281.

Comet C/2020 K8 (Catalina-ATLAS) passes perihelion Comet C/2020 K8 (Catalina-ATLAS) makes its closest approach to the Sun. Tue, 15 Sep 2020 (1,341 days ago) in Sextans

282.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Mon, 14 Sep 2020 at 02:22 EDT (1,342 days ago) in Cancer

283.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 4°27'. Mon, 14 Sep 2020 at 00:43 EDT (1,342 days ago) in Cancer

284.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Sat, 12 Sep 2020 at 20:47 EDT (1,344 days ago) in Sagittarius

285.

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. Fri, 11 Sep 2020 at 16:17 EDT (1,345 days ago) in Aquarius

286.

Asteroid 19 Fortuna at opposition Asteroid 19 Fortuna makes closest approach to the Earth. Thu, 10 Sep 2020 at 15:10 EDT (1,346 days ago) in Pisces

287.

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. Thu, 10 Sep 2020 at 05:26 EDT (1,346 days ago) in Taurus

288.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Wed, 09 Sep 2020 at 18:21 EDT (1,347 days ago) in Pisces

289.

September ε-Perseid meteor shower 2020 The September ε-Perseid meteor shower reaches its peak. Wed, 09 Sep 2020 (1,347 days ago) in Perseus

290.

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, 06 Sep 2020 at 02:28 EDT (1,350 days ago) in Pisces

291.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 1'36". Sun, 06 Sep 2020 at 00:45 EDT (1,350 days ago) in Pisces

292.

Lunar occultation of Mars The Moon will pass in front of Mars, creating a lunar occultation visible from Africa, Western Asia, Southern Europe, South America, Bulgaria, Corsica, Madeira, the Savage Islands, Menorca, Mallorca, Ibiza, Isla de Alborán, Melilla, Islas Chafarinas, the Canary Islands and RAF Akrotiri. Sun, 06 Sep 2020 at 00:44 EDT (1,350 days ago) in Pisces

293.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sun, 06 Sep 2020 at 00:44 EDT (1,350 days ago) in Pisces

294.

Supernova SN2020ssf discovered A new supernova has been discovered in NGC 7722. Sat, 05 Sep 2020 (1,350 days ago)

295.

Venus at highest altitude in morning sky Venus is bright and well placed in the dawn sky. Wed, 02 Sep 2020 (1,354 days ago) in Gemini

296.

Full Moon The Moon reaches full phase and is visible for much of the night. Wed, 02 Sep 2020 at 01:22 EDT (1,354 days ago) in Aquarius

297.

Conjunction of Mars and Eris Mars and Eris share the same right ascension, at a separation of 7°58'. Mon, 31 Aug 2020 at 22:00 EDT (1,356 days ago) in Cetus

298.

Aurigid meteor shower 2020 The Aurigid meteor shower reaches its peak. Mon, 31 Aug 2020 (1,356 days ago) in Auriga

299.

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. Sun, 30 Aug 2020 at 22:37 EDT (1,357 days ago) in Capricornus

300.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sat, 29 Aug 2020 at 12:59 EDT (1,358 days ago) in Sagittarius