1.

Messier 10 is well placed The globular cluster M10 (NGC 6254; mag 6.6) in Ophiuchus culminates at around midnight local time. Thu, 06 Jun 2019 (1,792 days ago) in Ophiuchus

2.

Close approach of the Moon and M44 The Moon and M44 pass close to each other. Fri, 07 Jun 2019 at 04:01 EDT (1,791 days ago) in Cancer

3.

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. Fri, 07 Jun 2019 at 19:15 EDT (1,791 days ago) in Cancer

4.

Messier 62 is well placed The globular cluster M62 (NGC 6266; mag 6.4) in Ophiuchus culminates at around midnight local time. Fri, 07 Jun 2019 (1,791 days ago) in Ophiuchus

5.

Comet C/2018 R3 (Lemmon) passes perihelion Comet C/2018 R3 (Lemmon) makes its closest approach to the Sun. Sat, 08 Jun 2019 (1,790 days ago) in Camelopardalis

6.

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. Mon, 10 Jun 2019 at 01:59 EDT (1,788 days ago) in Leo

7.

Jupiter at opposition Jupiter lies in the opposite direction to the Sun in the sky, making it slightly closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Mon, 10 Jun 2019 at 11:20 EDT (1,788 days ago) in Ophiuchus

8.

Daytime Arietid meteor shower 2019 The Daytime Arietid meteor shower reaches its peak. Mon, 10 Jun 2019 (1,787 days ago) in Aries

9.

Messier 92 is well placed The globular cluster M92 (NGC 6341; mag 6.5) in Hercules culminates at around midnight local time. Tue, 11 Jun 2019 (1,787 days ago) in Hercules

10.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Tue, 11 Jun 2019 at 23:03 EDT (1,787 days ago) in Ophiuchus

11.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°59'. Sun, 16 Jun 2019 at 14:48 EDT (1,782 days ago) in Ophiuchus

12.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Sun, 16 Jun 2019 at 15:24 EDT (1,782 days ago) in Ophiuchus

13.

NGC 6388 is well placed The globular cluster NGC 6388 (mag 6.8) in Scorpius culminates at around midnight local time. Sun, 16 Jun 2019 (1,782 days ago) in Scorpius

14.

Full Moon The Moon reaches full phase and is visible for much of the night. Mon, 17 Jun 2019 at 04:30 EDT (1,781 days ago) in Ophiuchus

15.

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. Mon, 17 Jun 2019 (1,781 days ago) in Scorpius

16.

NGC 6397 is well placed The globular cluster NGC 6397 (mag 5.6) in Ara culminates at around midnight local time. Mon, 17 Jun 2019 (1,781 days ago) in Ara

17.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Mon, 17 Jun 2019 (1,780 days ago) in Gemini

18.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Mon, 17 Jun 2019 at 22:57 EDT (1,781 days ago) in Gemini

19.

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, 18 Jun 2019 at 04:14 EDT (1,780 days ago) in Sagittarius

20.

Conjunction of Mercury and Mars Mercury and Mars share the same right ascension, at a separation of 14'. Tue, 18 Jun 2019 at 10:35 EDT (1,780 days ago) in Gemini