301.

Full Moon The Moon reaches full phase and is visible for much of the night. Wed, 02 Sep 2020 at 01:22 EDT (1,389 days ago) in Aquarius

302.

Venus at highest altitude in morning sky Venus is bright and well placed in the dawn sky. Wed, 02 Sep 2020 (1,389 days ago) in Gemini

303.

Supernova SN2020ssf discovered A new supernova has been discovered in NGC 7722. Sat, 05 Sep 2020 (1,385 days ago)

304.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sun, 06 Sep 2020 at 00:44 EDT (1,385 days ago) in Pisces

305.

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 (1,385 days ago) in Pisces

306.

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 (1,385 days ago) in Pisces

307.

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 (1,385 days ago) in Pisces

308.

September ε-Perseid meteor shower 2020 The September ε-Perseid meteor shower reaches its peak. Wed, 09 Sep 2020 (1,382 days ago) in Perseus

309.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Wed, 09 Sep 2020 at 18:21 EDT (1,382 days ago) in Pisces

310.

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 (1,381 days ago) in Taurus

311.

Asteroid 19 Fortuna at opposition Asteroid 19 Fortuna makes closest approach to the Earth. Thu, 10 Sep 2020 at 15:10 EDT (1,381 days ago) in Pisces

312.

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 (1,380 days ago) in Aquarius

313.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Sat, 12 Sep 2020 at 20:47 EDT (1,379 days ago) in Sagittarius

314.

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 (1,377 days ago) in Cancer

315.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Mon, 14 Sep 2020 at 02:22 EDT (1,377 days ago) in Cancer

316.

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 (1,376 days ago) in Sextans

317.

Supernova SN2020tlf discovered A new supernova has been discovered in NGC 5731. Tue, 15 Sep 2020 (1,375 days ago)

318.

Comet 88P/Howell reaches peak brightness Comet 88P/Howell is forecast to reach the brightest point in its 2020 apparition. Wed, 16 Sep 2020 (1,375 days ago) in Scorpius

319.

New Moon The Moon disappears into the Sun's glare for a few days. Thu, 17 Sep 2020 at 07:01 EDT (1,374 days ago) in Virgo

320.

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. Fri, 18 Sep 2020 at 09:47 EDT (1,373 days ago) in Virgo