5221.

Orionid meteor shower 2012 The Orionid meteor shower reaches its peak. Sun, 21 Oct 2012 (4,276 days ago) in Orion

5222.

Supernova SN2012fm discovered A new supernova has been discovered in UGC 3528. Sat, 20 Oct 2012 (4,276 days ago)

5223.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Thu, 18 Oct 2012 at 09:21 EDT (4,279 days ago) in Ophiuchus

5224.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 2°02'. Thu, 18 Oct 2012 at 09:07 EDT (4,279 days ago) in Ophiuchus

5225.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from countries and territories including New Zealand, Fiji, Samoa and Tonga amongst others. Thu, 18 Oct 2012 at 01:57 EDT (4,279 days ago) in Scorpius

5226.

ε-Geminid meteor shower 2012 The ε-Geminid meteor shower reaches its peak. Wed, 17 Oct 2012 (4,279 days ago) in Gemini

5227.

Supernova SN2012fh discovered A new supernova has been discovered in NGC 3344. Wed, 17 Oct 2012 (4,279 days ago)

5228.

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. Wed, 17 Oct 2012 at 11:27 EDT (4,280 days ago) in Libra

5229.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 1°18'. Tue, 16 Oct 2012 at 21:43 EDT (4,281 days ago) in Libra

5230.

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. Tue, 16 Oct 2012 at 21:00 EDT (4,281 days ago) in Libra

5231.

New Moon The Moon disappears into the Sun's glare for a few days. Mon, 15 Oct 2012 at 08:03 EDT (4,282 days ago) in Virgo

5232.

136199 Eris at opposition 136199 Eris lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Mon, 15 Oct 2012 at 02:44 EDT (4,282 days ago) in Cetus

5233.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 6°19'. Fri, 12 Oct 2012 at 15:09 EDT (4,285 days ago) in Leo

5234.

136108 Haumea at solar conjunction 136108 Haumea is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 12 Oct 2012 at 00:29 EDT (4,285 days ago) in Bootes

5235.

δ-Aurigid meteor shower 2012 The δ-Aurigid meteor shower reaches its peak. Wed, 10 Oct 2012 (4,286 days ago) in Auriga

5236.

Southern Taurid meteor shower 2012 The Southern Taurid meteor shower reaches its peak. Tue, 09 Oct 2012 (4,287 days ago) in Cetus

5237.

Draconid meteor shower 2012 The Draconid meteor shower reaches its peak. Mon, 08 Oct 2012 (4,289 days ago) in Draco

5238.

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. Mon, 08 Oct 2012 at 03:33 EDT (4,289 days ago) in Gemini

5239.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Sun, 07 Oct 2012 at 23:36 EDT (4,290 days ago) in Virgo

5240.

Supernova SN2012fg discovered A new supernova has been discovered in NGC 2857. Sat, 06 Oct 2012 (4,290 days ago)