221.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°35'. Wed, 17 May 2023 at 21:36 EDT (368 days ago) in Aries

222.

New Moon The Moon disappears into the Sun's glare for a few days. Fri, 19 May 2023 at 11:54 EDT (366 days ago) in Taurus

223.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 2°12'. Tue, 23 May 2023 at 08:09 EDT (362 days ago) in Gemini

224.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Tue, 23 May 2023 at 08:37 EDT (362 days ago) in Gemini

225.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 3°45'. Wed, 24 May 2023 at 13:33 EDT (361 days ago) in Cancer

226.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Wed, 24 May 2023 at 15:19 EDT (361 days ago) in Cancer

227.

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. Thu, 25 May 2023 at 21:38 EDT (360 days ago) in Leo

228.

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. Sat, 27 May 2023 at 11:22 EDT (358 days ago) in Leo

229.

Messier 4 is well placed The globular cluster M4 (NGC 6121; mag 5.4) in Scorpius culminates at around midnight local time. Sun, 28 May 2023 (357 days ago) in Scorpius

230.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Mon, 29 May 2023 at 03:44 EDT (356 days ago) in Aries

231.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Tue, 30 May 2023 at 15:30 EDT (355 days ago) in Cancer

232.

Close approach of Mars and M44 Mars and M44 pass close to each other. Fri, 02 Jun 2023 at 19:06 EDT (352 days ago) in Cancer

233.

The Great Globular Cluster in Hercules is well placed The Great Globular Cluster in Hercules (M13, NGC 6205; mag 5.8) culminates at around midnight local time. Fri, 02 Jun 2023 (352 days ago) in Hercules

234.

Lunar occultation of Delta Scorpii The Moon will pass in front of Delta Scorpii (Dschubba), creating a lunar occultation visible from countries and territories including Antarctica, Australia, Chile and New Zealand amongst others. Sat, 03 Jun 2023 at 05:56 EDT (351 days ago) in Scorpius

235.

Messier 12 is well placed The globular cluster M12 (NGC 6218; mag 6.1) in Ophiuchus culminates at around midnight local time. Sat, 03 Jun 2023 (351 days ago) in Ophiuchus

236.

Venus at dichotomy Venus reaches half phase in the evening sky. Sat, 03 Jun 2023 at 22:56 EDT (351 days ago) in Cancer

237.

Full Moon The Moon reaches full phase and is visible for much of the night. Sat, 03 Jun 2023 at 23:41 EDT (351 days ago) in Scorpius

238.

Conjunction of Mercury and Uranus Mercury and Uranus share the same right ascension, at a separation of 2°54'. Sun, 04 Jun 2023 at 00:34 EDT (350 days ago) in Aries

239.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Sun, 04 Jun 2023 at 02:02 EDT (350 days ago) in Aries

240.

Venus at greatest elongation east Venus is bright and well placed in the evening sky. Sun, 04 Jun 2023 at 12:11 EDT (350 days ago) in Cancer