301.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 5°28'. Sat, 14 Dec 2024 at 14:42 EDT (151 days away) in Taurus

302.

Asteroid 15 Eunomia at opposition Asteroid 15 Eunomia makes closest approach to the Earth. Sat, 14 Dec 2024 at 16:34 EDT (151 days away) in Auriga

303.

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. Sat, 14 Dec 2024 (151 days away) in Orion

304.

The Orion Nebula is well placed The Orion Nebula (M42; mag 4.0) culminates at around midnight local time. Sat, 14 Dec 2024 (151 days away) in Orion

305.

Lunar occultation of Beta Tauri The Moon will pass in front of Beta Tauri (Elnath), creating a lunar occultation visible from Polynesia, South America, Central America and Clipperton Island. Sun, 15 Dec 2024 at 02:25 EDT (152 days away) in Taurus

306.

Full Moon The Moon reaches full phase and is visible for much of the night. Sun, 15 Dec 2024 at 04:01 EDT (152 days away) in Taurus

307.

Comae Berenicid meteor shower 2024 The Comae Berenicid meteor shower reaches its peak. Sun, 15 Dec 2024 (152 days away) in Leo

308.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 54'. Wed, 18 Dec 2024 at 03:48 EDT (155 days away) in Cancer

309.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Wed, 18 Dec 2024 at 04:17 EDT (155 days away) in Cancer

310.

Lunar occultation of Mars The Moon will pass in front of Mars, creating a lunar occultation visible from countries and territories including Canada, Greenland, Russia and Alaska amongst others. Wed, 18 Dec 2024 at 04:17 EDT (155 days away) in Cancer

311.

December Leonis Minorid meteor shower 2024 The December Leonis Minorid meteor shower reaches its peak. Thu, 19 Dec 2024 (156 days away) in Leo Minor

312.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Fri, 20 Dec 2024 at 09:51 EDT (157 days away) in Scorpius

313.

December solstice 21 December will be the shortest day of 2024 in the northern hemisphere. Sat, 21 Dec 2024 at 04:20 EDT (158 days away) in Sagittarius

314.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Sun, 22 Dec 2024 (159 days away) in Ophiuchus

315.

Ursid meteor shower 2024 The Ursid meteor shower reaches its peak. Sun, 22 Dec 2024 (159 days away) in Ursa Minor

316.

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, 22 Dec 2024 at 17:18 EDT (159 days away) in Virgo

317.

Lunar occultation of Spica The Moon will pass in front of Spica (Alpha Virginis), creating a lunar occultation visible from countries and territories including China, Japan, North Korea and South Korea amongst others. Tue, 24 Dec 2024 at 15:20 EDT (161 days away) in Virgo

318.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Wed, 25 Dec 2024 at 02:10 EDT (162 days away) in Ophiuchus

319.

Lunar occultation of Antares The Moon will pass in front of Antares (Alpha Scorpii), creating a lunar occultation visible from French Polynesia. Sat, 28 Dec 2024 at 10:16 EDT (165 days away) in Scorpius

320.

The cluster NGC 2232 is well placed The open star cluster NGC 2232 (mag 4.2) in Monoceros culminates at around midnight local time. Sat, 28 Dec 2024 (165 days away) in Monoceros