2381.

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 (166 days away) in Cancer

2382.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Wed, 18 Dec 2024 at 04:17 EDT (166 days away) in Cancer

2383.

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 (166 days away) in Cancer

2384.

December Leonis Minorid meteor shower 2024 The December Leonis Minorid meteor shower reaches its peak. Thu, 19 Dec 2024 (167 days away) in Leo Minor

2385.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Fri, 20 Dec 2024 at 09:51 EDT (168 days away) in Scorpius

2386.

December solstice 21 December will be the shortest day of 2024 in the northern hemisphere. Sat, 21 Dec 2024 at 04:20 EDT (169 days away) in Sagittarius

2387.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Sun, 22 Dec 2024 (170 days away) in Ophiuchus

2388.

Ursid meteor shower 2024 The Ursid meteor shower reaches its peak. Sun, 22 Dec 2024 (170 days away) in Ursa Minor

2389.

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 (170 days away) in Virgo

2390.

The Moon at apogee The Moon recedes to its orbit's furthest point from the Earth, making it appear fractionally smaller than at other times of the month. Tue, 24 Dec 2024 at 02:24 EDT (172 days away) in Virgo

2391.

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 (172 days away) in Virgo

2392.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Wed, 25 Dec 2024 at 02:10 EDT (173 days away) in Ophiuchus

2393.

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 (176 days away) in Scorpius

2394.

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 (176 days away) in Monoceros

2395.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 6°23'. Sat, 28 Dec 2024 at 23:24 EDT (177 days away) in Ophiuchus

2396.

The Rosette Nebula is well placed The Rosette Nebula (C49; mag 9.0) in Monoceros culminates at around midnight local time. Sun, 29 Dec 2024 (177 days away) in Monoceros

2397.

The Moon at perihelion The Moon passes its orbit's closest point to the Sun, which happens each month around the time of new moon. Mon, 30 Dec 2024 at 16:06 EDT (178 days away) in Sagittarius

2398.

New Moon The Moon disappears into the Sun's glare for a few days. Mon, 30 Dec 2024 at 17:28 EDT (178 days away) in Sagittarius

2399.

The cluster Messier 41 is well placed The open star cluster M41 (NGC 2287; mag 4.5) in Canis Major culminates at around midnight local time. Wed, 01 Jan 2025 (180 days away) in Canis Major

2400.

Asteroid 14 Irene at opposition Asteroid 14 Irene makes closest approach to the Earth. Thu, 02 Jan 2025 at 23:46 EDT (182 days away) in Gemini