201.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 32'. Sun, 17 Sep 2017 at 20:55 EDT (2,444 days ago) in Leo

202.

Lunar occultation of Venus The Moon will pass in front of Venus, creating a lunar occultation visible from countries and territories including Australia, Indonesia, New Zealand and Papua New Guinea amongst others. Sun, 17 Sep 2017 at 20:39 EDT (2,444 days ago) in Leo

203.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Sun, 17 Sep 2017 at 20:39 EDT (2,444 days ago) in Leo

204.

Supernova SN2017gxq discovered A new supernova has been discovered in NGC 4964. Sat, 16 Sep 2017 (2,444 days ago)

205.

Conjunction of Mercury and Mars Mercury and Mars share the same right ascension, at a separation of 3'22". Sat, 16 Sep 2017 at 14:23 EDT (2,445 days ago) in Leo

206.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Fri, 15 Sep 2017 at 08:33 EDT (2,446 days ago) in Leo

207.

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. Wed, 13 Sep 2017 at 12:06 EDT (2,448 days ago) in Taurus

208.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Wed, 13 Sep 2017 (2,448 days ago) in Leo

209.

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. Wed, 13 Sep 2017 at 02:25 EDT (2,448 days ago) in Taurus

210.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Tue, 12 Sep 2017 at 23:41 EDT (2,449 days ago) in Leo

211.

Lunar occultation of Aldebaran The Moon will pass in front of Aldebaran (Alpha Tauri), creating a lunar occultation visible from countries and territories including the Contiguous United States, Canada, Mexico and Alaska amongst others. Tue, 12 Sep 2017 at 08:26 EDT (2,449 days ago) in Taurus

212.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Tue, 12 Sep 2017 at 05:19 EDT (2,449 days ago) in Leo

213.

Close approach of the Moon and Collinder 50 The Moon and Collinder 50 pass close to each other. Tue, 12 Sep 2017 at 04:42 EDT (2,449 days ago) in Taurus

214.

Comet 1I/`Oumuamua passes perihelion Comet 1I/`Oumuamua makes its closest approach to the Sun. Sat, 09 Sep 2017 (2,452 days ago) in Leo

215.

September ε-Perseid meteor shower 2017 The September ε-Perseid meteor shower reaches its peak. Sat, 09 Sep 2017 (2,452 days ago) in Perseus

216.

Asteroid 89 Julia at opposition Asteroid 89 Julia makes closest approach to the Earth. Thu, 07 Sep 2017 at 15:10 EDT (2,454 days ago) in Pegasus

217.

Full Moon The Moon reaches full phase and is visible for much of the night. Wed, 06 Sep 2017 at 03:02 EDT (2,455 days ago) in Aquarius

218.

Lunar occultation of Neptune The Moon will pass in front of Neptune, creating a lunar occultation visible from countries and territories including Antarctica, Argentina, Chile and Brazil amongst others. Wed, 06 Sep 2017 at 00:59 EDT (2,455 days ago) in Aquarius

219.

Neptune at opposition Neptune lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Tue, 05 Sep 2017 at 01:19 EDT (2,456 days ago) in Aquarius

220.

Supernova SN2017gmr discovered A new supernova has been discovered in NGC 988. Sun, 03 Sep 2017 (2,457 days ago)