) in Sagittarius

249.

Comae Berenicid meteor shower 2016 The Comae Berenicid meteor shower reaches its peak. Thu, 15 Dec 2016 (2,694 days ago) in Leo

250.

The Running Man cluster is well placed The Running Man cluster NGC 1977 (mag 4.2) in Orion's sword culminates at around midnight local time. Thu, 15 Dec 2016 (2,694 days ago) in Orion

251.

The Orion Nebula is well placed The Orion Nebula (M42; mag 4.0) culminates at around midnight local time. Thu, 15 Dec 2016 (2,694 days ago) in Orion

252.

Lunar occultation of Regulus The Moon will pass in front of Regulus (Alpha Leonis), creating a lunar occultation visible from Australia. Sun, 18 Dec 2016 at 13:08 EDT (2,691 days ago) in Leo

253.

December Leonis Minorid meteor shower 2016 The December Leonis Minorid meteor shower reaches its peak. Mon, 19 Dec 2016 (2,690 days ago) in Leo Minor

254.

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. Tue, 20 Dec 2016 at 20:56 EDT (2,689 days ago) in Virgo

255.

December solstice 21 December will be the shortest day of 2016 in the northern hemisphere. Wed, 21 Dec 2016 at 05:41 EDT (2,688 days ago) in Sagittarius

256.

Ursid meteor shower 2016 The Ursid meteor shower reaches its peak. Thu, 22 Dec 2016 (2,687 days ago) in Ursa Minor

257.

Comet 45P/Honda-Mrkos-Pajdusakova passes perihelion Comet 45P/Honda-Mrkos-Pajdusakova makes its closest approach to the Sun. Thu, 22 Dec 2016 (2,687 days ago) in Capricornus

258.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 2°24'. Thu, 22 Dec 2016 at 11:39 EDT (2,687 days ago) in Virgo

259.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Thu, 22 Dec 2016 at 13:12 EDT (2,687 days ago) in Virgo

260.

The cluster NGC 2232 is well placed The open star cluster NGC 2232 (mag 4.2) in Monoceros culminates at around midnight local time. Wed, 28 Dec 2016 (2,681 days ago) in Monoceros