561.

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. Sun, 15 Aug 2021 at 11:20 EDT (1,066 days ago) in Libra

562.

Messier 2 is well placed The globular cluster M2 (NGC 7089; mag 6.6) in Aquarius culminates at around midnight local time. Sun, 15 Aug 2021 (1,066 days ago) in Aquarius

563.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from Antarctica, New Zealand and Macquarie Island. Mon, 16 Aug 2021 at 05:00 EDT (1,065 days ago) in Scorpius

564.

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, 17 Aug 2021 at 05:15 EDT (1,064 days ago) in Ophiuchus

565.

κ-Cygnid meteor shower 2021 The κ-Cygnid meteor shower reaches its peak. Tue, 17 Aug 2021 (1,063 days ago) in Draco

566.

Lunar occultation of Sigma Sagittarii The Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from the Americas, Bonaire, Saint Eustatius and Saba, Clipperton Island, Grenada and Navassa Island. Wed, 18 Aug 2021 at 23:28 EDT (1,063 days ago) in Sagittarius

567.

Conjunction of Mercury and Mars Mercury and Mars share the same right ascension, at a separation of 4'48". Thu, 19 Aug 2021 at 00:09 EDT (1,062 days ago) in Leo

568.

Asteroid 43 Ariadne at opposition Asteroid 43 Ariadne makes closest approach to the Earth. Thu, 19 Aug 2021 at 07:58 EDT (1,062 days ago) in Aquarius

569.

Jupiter at opposition Jupiter lies in the opposite direction to the Sun in the sky, making it slightly closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Thu, 19 Aug 2021 at 20:20 EDT (1,062 days ago) in Capricornus

570.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Thu, 19 Aug 2021 at 20:57 EDT (1,062 days ago) in Aries

571.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Fri, 20 Aug 2021 at 01:25 EDT (1,061 days ago) in Capricornus

572.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°42'. Fri, 20 Aug 2021 at 18:15 EDT (1,061 days ago) in Capricornus

573.

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. Fri, 20 Aug 2021 at 19:31 EDT (1,061 days ago) in Capricornus

574.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Fri, 20 Aug 2021 at 19:39 EDT (1,061 days ago) in Capricornus

575.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 3°57'. Sun, 22 Aug 2021 at 00:56 EDT (1,059 days ago) in Capricornus

576.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Sun, 22 Aug 2021 at 03:11 EDT (1,059 days ago) in Capricornus

577.

Full Moon The Moon reaches full phase and is visible for much of the night. Sun, 22 Aug 2021 at 08:01 EDT (1,059 days ago) in Aquarius

578.

Asteroid 89 Julia at opposition Asteroid 89 Julia makes closest approach to the Earth. Tue, 24 Aug 2021 at 03:10 EDT (1,057 days ago) in Aquarius

579.

Comet 8P/Tuttle passes perihelion Comet 8P/Tuttle makes its closest approach to the Sun. Sat, 28 Aug 2021 (1,053 days ago) in Hydra

580.

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. Sun, 29 Aug 2021 at 22:22 EDT (1,052 days ago) in Taurus