21.

Lunar occultation of Jupiter The Moon will pass in front of Jupiter, creating a lunar occultation visible from countries and territories including Brazil, Argentina, Peru and Bolivia amongst others. Mon, 21 Jan 2013 at 22:07 EDT (4,138 days ago) in Taurus

22.

Full Moon The Moon reaches full phase and is visible for much of the night. Sat, 26 Jan 2013 at 23:38 EDT (4,132 days ago) in Cancer

23.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Wed, 30 Jan 2013 at 06:26 EDT (4,129 days ago) in Taurus

24.

Lunar occultation of Spica The Moon will pass in front of Spica (Alpha Virginis), creating a lunar occultation visible from Sub-Saharan Africa. Fri, 01 Feb 2013 at 20:33 EDT (4,127 days ago) in Virgo

25.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sun, 03 Feb 2013 at 03:15 EDT (4,125 days ago) in Libra

26.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°28'. Sun, 03 Feb 2013 at 04:35 EDT (4,125 days ago) in Libra

27.

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. Sun, 03 Feb 2013 at 08:56 EDT (4,125 days ago) in Libra

28.

Conjunction of Mars and Neptune Mars and Neptune share the same right ascension, at a separation of 26'. Mon, 04 Feb 2013 at 10:57 EDT (4,124 days ago) in Aquarius

29.

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 Australia, Indonesia, Malaysia and Thailand amongst others. Mon, 04 Feb 2013 at 16:28 EDT (4,124 days ago) in Scorpius

30.

Conjunction of Mercury and Neptune Mercury and Neptune share the same right ascension, at a separation of 27'. Wed, 06 Feb 2013 at 15:36 EDT (4,122 days ago) in Aquarius

31.

α-Centaurid meteor shower 2013 The α-Centaurid meteor shower reaches its peak. Thu, 07 Feb 2013 (4,120 days ago) in Centaurus

32.

Conjunction of Mercury and Mars Mercury and Mars share the same right ascension, at a separation of 18'. Fri, 08 Feb 2013 at 16:08 EDT (4,120 days ago) in Aquarius

33.

February Naked Astronomy podcast released Space Boffins Sue Nelson and Richard Hollingham meet British astronaut Tim Peake at the British Interplanetary Society. They are joined by space scientist Jane MacArthur, whose methane experiment is currently being tested on a Mars simulation in Morocco,... Sat, 09 Feb 2013 (4,118 days ago)

34.

New Moon The Moon disappears into the Sun's glare for a few days. Sun, 10 Feb 2013 at 02:21 EDT (4,118 days ago) in Capricornus

35.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 6°09'. Mon, 11 Feb 2013 at 09:09 EDT (4,117 days ago) in Aquarius

36.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 5°13'. Mon, 11 Feb 2013 at 12:50 EDT (4,117 days ago) in Aquarius

37.

Supernova SN2013aa discovered A new supernova has been discovered in NGC 5643. Tue, 12 Feb 2013 (4,115 days ago)

38.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Sat, 16 Feb 2013 at 13:41 EDT (4,112 days ago) in Aquarius

39.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Sat, 16 Feb 2013 at 18:17 EDT (4,112 days ago) in Aquarius

40.

Supernova SN2013ab discovered A new supernova has been discovered in NGC 5669. Sat, 16 Feb 2013 (4,111 days ago)