241.

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 (1,107 days ago) in Sagittarius

242.

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 (1,105 days ago) in Capricornus

243.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Mon, 03 May 2021 at 14:49 EDT (1,105 days ago) in Capricornus

244.

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 (1,105 days ago) in Capricornus

245.

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 (1,104 days ago) in Aquarius

246.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Tue, 04 May 2021 at 19:55 EDT (1,104 days ago) in Aquarius

247.

η-Aquariid meteor shower 2021 The η-Aquariid meteor shower reaches its peak. Wed, 05 May 2021 (1,102 days ago) in Aquarius

248.

η-Lyrid meteor shower 2021 The η-Lyrid meteor shower reaches its peak. Sat, 08 May 2021 (1,100 days ago) in Lyra

249.

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 (1,099 days ago) in Pisces

250.

New Moon The Moon disappears into the Sun's glare for a few days. Tue, 11 May 2021 at 15:01 EDT (1,097 days ago) in Aries

251.

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 (1,097 days ago) in Aries

252.

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 (1,097 days ago) in Serpens Caput

253.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Wed, 12 May 2021 at 01:20 EDT (1,096 days ago) in Taurus

254.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 42'. Wed, 12 May 2021 at 18:03 EDT (1,096 days ago) in Taurus

255.

Lunar occultation of Venus The Moon will pass in front of Venus, creating a lunar occultation visible from New Zealand, French Polynesia and Pitcairn. Wed, 12 May 2021 at 18:30 EDT (1,096 days ago) in Taurus

256.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 2°08'. Thu, 13 May 2021 at 13:58 EDT (1,095 days ago) in Taurus

257.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Sat, 15 May 2021 (1,093 days ago) in Taurus

258.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 1°28'. Sun, 16 May 2021 at 00:47 EDT (1,092 days ago) in Gemini

259.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sun, 16 May 2021 at 00:51 EDT (1,092 days ago) in Gemini

260.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Mon, 17 May 2021 at 04:14 EDT (1,091 days ago) in Taurus