321.

Messier 22 is well placed The globular cluster M22 (mag 5.2) in Sagittarius, near the Galactic centre, culminates at around midnight local time. Tue, 30 Jun 2020 (1,412 days ago) in Sagittarius

322.

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. Mon, 29 Jun 2020 at 22:12 EDT (1,413 days ago) in Virgo

323.

The cluster NGC 6633 is well placed The open star cluster NGC 6633 (mag 4.6) in Ophiuchus culminates at around midnight local time. Sun, 28 Jun 2020 (1,414 days ago) in Ophiuchus

324.

Comet C/2019 U6 (Lemmon) passes perigee Comet C/2019 U6 (Lemmon) makes its closest approach to the Earth. Sun, 28 Jun 2020 (1,414 days ago) in Sextans

325.

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. Sun, 28 Jun 2020 at 04:16 EDT (1,414 days ago) in Virgo

326.

Asteroid 7 Iris at opposition Asteroid 7 Iris makes closest approach to the Earth. Sat, 27 Jun 2020 at 17:34 EDT (1,415 days ago) in Sagittarius

327.

June Bootid meteor shower 2020 The June Bootid meteor shower reaches its peak. Sat, 27 Jun 2020 (1,415 days ago) in Bootes

328.

Conjunction of Jupiter and Pluto Jupiter and Pluto share the same right ascension, at a separation of 41'. Thu, 25 Jun 2020 at 09:43 EDT (1,417 days ago) in Sagittarius

329.

NGC 6541 is well placed The globular cluster NGC 6541 (mag 6.6) in Corona Australis culminates at around midnight local time. Tue, 23 Jun 2020 (1,419 days ago) in Corona Australis

330.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Tue, 23 Jun 2020 at 00:17 EDT (1,419 days ago) in Gemini

331.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Mon, 22 Jun 2020 at 22:58 EDT (1,420 days ago) in Aquarius

332.

The Lagoon Nebula is well placed The Lagoon Nebula (M8; mag 5.8) in Sagittarius culminates at around midnight local time. Mon, 22 Jun 2020 (1,420 days ago) in Sagittarius

333.

Comet C/2019 U6 (Lemmon) reaches peak brightness Comet C/2019 U6 (Lemmon) is forecast to reach the brightest point in its 2020 apparition. Mon, 22 Jun 2020 (1,420 days ago) in Hydra

334.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°52'. Mon, 22 Jun 2020 at 03:19 EDT (1,420 days ago) in Gemini

335.

New Moon The Moon disappears into the Sun's glare for a few days. Sun, 21 Jun 2020 at 02:42 EDT (1,421 days ago) in Taurus

336.

Annular solar eclipse There will be an eclipse of the Sun, visible from Asia and Africa. Sun, 21 Jun 2020 at 02:41 EDT (1,421 days ago) in Taurus

337.

The Ptolemy cluster is well placed The Ptolemy Cluster (M7, NGC 6475; mag 3.3) in Scorpius culminates at around midnight local time. Sat, 20 Jun 2020 (1,422 days ago) in Scorpius

338.

June solstice 20 June will be the longest day of 2020 in the northern hemisphere. Sat, 20 Jun 2020 at 17:36 EDT (1,422 days ago) in Taurus

339.

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. Sat, 20 Jun 2020 at 06:31 EDT (1,422 days ago) in Taurus

340.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 44'. Fri, 19 Jun 2020 at 04:54 EDT (1,423 days ago) in Taurus