261.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Fri, 25 Jun 2021 at 13:08 EDT (1,043 days ago) in Aquarius

262.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 4°01'. Sun, 27 Jun 2021 at 05:26 EDT (1,041 days ago) in Capricornus

263.

June Bootid meteor shower 2021 The June Bootid meteor shower reaches its peak. Sun, 27 Jun 2021 (1,041 days ago) in Bootes

264.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sun, 27 Jun 2021 at 07:05 EDT (1,041 days ago) in Capricornus

265.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 4°27'. Mon, 28 Jun 2021 at 14:41 EDT (1,040 days ago) in Aquarius

266.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Mon, 28 Jun 2021 at 17:27 EDT (1,040 days ago) in Aquarius

267.

The cluster NGC 6633 is well placed The open star cluster NGC 6633 (mag 4.6) in Ophiuchus culminates at around midnight local time. Mon, 28 Jun 2021 (1,040 days ago) in Ophiuchus

268.

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. Thu, 01 Jul 2021 at 17:11 EDT (1,037 days ago) in Cetus

269.

Messier 22 is well placed The globular cluster M22 (mag 5.2) in Sagittarius, near the Galactic centre, culminates at around midnight local time. Thu, 01 Jul 2021 (1,037 days ago) in Sagittarius

270.

The cluster IC 4756 is well placed The open star cluster IC 4756 (mag 4.6) in Serpens culminates at around midnight local time. Thu, 01 Jul 2021 (1,037 days ago) in Serpens Cauda

271.

Close approach of Venus and M44 Venus and M44 pass close to each other. Sat, 03 Jul 2021 at 07:41 EDT (1,035 days ago) in Cancer

272.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Mon, 05 Jul 2021 at 00:11 EDT (1,033 days ago) in Taurus

273.

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. Mon, 05 Jul 2021 at 10:46 EDT (1,033 days ago) in Taurus

274.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Mon, 05 Jul 2021 at 18:27 EDT (1,033 days ago) in Pisces

275.

Comet 15P/Finlay reaches peak brightness Comet 15P/Finlay is forecast to reach the brightest point in its 2021 apparition. Tue, 06 Jul 2021 (1,032 days ago) in Aries

276.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°45'. Thu, 08 Jul 2021 at 00:39 EDT (1,030 days ago) in Taurus

277.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Fri, 09 Jul 2021 (1,029 days ago) in Taurus

278.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Fri, 09 Jul 2021 at 13:48 EDT (1,029 days ago) in Taurus

279.

The Great Peacock Globular Cluster is well placed The bright globular cluster NGC 6752 (mag 5.4) in Pavo culminates at around midnight local time. Fri, 09 Jul 2021 (1,029 days ago) in Pavo

280.

New Moon The Moon disappears into the Sun's glare for a few days. Fri, 09 Jul 2021 at 21:17 EDT (1,029 days ago) in Gemini