21.

The cluster NGC 6633 is well placed The open star cluster NGC 6633 (mag 4.6) in Ophiuchus culminates at around midnight local time. Fri, 28 Jun 2024 (19 days ago) in Ophiuchus

22.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Sat, 29 Jun 2024 at 15:16 EDT (18 days ago) in Aquarius

23.

Comet 13P/Olbers passes perihelion Comet 13P/Olbers makes its closest approach to the Sun. Sun, 30 Jun 2024 (17 days ago) in Lynx

24.

Messier 22 is well placed The globular cluster M22 (mag 5.2) in Sagittarius, near the Galactic centre, culminates at around midnight local time. Sun, 30 Jun 2024 (17 days ago) in Sagittarius

25.

Comet 13P/Olbers reaches peak brightness Comet 13P/Olbers is forecast to reach the brightest point in its 2024 apparition. Mon, 01 Jul 2024 (16 days ago) in Lynx

26.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Mon, 01 Jul 2024 at 11:47 EDT (16 days ago) in Aries

27.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 4°05'. Mon, 01 Jul 2024 at 14:27 EDT (16 days ago) in Aries

28.

The cluster IC 4756 is well placed The open star cluster IC 4756 (mag 4.6) in Serpens culminates at around midnight local time. Mon, 01 Jul 2024 (16 days ago) in Serpens Cauda

29.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Tue, 02 Jul 2024 at 05:19 EDT (15 days ago) in Pisces

30.

Close approach of the Moon and M45 The Moon and M45 pass close to each other. Tue, 02 Jul 2024 at 12:27 EDT (15 days ago) in Taurus

31.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 5°01'. Wed, 03 Jul 2024 at 04:29 EDT (14 days ago) in Taurus

32.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Fri, 05 Jul 2024 at 01:06 EDT (12 days ago) in Pisces

33.

New Moon The Moon disappears into the Sun's glare for a few days. Fri, 05 Jul 2024 at 18:58 EDT (12 days ago) in Gemini

34.

The Moon at perihelion The Moon passes its orbit's closest point to the Sun, which happens each month around the time of new moon. Sat, 06 Jul 2024 at 01:45 EDT (11 days ago) in Gemini

35.

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. Sat, 06 Jul 2024 at 11:33 EDT (11 days ago) in Sagittarius

36.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°13'. Sun, 07 Jul 2024 at 14:33 EDT (10 days ago) in Cancer

37.

The Great Peacock Globular Cluster is well placed The bright globular cluster NGC 6752 (mag 5.4) in Pavo culminates at around midnight local time. Tue, 09 Jul 2024 (8 days ago) in Pavo

38.

Venus at perihelion Venus passes its orbit's closest point to the Sun. Wed, 10 Jul 2024 at 07:44 EDT (7 days ago) in Cancer

39.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Thu, 11 Jul 2024 (5 days ago) in Leo

40.

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. Fri, 12 Jul 2024 at 04:10 EDT (5 days ago) in Virgo