321.

Comet C/2020 R4 (ATLAS) passes perihelion Comet C/2020 R4 (ATLAS) makes its closest approach to the Sun. Tue, 02 Mar 2021 (1,210 days ago) in Aquarius

322.

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, 02 Mar 2021 at 00:17 EDT (1,210 days ago) in Virgo

323.

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. Sun, 28 Feb 2021 at 22:57 EDT (1,212 days ago) in Virgo

324.

The cluster IC 2581 is well placed The open star cluster IC 2581 (mag 4.0) in Carina culminates at around midnight local time. Sat, 27 Feb 2021 (1,213 days ago) in Carina

325.

Comet C/2021 D1 (SWAN) passes perihelion Comet C/2021 D1 (SWAN) makes its closest approach to the Sun. Sat, 27 Feb 2021 (1,213 days ago) in Pegasus

326.

Full Moon The Moon reaches full phase and is visible for much of the night. Sat, 27 Feb 2021 at 03:17 EDT (1,213 days ago) in Leo

327.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Fri, 26 Feb 2021 (1,214 days ago) in Capricornus

328.

Asteroid 29 Amphitrite at opposition Asteroid 29 Amphitrite makes closest approach to the Earth. Mon, 22 Feb 2021 at 09:22 EDT (1,218 days ago) in Leo

329.

The cluster NGC 3114 is well placed The open star cluster NGC 3114 (mag 4.2) in Carina culminates at around midnight local time. Sat, 20 Feb 2021 (1,220 days ago) in Carina

330.

Venus at aphelion Venus passes the furthest point along its orbit from the Sun. Fri, 19 Feb 2021 at 22:05 EDT (1,221 days ago) in Capricornus

331.

Messier 81 is well placed Bode's Galaxy M81 (NGC 3031; mag 6.9) in Ursa Major culminates at around midnight local time. Fri, 19 Feb 2021 (1,221 days ago) in Ursa Major

332.

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. Fri, 19 Feb 2021 at 13:48 EDT (1,221 days ago) in Taurus

333.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Thu, 18 Feb 2021 at 20:25 EDT (1,222 days ago) in Aries

334.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 3°41'. Thu, 18 Feb 2021 at 17:45 EDT (1,222 days ago) in Aries

335.

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. Thu, 18 Feb 2021 at 05:21 EDT (1,222 days ago) in Aries

336.

New Moon The Moon disappears into the Sun's glare for a few days. Thu, 11 Feb 2021 at 14:06 EDT (1,229 days ago) in Capricornus

337.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°24'. Wed, 10 Feb 2021 at 06:11 EDT (1,230 days ago) in Capricornus

338.

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, 10 Feb 2021 at 04:48 EDT (1,230 days ago) in Capricornus

339.

Mercury at inferior solar conjunction Mercury passes around the near side of the Sun. Mon, 08 Feb 2021 at 08:44 EDT (1,232 days ago) in Aquarius

340.

α-Centaurid meteor shower 2021 The α-Centaurid meteor shower reaches its peak. Sun, 07 Feb 2021 (1,232 days ago) in Centaurus