401.

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 (1,384 days ago) in Aquarius

402.

Asteroid 19 Fortuna at opposition Asteroid 19 Fortuna makes closest approach to the Earth. Thu, 10 Sep 2020 at 15:10 EDT (1,385 days ago) in Pisces

403.

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 (1,385 days ago) in Taurus

404.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Wed, 09 Sep 2020 at 18:21 EDT (1,386 days ago) in Pisces

405.

September ε-Perseid meteor shower 2020 The September ε-Perseid meteor shower reaches its peak. Wed, 09 Sep 2020 (1,386 days ago) in Perseus

406.

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 (1,389 days ago) in Pisces

407.

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 (1,389 days ago) in Pisces

408.

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 (1,389 days ago) in Pisces

409.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sun, 06 Sep 2020 at 00:44 EDT (1,389 days ago) in Pisces

410.

Supernova SN2020ssf discovered A new supernova has been discovered in NGC 7722. Sat, 05 Sep 2020 (1,389 days ago)

411.

Venus at highest altitude in morning sky Venus is bright and well placed in the dawn sky. Wed, 02 Sep 2020 (1,393 days ago) in Gemini

412.

Full Moon The Moon reaches full phase and is visible for much of the night. Wed, 02 Sep 2020 at 01:22 EDT (1,393 days ago) in Aquarius

413.

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 (1,395 days ago) in Cetus

414.

Aurigid meteor shower 2020 The Aurigid meteor shower reaches its peak. Mon, 31 Aug 2020 (1,395 days ago) in Auriga

415.

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 (1,396 days ago) in Capricornus

416.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sat, 29 Aug 2020 at 12:59 EDT (1,397 days ago) in Sagittarius

417.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2°12'. Sat, 29 Aug 2020 at 12:32 EDT (1,397 days ago) in Sagittarius

418.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Fri, 28 Aug 2020 at 21:42 EDT (1,398 days ago) in Sagittarius

419.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°24'. Fri, 28 Aug 2020 at 21:35 EDT (1,398 days ago) in Sagittarius

420.

1 Ceres at opposition 1 Ceres lies in the opposite direction to the Sun in the sky, making it closer and brighter than at other times. It is also optimally positioned to be observable for much of the night. Fri, 28 Aug 2020 at 14:52 EDT (1,398 days ago) in Aquarius