1.

Daytime Arietid meteor shower 2018 The Daytime Arietid meteor shower reaches its peak. Sun, 10 Jun 2018 (2,149 days ago) in Aries

2.

Messier 92 is well placed The globular cluster M92 (NGC 6341; mag 6.5) in Hercules culminates at around midnight local time. Mon, 11 Jun 2018 (2,148 days ago) in Hercules

3.

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, 12 Jun 2018 at 18:16 EDT (2,147 days ago) in Taurus

4.

New Moon The Moon disappears into the Sun's glare for a few days. Wed, 13 Jun 2018 at 15:44 EDT (2,146 days ago) in Taurus

5.

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. Thu, 14 Jun 2018 at 19:52 EDT (2,145 days ago) in Gemini

6.

Asteroid 29 Amphitrite at opposition Asteroid 29 Amphitrite makes closest approach to the Earth. Fri, 15 Jun 2018 at 12:46 EDT (2,144 days ago) in Scorpius

7.

Asteroid 9 Metis at opposition Asteroid 9 Metis makes closest approach to the Earth. Sat, 16 Jun 2018 at 05:34 EDT (2,143 days ago) in Ophiuchus

8.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Sat, 16 Jun 2018 at 08:38 EDT (2,143 days ago) in Cancer

9.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 2°20'. Sat, 16 Jun 2018 at 09:11 EDT (2,143 days ago) in Cancer

10.

Close approach of the Moon and M44 The Moon and M44 pass close to each other. Sat, 16 Jun 2018 at 15:49 EDT (2,143 days ago) in Cancer

11.

NGC 6388 is well placed The globular cluster NGC 6388 (mag 6.8) in Scorpius culminates at around midnight local time. Sat, 16 Jun 2018 (2,143 days ago) in Scorpius

12.

The Butterfly cluster is well placed The Butterfly open star cluster (M6, NGC 6405; mag 4.2) in Scorpius culminates at around midnight local time. Sun, 17 Jun 2018 (2,142 days ago) in Scorpius

13.

NGC 6397 is well placed The globular cluster NGC 6397 (mag 5.6) in Ara culminates at around midnight local time. Sun, 17 Jun 2018 (2,142 days ago) in Ara

14.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Mon, 18 Jun 2018 at 19:45 EDT (2,141 days ago) in Aquarius

15.

Asteroid 4 Vesta at opposition Asteroid 4 Vesta makes closest approach to the Earth. Mon, 18 Jun 2018 at 19:58 EDT (2,141 days ago) in Sagittarius

16.

The cluster IC 4665 is well placed The open star cluster IC 4665 (mag 4.2) in Ophiuchus culminates at around midnight local time. Mon, 18 Jun 2018 (2,141 days ago) in Ophiuchus

17.

Close approach of Venus and M44 Venus and M44 pass close to each other. Wed, 20 Jun 2018 at 06:49 EDT (2,139 days ago) in Cancer

18.

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. Wed, 20 Jun 2018 at 06:51 EDT (2,139 days ago) in Virgo

19.

The Ptolemy cluster is well placed The Ptolemy Cluster (M7, NGC 6475; mag 3.3) in Scorpius culminates at around midnight local time. Wed, 20 Jun 2018 (2,139 days ago) in Scorpius

20.

June solstice 21 June will be the longest day of 2018 in the northern hemisphere. Thu, 21 Jun 2018 at 06:01 EDT (2,138 days ago) in Taurus