281.

NGC 6388 is well placed The globular cluster NGC 6388 (mag 6.8) in Scorpius culminates at around midnight local time. Mon, 15 Jun 2020 (1,424 days ago) in Scorpius

282.

The Butterfly cluster is well placed The Butterfly open star cluster (M6, NGC 6405; mag 4.2) in Scorpius culminates at around midnight local time. Tue, 16 Jun 2020 (1,423 days ago) in Scorpius

283.

NGC 6397 is well placed The globular cluster NGC 6397 (mag 5.6) in Ara culminates at around midnight local time. Tue, 16 Jun 2020 (1,423 days ago) in Ara

284.

Comet C/2019 U6 (Lemmon) passes perihelion Comet C/2019 U6 (Lemmon) makes its closest approach to the Sun. Thu, 18 Jun 2020 (1,421 days ago) in Hydra

285.

The cluster IC 4665 is well placed The open star cluster IC 4665 (mag 4.2) in Ophiuchus culminates at around midnight local time. Thu, 18 Jun 2020 (1,421 days ago) in Ophiuchus

286.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Fri, 19 Jun 2020 at 04:32 EDT (1,420 days ago) in Taurus

287.

Lunar occultation of Venus The Moon will pass in front of Venus, creating a lunar occultation visible from countries and territories including Russia, Greenland, Canada and Sweden amongst others. Fri, 19 Jun 2020 at 04:32 EDT (1,420 days ago) in Taurus

288.

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 (1,420 days ago) in Taurus

289.

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 (1,419 days ago) in Taurus

290.

June solstice 20 June will be the longest day of 2020 in the northern hemisphere. Sat, 20 Jun 2020 at 17:36 EDT (1,419 days ago) in Taurus

291.

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 (1,419 days ago) in Scorpius

292.

Annular solar eclipse There will be an eclipse of the Sun, visible from Asia and Africa. Sun, 21 Jun 2020 at 02:41 EDT (1,418 days ago) in Taurus

293.

New Moon The Moon disappears into the Sun's glare for a few days. Sun, 21 Jun 2020 at 02:42 EDT (1,418 days ago) in Taurus

294.

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 (1,417 days ago) in Gemini

295.

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 (1,417 days ago) in Hydra

296.

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 (1,417 days ago) in Sagittarius

297.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Mon, 22 Jun 2020 at 22:58 EDT (1,417 days ago) in Aquarius

298.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Tue, 23 Jun 2020 at 00:17 EDT (1,416 days ago) in Gemini

299.

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 (1,416 days ago) in Corona Australis

300.

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 (1,414 days ago) in Sagittarius