1.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Mon, 19 Aug 2019 at 23:50 PDT (2,154 days ago) in Cancer

2.

κ-Cygnid meteor shower 2019 The κ-Cygnid meteor shower reaches its peak. Sun, 18 Aug 2019 (2,155 days ago) in Draco

3.

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. Sat, 17 Aug 2019 at 03:49 PDT (2,156 days ago) in Aquarius

4.

Asteroid 39 Laetitia at opposition Asteroid 39 Laetitia makes closest approach to the Earth. Fri, 16 Aug 2019 at 16:58 PDT (2,157 days ago) in Capricornus

5.

Messier 2 is well placed The globular cluster M2 (NGC 7089; mag 6.6) in Aquarius culminates at around midnight local time. Thu, 15 Aug 2019 (2,158 days ago) in Aquarius

6.

Full Moon The Moon reaches full phase and is visible for much of the night. Thu, 15 Aug 2019 at 05:29 PDT (2,158 days ago) in Capricornus

7.

Messier 15 is well placed The globular cluster M15 (NGC 7078; mag 6.3) in Pegasus culminates at around midnight local time. Wed, 14 Aug 2019 (2,159 days ago) in Pegasus

8.

Venus at superior solar conjunction Venus passes around the far side of the Sun. Tue, 13 Aug 2019 at 23:36 PDT (2,160 days ago) in Leo

9.

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. Tue, 13 Aug 2019 at 13:19 PDT (2,160 days ago) in Capricornus

10.

Perseid meteor shower 2019 The Perseid meteor shower reaches its peak. Tue, 13 Aug 2019 (2,160 days ago) in Perseus

11.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Mon, 12 Aug 2019 at 06:56 PDT (2,161 days ago) in Cancer

12.

Asteroid 15 Eunomia at opposition Asteroid 15 Eunomia makes closest approach to the Earth. Mon, 12 Aug 2019 at 04:58 PDT (2,161 days ago) in Aquarius

13.

Lunar occultation of Saturn The Moon will pass in front of Saturn, creating a lunar occultation visible from countries and territories including Australia, Papua New Guinea, New Zealand and Indonesia amongst others. Mon, 12 Aug 2019 at 02:52 PDT (2,161 days ago) in Sagittarius

14.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Mon, 12 Aug 2019 at 02:52 PDT (2,161 days ago) in Sagittarius

15.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2'18". Mon, 12 Aug 2019 at 02:52 PDT (2,161 days ago) in Sagittarius

16.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Sun, 11 Aug 2019 at 18:53 PDT (2,162 days ago) in Aries

17.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Sun, 11 Aug 2019 at 06:47 PDT (2,162 days ago) in Ophiuchus

18.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Sat, 10 Aug 2019 (2,162 days ago) in Cancer

19.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Fri, 09 Aug 2019 at 20:35 PDT (2,164 days ago) in Cancer

20.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Fri, 09 Aug 2019 at 16:45 PDT (2,164 days ago) in Ophiuchus