281.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Sun, 11 Aug 2019 at 21:53 EDT (2,471 days ago) in Aries

282.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Sun, 11 Aug 2019 (2,470 days ago) in Cancer

283.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2'18". Mon, 12 Aug 2019 at 05:52 EDT (2,470 days ago) in Sagittarius

284.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Mon, 12 Aug 2019 at 05:52 EDT (2,470 days ago) in Sagittarius

285.

Lunar occultation of Saturn The Moon will pass in front of Saturn, creating a lunar occultation visible from countries and territories including Australia, Papua New Guinea, New Zealand and Indonesia amongst others. Mon, 12 Aug 2019 at 05:52 EDT (2,470 days ago) in Sagittarius

286.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Mon, 12 Aug 2019 at 09:56 EDT (2,470 days ago) in Cancer

287.

Asteroid 15 Eunomia at opposition Asteroid 15 Eunomia makes closest approach to the Earth. Mon, 12 Aug 2019 at 12:46 EDT (2,470 days ago) in Aquarius

288.

Perseid meteor shower 2019 The Perseid meteor shower reaches its peak. Tue, 13 Aug 2019 (2,469 days ago) in Perseus

289.

The Moon at aphelion The Moon passes its furthest point from the Sun, a monthly occurrence around the time of full moon. Tue, 13 Aug 2019 at 16:19 EDT (2,469 days ago) in Capricornus

290.

Venus at superior solar conjunction Venus passes around the far side of the Sun. Wed, 14 Aug 2019 at 02:36 EDT (2,468 days ago) in Leo

291.

Messier 15 is well placed The globular cluster M15 (NGC 7078; mag 6.3) in Pegasus culminates at around midnight local time. Wed, 14 Aug 2019 (2,468 days ago) in Pegasus

292.

Full Moon The Moon reaches full phase and is visible for much of the night. Thu, 15 Aug 2019 at 08:29 EDT (2,467 days ago) in Capricornus

293.

Messier 2 is well placed The globular cluster M2 (NGC 7089; mag 6.6) in Aquarius culminates at around midnight local time. Thu, 15 Aug 2019 (2,467 days ago) in Aquarius

294.

Asteroid 39 Laetitia at opposition Asteroid 39 Laetitia makes closest approach to the Earth. Sat, 17 Aug 2019 at 05:34 EDT (2,465 days ago) in Capricornus

295.

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. Sat, 17 Aug 2019 at 06:49 EDT (2,465 days ago) in Aquarius

296.

κ-Cygnid meteor shower 2019 The κ-Cygnid meteor shower reaches its peak. Sun, 18 Aug 2019 (2,464 days ago) in Draco

297.

Mercury at perihelion Mercury passes its closest point to the Sun. Tue, 20 Aug 2019 at 02:50 EDT (2,462 days ago) in Cancer

298.

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. Fri, 23 Aug 2019 at 10:56 EDT (2,459 days ago) in Taurus

299.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Sun, 25 Aug 2019 at 23:48 EDT (2,457 days ago) in Leo

300.

Close approach of the Moon and M44 The Moon and M44 pass close to each other. Wed, 28 Aug 2019 at 08:12 EDT (2,454 days ago) in Cancer