1.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Thu, 22 Sep 2022 at 20:58 EDT (575 days ago) in Virgo

2.

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. Mon, 19 Sep 2022 at 10:43 EDT (578 days ago) in Gemini

3.

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. Sat, 17 Sep 2022 at 17:52 EDT (580 days ago) in Taurus

4.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 3°36'. Fri, 16 Sep 2022 at 21:43 EDT (581 days ago) in Taurus

5.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Fri, 16 Sep 2022 at 20:16 EDT (581 days ago) in Taurus

6.

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, 16 Sep 2022 at 18:12 EDT (581 days ago) in Aquarius

7.

Lunar occultation of Uranus The Moon will pass in front of Uranus, creating a lunar occultation visible from Africa, Asia, Europe, Russia, Corsica, Guernsey, Menorca, Mallorca, Ibiza, Isla de Alborán, Melilla, Islas Chafarinas, Shetland, Orkney, Northern Ireland and RAF Akrotiri. Wed, 14 Sep 2022 at 18:26 EDT (583 days ago) in Aries

8.

Close approach of the Moon and Uranus The Moon and Uranus pass close to each other. Wed, 14 Sep 2022 at 18:26 EDT (583 days ago) in Aries

9.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Sun, 11 Sep 2022 at 12:41 EDT (586 days ago) in Pisces

10.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°48'. Sun, 11 Sep 2022 at 11:16 EDT (586 days ago) in Pisces

11.

Full Moon The Moon reaches full phase and is visible for much of the night. Sat, 10 Sep 2022 at 05:58 EDT (587 days ago) in Aquarius

12.

September ε-Perseid meteor shower 2022 The September ε-Perseid meteor shower reaches its peak. Fri, 09 Sep 2022 (588 days ago) in Perseus

13.

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. Thu, 08 Sep 2022 at 08:40 EDT (589 days ago) in Capricornus

14.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Thu, 08 Sep 2022 at 08:35 EDT (589 days ago) in Capricornus

15.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°56'. Thu, 08 Sep 2022 at 06:31 EDT (589 days ago) in Capricornus

16.

Asteroid 3 Juno at opposition Asteroid 3 Juno makes closest approach to the Earth. Wed, 07 Sep 2022 at 17:34 EDT (590 days ago) in Aquarius

17.

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. Wed, 07 Sep 2022 at 14:18 EDT (590 days ago) in Capricornus

18.

Lunar occultation of Sigma Sagittarii The Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from Antarctica, South Africa and Bouvet Island. Mon, 05 Sep 2022 at 19:09 EDT (592 days ago) in Sagittarius

19.

Venus at perihelion Venus passes its orbit's closest point to the Sun. Sun, 04 Sep 2022 at 22:10 EDT (593 days ago) in Leo

20.

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. Sat, 03 Sep 2022 at 14:08 EDT (594 days ago) in Ophiuchus