321.

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. Sat, 23 Mar 2019 at 09:26 EDT (1,884 days ago) in Libra

322.

Conjunction of Mercury and Neptune Mercury and Neptune share the same right ascension, at a separation of 3°23'. Fri, 22 Mar 2019 at 02:35 EDT (1,885 days ago) in Aquarius

323.

Full Moon The Moon reaches full phase and is visible for much of the night. Wed, 20 Mar 2019 at 21:42 EDT (1,887 days ago) in Virgo

324.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Wed, 20 Mar 2019 at 17:52 EDT (1,887 days ago) in Pisces

325.

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, 19 Mar 2019 at 15:47 EDT (1,888 days ago) in Leo

326.

Close approach of the Moon and M44 The Moon and M44 pass close to each other. Sun, 17 Mar 2019 at 09:30 EDT (1,890 days ago) in Cancer

327.

γ-Normid meteor shower 2019 The γ-Normid meteor shower reaches its peak. Thu, 14 Mar 2019 (1,892 days ago) in Norma

328.

Mercury at inferior solar conjunction Mercury passes around the near side of the Sun. Thu, 14 Mar 2019 at 21:43 EDT (1,893 days ago) in Pisces

329.

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. Thu, 14 Mar 2019 at 06:27 EDT (1,893 days ago) in Taurus

330.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Mon, 11 Mar 2019 at 11:49 EDT (1,896 days ago) in Aries

331.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 5°47'. Mon, 11 Mar 2019 at 08:08 EDT (1,896 days ago) in Aries

332.

The Wishing Well cluster is well placed The Wishing Well open star cluster (NGC 3532; mag 3.0) in Carina culminates at around midnight local time. Sat, 09 Mar 2019 (1,898 days ago) in Carina

333.

Neptune at solar conjunction Neptune is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Wed, 06 Mar 2019 at 19:51 EDT (1,901 days ago) in Aquarius

334.

Supernova SN2019bpc discovered A new supernova has been discovered in UGC 7744. Wed, 06 Mar 2019 (1,900 days ago)

335.

New Moon The Moon disappears into the Sun's glare for a few days. Wed, 06 Mar 2019 at 11:05 EDT (1,901 days ago) in Aquarius

336.

Supernova AT2019bpu discovered A new supernova has been discovered in UGC 4551. Tue, 05 Mar 2019 (1,901 days ago)

337.

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. Mon, 04 Mar 2019 at 06:26 EDT (1,903 days ago) in Capricornus

338.

The Theta Carinae cluster is well placed The Theta Carinae open star cluster (IC 2602, also known as the Southern Pleiades; mag 1.9) culminates at around midnight local time. Sun, 03 Mar 2019 (1,904 days ago) in Carina

339.

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. Sun, 03 Mar 2019 at 18:07 EDT (1,904 days ago) in Capricornus

340.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Sat, 02 Mar 2019 at 16:48 EDT (1,905 days ago) in Capricornus