581.

Full Moon The Moon reaches full phase and is visible for much of the night. Mon, 26 Apr 2021 at 23:31 EDT (1,160 days ago) in Libra

582.

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, 27 Apr 2021 at 11:22 EDT (1,159 days ago) in Libra

583.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from Sub-Saharan Africa and Heard Island and McDonald Islands. Wed, 28 Apr 2021 at 17:11 EDT (1,158 days ago) in Scorpius

584.

Conjunction of Ceres and Eris Ceres and Eris share the same right ascension, at a separation of 4°54'. Wed, 28 Apr 2021 at 19:06 EDT (1,158 days ago) in Cetus

585.

The Moon at aphelion The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon. Wed, 28 Apr 2021 at 23:32 EDT (1,158 days ago) in Scorpius

586.

Uranus at solar conjunction Uranus is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 30 Apr 2021 at 15:44 EDT (1,156 days ago) in Aries

587.

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 Hawaii, Midway Atoll, Kingman Reef and Palmyra Atoll amongst others. Sat, 01 May 2021 at 09:37 EDT (1,155 days ago) in Sagittarius

588.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 4°09'. Mon, 03 May 2021 at 12:58 EDT (1,153 days ago) in Capricornus

589.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Mon, 03 May 2021 at 14:49 EDT (1,153 days ago) in Capricornus

590.

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, 03 May 2021 at 15:50 EDT (1,153 days ago) in Capricornus

591.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 4°36'. Tue, 04 May 2021 at 17:02 EDT (1,152 days ago) in Aquarius

592.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Tue, 04 May 2021 at 19:55 EDT (1,152 days ago) in Aquarius

593.

η-Aquariid meteor shower 2021 The η-Aquariid meteor shower reaches its peak. Wed, 05 May 2021 (1,150 days ago) in Aquarius

594.

η-Lyrid meteor shower 2021 The η-Lyrid meteor shower reaches its peak. Sat, 08 May 2021 (1,148 days ago) in Lyra

595.

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, 09 May 2021 at 06:26 EDT (1,147 days ago) in Pisces

596.

New Moon The Moon disappears into the Sun's glare for a few days. Tue, 11 May 2021 at 15:01 EDT (1,145 days ago) in Aries

597.

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, 11 May 2021 at 17:53 EDT (1,145 days ago) in Aries

598.

Messier 5 is well placed The globular cluster M5 (NGC 5904; mag 5.7) in Serpens culminates at around midnight local time. Tue, 11 May 2021 (1,145 days ago) in Serpens Caput

599.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Wed, 12 May 2021 at 01:20 EDT (1,144 days ago) in Taurus

600.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 42'. Wed, 12 May 2021 at 18:03 EDT (1,144 days ago) in Taurus