181.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Mon, 26 Apr 2021 at 21:48 EDT (1,105 days ago) in Aries

182.

Full Moon The Moon reaches full phase and is visible for much of the night. Mon, 26 Apr 2021 at 23:31 EDT (1,105 days ago) in Libra

183.

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. Tue, 27 Apr 2021 at 11:22 EDT (1,104 days ago) in Libra

184.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from Sub-Saharan Africa and Heard Island and McDonald Islands. Wed, 28 Apr 2021 at 17:11 EDT (1,103 days ago) in Scorpius

185.

Conjunction of Ceres and Eris Ceres and Eris share the same right ascension, at a separation of 4°54'. Wed, 28 Apr 2021 at 19:06 EDT (1,103 days ago) in Cetus

186.

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. Wed, 28 Apr 2021 at 23:32 EDT (1,103 days ago) in Scorpius

187.

Uranus at solar conjunction Uranus is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 30 Apr 2021 at 15:44 EDT (1,101 days ago) in Aries

188.

Lunar occultation of Sigma Sagittarii The Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from countries and territories including Hawaii, Midway Atoll, Kingman Reef and Palmyra Atoll amongst others. Sat, 01 May 2021 at 09:37 EDT (1,100 days ago) in Sagittarius

189.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 4°09'. Mon, 03 May 2021 at 12:58 EDT (1,098 days ago) in Capricornus

190.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Mon, 03 May 2021 at 14:49 EDT (1,098 days ago) in Capricornus

191.

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. Mon, 03 May 2021 at 15:50 EDT (1,098 days ago) in Capricornus

192.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 4°36'. Tue, 04 May 2021 at 17:02 EDT (1,097 days ago) in Aquarius

193.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Tue, 04 May 2021 at 19:55 EDT (1,097 days ago) in Aquarius

194.

η-Aquariid meteor shower 2021 The η-Aquariid meteor shower reaches its peak. Wed, 05 May 2021 (1,095 days ago) in Aquarius

195.

η-Lyrid meteor shower 2021 The η-Lyrid meteor shower reaches its peak. Sat, 08 May 2021 (1,093 days ago) in Lyra

196.

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. Sun, 09 May 2021 at 06:26 EDT (1,092 days ago) in Pisces

197.

New Moon The Moon disappears into the Sun's glare for a few days. Tue, 11 May 2021 at 15:01 EDT (1,090 days ago) in Aries

198.

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. Tue, 11 May 2021 at 17:53 EDT (1,090 days ago) in Aries

199.

Messier 5 is well placed The globular cluster M5 (NGC 5904; mag 5.7) in Serpens culminates at around midnight local time. Tue, 11 May 2021 (1,090 days ago) in Serpens Caput

200.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Wed, 12 May 2021 at 01:20 EDT (1,089 days ago) in Taurus