401.

Comae Berenicid meteor shower 2030 The Comae Berenicid meteor shower reaches its peak. Mon, 16 Dec 2030 (2,343 days away) in Leo

402.

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, 17 Dec 2030 at 19:01 EDT (2,344 days away) in Leo

403.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 6°08'. Thu, 19 Dec 2030 at 10:43 EDT (2,346 days away) in Virgo

404.

December Leonis Minorid meteor shower 2030 The December Leonis Minorid meteor shower reaches its peak. Fri, 20 Dec 2030 (2,347 days away) in Leo Minor

405.

Asteroid 8 Flora at opposition Asteroid 8 Flora makes closest approach to the Earth. Fri, 20 Dec 2030 at 16:34 EDT (2,347 days away) in Orion

406.

December solstice 21 December will be the shortest day of 2030 in the northern hemisphere. Sat, 21 Dec 2030 at 15:15 EDT (2,348 days away) in Sagittarius

407.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Sat, 21 Dec 2030 at 16:47 EDT (2,348 days away) in Cetus

408.

Ursid meteor shower 2030 The Ursid meteor shower reaches its peak. Sun, 22 Dec 2030 (2,349 days away) in Ursa Minor

409.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 48". Mon, 23 Dec 2030 at 05:54 EDT (2,350 days away) in Ophiuchus

410.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Mon, 23 Dec 2030 at 05:54 EDT (2,350 days away) in Ophiuchus

411.

Lunar occultation of Jupiter The Moon will pass in front of Jupiter, creating a lunar occultation visible from Africa, South America and Trinidad and Tobago. Mon, 23 Dec 2030 at 05:54 EDT (2,350 days away) in Ophiuchus

412.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 2°11'. Mon, 23 Dec 2030 at 10:10 EDT (2,350 days away) in Ophiuchus

413.

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. Tue, 24 Dec 2030 at 05:08 EDT (2,351 days away) in Sagittarius

414.

New Moon The Moon disappears into the Sun's glare for a few days. Tue, 24 Dec 2030 at 12:33 EDT (2,351 days away) in Sagittarius

415.

Venus at aphelion Venus passes the furthest point along its orbit from the Sun. Tue, 24 Dec 2030 at 20:49 EDT (2,351 days away) in Sagittarius

416.

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. Tue, 24 Dec 2030 at 22:02 EDT (2,351 days away) in Sagittarius

417.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 4°57'. Wed, 25 Dec 2030 at 17:21 EDT (2,352 days away) in Sagittarius

418.

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 2030 (2,355 days away) in Monoceros

419.

The Rosette Nebula is well placed The Rosette Nebula (C49; mag 9.0) in Monoceros culminates at around midnight local time. Sun, 29 Dec 2030 (2,356 days away) in Monoceros

420.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Mon, 30 Dec 2030 at 15:33 EDT (2,357 days away) in Ophiuchus