21.

Close approach of the Moon and M44 The Moon and M44 pass close to each other. Thu, 04 Jul 2019 at 11:43 EDT (1,780 days ago) in Cancer

22.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°15'. Thu, 04 Jul 2019 at 04:35 EDT (1,780 days ago) in Cancer

23.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 5'18". Thu, 04 Jul 2019 at 01:39 EDT (1,780 days ago) in Cancer

24.

The cluster IC 4756 is well placed The open star cluster IC 4756 (mag 4.6) in Serpens culminates at around midnight local time. Tue, 02 Jul 2019 (1,782 days ago) in Serpens Cauda

25.

Total solar eclipse There will be an eclipse of the Sun, visible from Argentina and northern Chile. Tue, 02 Jul 2019 at 15:23 EDT (1,782 days ago) in Gemini

26.

New Moon The Moon disappears into the Sun's glare for a few days. Tue, 02 Jul 2019 at 15:17 EDT (1,782 days ago) in Gemini

27.

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. Tue, 02 Jul 2019 at 08:23 EDT (1,782 days ago) in Gemini

28.

Asteroid 18 Melpomene at opposition Asteroid 18 Melpomene makes closest approach to the Earth. Mon, 01 Jul 2019 at 22:22 EDT (1,783 days ago) in Scutum

29.

Messier 22 is well placed The globular cluster M22 (mag 5.2) in Sagittarius, near the Galactic centre, culminates at around midnight local time. Mon, 01 Jul 2019 (1,783 days ago) in Sagittarius

30.

The cluster NGC 6633 is well placed The open star cluster NGC 6633 (mag 4.6) in Ophiuchus culminates at around midnight local time. Sat, 29 Jun 2019 (1,785 days ago) in Ophiuchus

31.

June Bootid meteor shower 2019 The June Bootid meteor shower reaches its peak. Thu, 27 Jun 2019 (1,787 days ago) in Bootes

32.

Supernova SN2019iex discovered A new supernova has been discovered in NGC 7769. Tue, 25 Jun 2019 (1,788 days ago)

33.

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. Tue, 25 Jun 2019 at 05:47 EDT (1,789 days ago) in Pisces

34.

NGC 6541 is well placed The globular cluster NGC 6541 (mag 6.6) in Corona Australis culminates at around midnight local time. Mon, 24 Jun 2019 (1,790 days ago) in Corona Australis

35.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Sun, 23 Jun 2019 at 20:56 EDT (1,791 days ago) in Gemini

36.

The Lagoon Nebula is well placed The Lagoon Nebula (M8; mag 5.8) in Sagittarius culminates at around midnight local time. Sun, 23 Jun 2019 (1,791 days ago) in Sagittarius

37.

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, 23 Jun 2019 at 03:49 EDT (1,791 days ago) in Aquarius

38.

June solstice 21 June will be the longest day of 2019 in the northern hemisphere. Fri, 21 Jun 2019 at 11:47 EDT (1,793 days ago) in Taurus

39.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Fri, 21 Jun 2019 at 10:13 EDT (1,793 days ago) in Aquarius

40.

The Ptolemy cluster is well placed The Ptolemy Cluster (M7, NGC 6475; mag 3.3) in Scorpius culminates at around midnight local time. Thu, 20 Jun 2019 (1,794 days ago) in Scorpius