181.

Messier 92 is well placed The globular cluster M92 (NGC 6341; mag 6.5) in Hercules culminates at around midnight local time. Fri, 11 Jun 2021 (1,821 days ago) in Hercules

182.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 1°28'. Sat, 12 Jun 2021 at 02:42 EDT (1,820 days ago) in Gemini

183.

Venus at perihelion Venus passes its closest point to the Sun. Sat, 12 Jun 2021 at 17:18 EDT (1,820 days ago) in Gemini

184.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 2°48'. Sun, 13 Jun 2021 at 15:52 EDT (1,819 days ago) in Cancer

185.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sun, 13 Jun 2021 at 16:47 EDT (1,819 days ago) in Cancer

186.

NGC 6388 is well placed The globular cluster NGC 6388 (mag 6.8) in Scorpius culminates at around midnight local time. Tue, 15 Jun 2021 (1,817 days ago) in Scorpius

187.

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. Wed, 16 Jun 2021 (1,816 days ago) in Scorpius

188.

Comet 15P/Finlay passes perigee Comet 15P/Finlay makes its closest approach to the Earth. Thu, 17 Jun 2021 (1,815 days ago) in Pisces

189.

NGC 6397 is well placed The globular cluster NGC 6397 (mag 5.6) in Ara culminates at around midnight local time. Thu, 17 Jun 2021 (1,815 days ago) in Ara

190.

Moon at First Quarter The Moon reaches first quarter phase – appearing high in the sky at sunset and remaining visible until around midnight. Thu, 17 Jun 2021 at 23:54 EDT (1,815 days ago) in Virgo

191.

The cluster IC 4665 is well placed The open star cluster IC 4665 (mag 4.2) in Ophiuchus culminates at around midnight local time. Fri, 18 Jun 2021 (1,814 days ago) in Ophiuchus

192.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Sun, 20 Jun 2021 at 11:07 EDT (1,812 days ago) in Aquarius

193.

The Ptolemy cluster is well placed The Ptolemy Cluster (M7, NGC 6475; mag 3.3) in Scorpius culminates at around midnight local time. Sun, 20 Jun 2021 (1,812 days ago) in Scorpius

194.

June solstice 21 June will be the longest day of 2021 in the northern hemisphere. Sun, 20 Jun 2021 at 23:25 EDT (1,812 days ago) in Taurus

195.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from parts of Sub-Saharan Africa, Australia and Heard Island and McDonald Islands. Tue, 22 Jun 2021 at 14:28 EDT (1,810 days ago) in Scorpius

196.

The Lagoon Nebula is well placed The Lagoon Nebula (M8; mag 5.8) in Sagittarius culminates at around midnight local time. Tue, 22 Jun 2021 (1,810 days ago) in Sagittarius

197.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, appearing larger than at other times of the month – though only very fractionally. Wed, 23 Jun 2021 at 05:54 EDT (1,809 days ago) in Ophiuchus

198.

Close approach of Mars and M44 Mars and M44 pass close to each other. Wed, 23 Jun 2021 at 18:35 EDT (1,809 days ago) in Cancer

199.

NGC 6541 is well placed The globular cluster NGC 6541 (mag 6.6) in Corona Australis culminates at around midnight local time. Wed, 23 Jun 2021 (1,809 days ago) in Corona Australis

200.

Full Moon The Moon reaches full phase and is visible for much of the night. Thu, 24 Jun 2021 at 14:39 EDT (1,808 days ago) in Sagittarius