1.

Neptune at opposition Neptune is well placed for observation. Tue, 10 Sep 2019 at 03:10 EDT (7 days ago) in Aquarius

2.

September ε-Perseid meteor shower The September ε-Perseid meteor shower reaches its peak. Mon, 09 Sep 2019 (8 days ago) in Perseus

3.

Close approach of the Moon and Pluto The Moon and Pluto pass within 0°03' of each other. Sun, 08 Sep 2019 at 23:38 EDT (9 days ago) in Sagittarius

4.

Close approach of the Moon and Saturn The Moon and Saturn pass within 0°02' of each other. Sun, 08 Sep 2019 at 09:42 EDT (9 days ago) in Sagittarius

5.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 0°02'. Sun, 08 Sep 2019 at 09:42 EDT (9 days ago) in Sagittarius

6.

Asteroid 135 Hertha at opposition Asteroid 135 Hertha is well placed for observation. Fri, 06 Sep 2019 at 05:35 EDT (11 days ago) in Aquarius

7.

Close approach of the Moon and Jupiter The Moon and Jupiter pass within 2°15' of each other. Fri, 06 Sep 2019 at 03:40 EDT (11 days ago) in Ophiuchus

8.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 2°18'. Fri, 06 Sep 2019 at 02:53 EDT (11 days ago) in Ophiuchus

9.

Moon at First Quarter The Moon appears high in the sky at sunset and sets in the west at around midnight. Thu, 05 Sep 2019 at 23:12 EDT (12 days ago) in Ophiuchus

10.

C/2018 W2 (Africano) at perihelion C/2018 W2 (Africano) makes its closest approach to the Sun. Thu, 05 Sep 2019 (12 days ago) in Perseus

11.

Mercury at superior solar conjunction Mercury passes around the far side of the Sun. Tue, 03 Sep 2019 at 21:27 EDT (14 days ago) in Leo

12.

Mars at solar conjunction Mars is unobservable as it passes around the far side of the Sun. Mon, 02 Sep 2019 at 07:01 EDT (15 days ago) in Leo

13.

Aurigid meteor shower The Aurigid meteor shower reaches its peak. Sun, 01 Sep 2019 (16 days ago) in Auriga

14.

The Moon at perihelion The Moon reaches its closest point to the Sun. Sun, 01 Sep 2019 at 01:41 EDT (16 days ago) in Virgo

15.

The Moon at perigee The Moon appears large as it makes its closest approach to the Earth. Fri, 30 Aug 2019 at 11:54 EDT (18 days ago) in Leo

16.

New Moon The Moon disappears into the Sun's glare. Fri, 30 Aug 2019 at 06:38 EDT (18 days ago) in Leo

17.

Mars at apogee Mars reaches its furthest point from the Earth. Wed, 28 Aug 2019 at 15:33 EDT (20 days ago) in Leo

18.

Close approach of the Moon and M44 The Moon and M44 pass within 0°33' of each other. Wed, 28 Aug 2019 at 08:13 EDT (20 days ago) in Cancer

19.

Mars at aphelion Mars reaches its furthest point from the Sun. Sun, 25 Aug 2019 at 21:15 EDT (23 days ago) in Leo

20.

Moon at Last Quarter The Moon rises in the east at around midnight and appears high in the sky at sunrise. Fri, 23 Aug 2019 at 10:57 EDT (25 days ago) in Taurus