581.

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. Mon, 30 Aug 2021 at 03:13 EDT (1,051 days ago) in Taurus

582.

Comet 8P/Tuttle reaches peak brightness Comet 8P/Tuttle is forecast to reach the brightest point in its 2021 apparition. Tue, 31 Aug 2021 (1,050 days ago) in Hydra

583.

Aurigid meteor shower 2021 The Aurigid meteor shower reaches its peak. Tue, 31 Aug 2021 (1,049 days ago) in Auriga

584.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Thu, 02 Sep 2021 (1,048 days ago) in Virgo

585.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Sun, 05 Sep 2021 at 20:28 EDT (1,045 days ago) in Virgo

586.

New Moon The Moon disappears into the Sun's glare for a few days. Mon, 06 Sep 2021 at 20:52 EDT (1,044 days ago) in Leo

587.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 6°31'. Wed, 08 Sep 2021 at 16:18 EDT (1,042 days ago) in Virgo

588.

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. Wed, 08 Sep 2021 at 20:17 EDT (1,042 days ago) in Virgo

589.

September ε-Perseid meteor shower 2021 The September ε-Perseid meteor shower reaches its peak. Thu, 09 Sep 2021 (1,041 days ago) in Perseus

590.

Comet 4P/Faye passes perihelion Comet 4P/Faye makes its closest approach to the Sun. Thu, 09 Sep 2021 (1,041 days ago) in Taurus

591.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 4°04'. Thu, 09 Sep 2021 at 22:08 EDT (1,041 days ago) in Virgo

592.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Fri, 10 Sep 2021 at 01:17 EDT (1,040 days ago) in Virgo

593.

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, 11 Sep 2021 at 06:03 EDT (1,039 days ago) in Libra

594.

Asteroid 2 Pallas at opposition Asteroid 2 Pallas makes closest approach to the Earth. Sat, 11 Sep 2021 at 07:58 EDT (1,039 days ago) in Pisces

595.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from Antarctica. Sun, 12 Sep 2021 at 10:20 EDT (1,038 days ago) in Scorpius

596.

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. Mon, 13 Sep 2021 at 16:39 EDT (1,037 days ago) in Ophiuchus

597.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Mon, 13 Sep 2021 at 17:55 EDT (1,037 days ago) in Virgo

598.

Neptune at opposition Neptune lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Tue, 14 Sep 2021 at 05:12 EDT (1,036 days ago) in Aquarius

599.

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 Australia, Papua New Guinea, Indonesia and Solomon Islands amongst others. Wed, 15 Sep 2021 at 05:23 EDT (1,035 days ago) in Sagittarius

600.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°45'. Thu, 16 Sep 2021 at 22:33 EDT (1,034 days ago) in Capricornus