261.

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. Fri, 30 Jun 2017 at 17:51 PDT (2,923 days ago) in Virgo

262.

Asteroid 10 Hygiea at opposition Asteroid 10 Hygiea makes closest approach to the Earth. Thu, 29 Jun 2017 at 12:10 PDT (2,924 days ago) in Sagittarius

263.

The cluster NGC 6633 is well placed The open star cluster NGC 6633 (mag 4.6) in Ophiuchus culminates at around midnight local time. Wed, 28 Jun 2017 (2,925 days ago) in Ophiuchus

264.

Lunar occultation of Regulus The Moon will pass in front of Regulus (Alpha Leonis), creating a lunar occultation visible from Peru and Ecuador. Tue, 27 Jun 2017 at 17:49 PDT (2,926 days ago) in Leo

265.

June Bootid meteor shower 2017 The June Bootid meteor shower reaches its peak. Tue, 27 Jun 2017 (2,926 days ago) in Bootes

266.

New Moon The Moon disappears into the Sun's glare for a few days. Fri, 23 Jun 2017 at 19:31 PDT (2,930 days ago) in Orion

267.

NGC 6541 is well placed The globular cluster NGC 6541 (mag 6.6) in Corona Australis culminates at around midnight local time. Fri, 23 Jun 2017 (2,930 days ago) in Corona Australis

268.

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. Fri, 23 Jun 2017 at 11:50 PDT (2,930 days ago) in Orion

269.

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. Fri, 23 Jun 2017 at 03:51 PDT (2,930 days ago) in Taurus

270.

Asteroid 40 Harmonia at opposition Asteroid 40 Harmonia makes closest approach to the Earth. Fri, 23 Jun 2017 at 00:10 PDT (2,930 days ago) in Sagittarius

271.

The Lagoon Nebula is well placed The Lagoon Nebula (M8; mag 5.8) in Sagittarius culminates at around midnight local time. Thu, 22 Jun 2017 (2,931 days ago) in Sagittarius

272.

Lunar occultation of Aldebaran The Moon will pass in front of Aldebaran (Alpha Tauri), creating a lunar occultation visible from Mexico. Thu, 22 Jun 2017 at 07:37 PDT (2,931 days ago) in Taurus

273.

Close approach of the Moon and Collinder 50 The Moon and Collinder 50 pass close to each other. Thu, 22 Jun 2017 at 04:08 PDT (2,931 days ago) in Taurus

274.

Mercury at superior solar conjunction Mercury passes around the far side of the Sun. Wed, 21 Jun 2017 at 07:20 PDT (2,932 days ago) in Gemini

275.

June solstice 21 June will be the longest day of 2017 in the northern hemisphere. Tue, 20 Jun 2017 at 21:19 PDT (2,933 days ago) in Taurus

276.

The Ptolemy cluster is well placed The Ptolemy Cluster (M7, NGC 6475; mag 3.3) in Scorpius culminates at around midnight local time. Tue, 20 Jun 2017 (2,933 days ago) in Scorpius

277.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Tue, 20 Jun 2017 at 15:20 PDT (2,933 days ago) in Aries

278.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 2°22'. Tue, 20 Jun 2017 at 14:11 PDT (2,933 days ago) in Aries

279.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Mon, 19 Jun 2017 at 06:42 PDT (2,934 days ago) in Taurus

280.

The cluster IC 4665 is well placed The open star cluster IC 4665 (mag 4.2) in Ophiuchus culminates at around midnight local time. Sun, 18 Jun 2017 (2,935 days ago) in Ophiuchus