5141.

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. Sun, 17 Feb 2013 at 15:31 EDT (4,157 days ago) in Taurus

5142.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Sun, 17 Feb 2013 (4,157 days ago) in Aquarius

5143.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Sat, 16 Feb 2013 at 21:27 EDT (4,158 days ago) in Aquarius

5144.

Supernova SN2013ab discovered A new supernova has been discovered in NGC 5669. Sat, 16 Feb 2013 (4,157 days ago)

5145.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Sat, 16 Feb 2013 at 18:17 EDT (4,158 days ago) in Aquarius

5146.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Sat, 16 Feb 2013 at 13:41 EDT (4,158 days ago) in Aquarius

5147.

Supernova SN2013aa discovered A new supernova has been discovered in NGC 5643. Tue, 12 Feb 2013 (4,161 days ago)

5148.

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 (4,163 days ago) in Aquarius

5149.

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 (4,163 days ago) in Aquarius

5150.

New Moon The Moon disappears into the Sun's glare for a few days. Sun, 10 Feb 2013 at 02:21 EDT (4,164 days ago) in Capricornus

5151.

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, 08 Feb 2013 at 20:39 EDT (4,166 days ago) in Capricornus

5152.

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 (4,166 days ago) in Aquarius

5153.

α-Centaurid meteor shower 2013 The α-Centaurid meteor shower reaches its peak. Thu, 07 Feb 2013 (4,166 days ago) in Centaurus

5154.

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. Thu, 07 Feb 2013 at 07:13 EDT (4,167 days ago) in Sagittarius

5155.

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 (4,168 days ago) in Aquarius

5156.

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 (4,170 days ago) in Scorpius

5157.

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 (4,170 days ago) in Aquarius

5158.

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 (4,171 days ago) in Libra

5159.

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 (4,171 days ago) in Libra

5160.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sun, 03 Feb 2013 at 03:15 EDT (4,171 days ago) in Libra