4321.

Close approach of the Moon and Collinder 50 The Moon and Collinder 50 pass close to each other. Tue, 24 Mar 2015 at 23:14 EDT (3,391 days ago) in Taurus

4322.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Sun, 22 Mar 2015 at 17:04 EDT (3,393 days ago) in Aries

4323.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 2°50'. Sun, 22 Mar 2015 at 15:50 EDT (3,393 days ago) in Aries

4324.

136472 Makemake at opposition 136472 Makemake lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sat, 21 Mar 2015 at 21:20 EDT (3,394 days ago) in Coma Berenices

4325.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 58'. Sat, 21 Mar 2015 at 18:14 EDT (3,394 days ago) in Pisces

4326.

Asteroid 44 Nysa at opposition Asteroid 44 Nysa makes closest approach to the Earth. Sat, 21 Mar 2015 at 05:34 EDT (3,394 days ago) in Virgo

4327.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Fri, 20 Mar 2015 at 18:46 EDT (3,395 days ago) in Pisces

4328.

Total solar eclipse There will be an eclipse of the Sun, visible from western Svalbard. Fri, 20 Mar 2015 at 05:45 EDT (3,395 days ago) in Pisces

4329.

New Moon The Moon disappears into the Sun's glare for a few days. Fri, 20 Mar 2015 at 05:37 EDT (3,395 days ago) in Pisces

4330.

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, 19 Mar 2015 at 15:38 EDT (3,396 days ago) in Pisces

4331.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 5°10'. Thu, 19 Mar 2015 at 00:56 EDT (3,396 days ago) in Aquarius

4332.

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, 18 Mar 2015 at 02:53 EDT (3,397 days ago) in Capricornus

4333.

Conjunction of Mercury and Neptune Mercury and Neptune share the same right ascension, at a separation of 1°35'. Tue, 17 Mar 2015 at 19:36 EDT (3,398 days ago) in Aquarius

4334.

Supernova SN2015bp discovered A new supernova has been discovered in NGC 5839. Sun, 15 Mar 2015 (3,399 days ago)

4335.

γ-Normid meteor shower 2015 The γ-Normid meteor shower reaches its peak. Sat, 14 Mar 2015 (3,400 days ago) in Norma

4336.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Sat, 14 Mar 2015 at 10:54 EDT (3,401 days ago) in Scorpius

4337.

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. Fri, 13 Mar 2015 at 13:48 EDT (3,402 days ago) in Ophiuchus

4338.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Thu, 12 Mar 2015 at 04:34 EDT (3,403 days ago) in Scorpius

4339.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2°14'. Thu, 12 Mar 2015 at 04:02 EDT (3,403 days ago) in Scorpius

4340.

Supernova PS15tb discovered A new supernova has been discovered in UGC 4709. Wed, 11 Mar 2015 (3,403 days ago)