541.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 41'. Thu, 02 Dec 2021 at 19:27 EDT (958 days ago) in Libra

542.

Total solar eclipse There will be an eclipse of the Sun, visible from Antarctica. Sat, 04 Dec 2021 at 02:33 EDT (956 days ago) in Ophiuchus

543.

New Moon The Moon disappears into the Sun's glare for a few days. Sat, 04 Dec 2021 at 02:44 EDT (956 days ago) in Ophiuchus

544.

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. Sat, 04 Dec 2021 at 05:04 EDT (956 days ago) in Ophiuchus

545.

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. Sun, 05 Dec 2021 at 04:23 EDT (955 days ago) in Sagittarius

546.

December φ-Cassiopeid meteor shower 2021 The December φ-Cassiopeid meteor shower reaches its peak. Mon, 06 Dec 2021 (954 days ago) in Andromeda

547.

Lunar occultation of Sigma Sagittarii The Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from countries and territories including Papua New Guinea, Indonesia, Australia and Solomon Islands amongst others. Mon, 06 Dec 2021 at 02:42 EDT (954 days ago) in Sagittarius

548.

Venus at highest altitude in evening sky Venus is bright and well placed in the evening sky. Mon, 06 Dec 2021 (954 days ago) in Ophiuchus

549.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 1°52'. Mon, 06 Dec 2021 at 19:49 EDT (954 days ago) in Sagittarius

550.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Mon, 06 Dec 2021 at 20:08 EDT (954 days ago) in Sagittarius

551.

Puppid-Velid meteor shower 2021 The Puppid-Velid meteor shower reaches its peak. Tue, 07 Dec 2021 (953 days ago) in Vela

552.

Venus at greatest brightness Venus reaches its greatest brightness in the evening sky. Tue, 07 Dec 2021 at 11:09 EDT (953 days ago) in Sagittarius

553.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 4°11'. Tue, 07 Dec 2021 at 20:49 EDT (953 days ago) in Capricornus

554.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Tue, 07 Dec 2021 at 22:28 EDT (953 days ago) in Capricornus

555.

Monocerotid meteor shower 2021 The Monocerotid meteor shower reaches its peak. Wed, 08 Dec 2021 (951 days ago) in Monoceros

556.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 4°28'. Thu, 09 Dec 2021 at 01:10 EDT (951 days ago) in Capricornus

557.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Thu, 09 Dec 2021 at 03:49 EDT (951 days ago) in Capricornus

558.

Asteroid 44 Nysa at opposition Asteroid 44 Nysa makes closest approach to the Earth. Fri, 10 Dec 2021 at 04:34 EDT (950 days ago) in Taurus

559.

Moon at First Quarter The Moon reaches first quarter phase – appearing high in the sky at sunset and setting in the west at around midnight. Fri, 10 Dec 2021 at 20:36 EDT (950 days ago) in Aquarius

560.

σ-Hydrid meteor shower 2021 The σ-Hydrid meteor shower reaches its peak. Sat, 11 Dec 2021 (948 days ago) in Hydra