1.

New Moon The Moon disappears into the Sun's glare for a few days. Mon, 27 Mar 2017 at 19:58 PDT (2,580 days ago) in Cetus

2.

Conjunction of Mercury and Uranus Mercury and Uranus share the same right ascension, at a separation of 2°24'. Sun, 26 Mar 2017 at 22:57 PDT (2,581 days ago) in Pisces

3.

Venus at inferior solar conjunction Venus passes around the near side of the Sun. Sat, 25 Mar 2017 at 03:12 PDT (2,582 days ago) in Pisces

4.

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. Sat, 25 Mar 2017 at 02:41 PDT (2,582 days ago) in Aquarius

5.

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. Thu, 23 Mar 2017 at 07:17 PDT (2,584 days ago) in Coma Berenices

6.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Thu, 23 Mar 2017 at 07:07 PDT (2,584 days ago) in Pisces

7.

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, 20 Mar 2017 at 08:58 PDT (2,587 days ago) in Sagittarius

8.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Mon, 20 Mar 2017 at 03:53 PDT (2,587 days ago) in Sagittarius

9.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°26'. Mon, 20 Mar 2017 at 03:28 PDT (2,587 days ago) in Sagittarius

10.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Mon, 20 Mar 2017 at 03:25 PDT (2,587 days ago) in Pisces

11.

The Moon at apogee The Moon recedes to its orbit's furthest point from the Earth, making it appear fractionally smaller than at other times of the month. Sat, 18 Mar 2017 at 10:25 PDT (2,589 days ago) in Ophiuchus

12.

Comet 2P/Encke passes perigee Comet 2P/Encke makes its closest approach to the Earth. Thu, 16 Mar 2017 (2,591 days ago) in Aquarius

13.

Supernova SN2017cfd discovered A new supernova has been discovered in IC 511. Wed, 15 Mar 2017 (2,591 days ago)

14.

The Moon at aphelion The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon. Wed, 15 Mar 2017 at 06:33 PDT (2,592 days ago) in Virgo

15.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Tue, 14 Mar 2017 at 14:34 PDT (2,593 days ago) in Virgo

16.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 2°27'. Tue, 14 Mar 2017 at 13:04 PDT (2,593 days ago) in Virgo

17.

γ-Normid meteor shower 2017 The γ-Normid meteor shower reaches its peak. Tue, 14 Mar 2017 (2,593 days ago) in Norma

18.

Comet 2P/Encke passes perihelion Comet 2P/Encke makes its closest approach to the Sun. Mon, 13 Mar 2017 (2,594 days ago) in Pisces

19.

Full Moon The Moon reaches full phase and is visible for much of the night. Sun, 12 Mar 2017 at 07:53 PDT (2,595 days ago) in Leo

20.

Lunar occultation of Regulus The Moon will pass in front of Regulus (Alpha Leonis), creating a lunar occultation visible from countries and territories including South Africa, South Georgia and the South Sandwich Islands, Namibia and French Southern Territories amongst others. Fri, 10 Mar 2017 at 14:21 PDT (2,597 days ago) in Leo