321.

Close approach of the Moon and Collinder 50 The Moon and Collinder 50 pass close to each other. Thu, 22 Mar 2018 at 14:56 EDT (2,227 days ago) in Taurus

322.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Tue, 20 Mar 2018 at 12:10 EDT (2,229 days ago) in Pisces

323.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 3°44'. Sun, 18 Mar 2018 at 15:05 EDT (2,231 days ago) in Pisces

324.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 7°43'. Sun, 18 Mar 2018 at 14:08 EDT (2,231 days ago) in Pisces

325.

Conjunction of Venus and Mercury Venus and Mercury share the same right ascension, at a separation of 3°53'. Sat, 17 Mar 2018 at 21:12 EDT (2,232 days ago) in Pisces

326.

New Moon The Moon disappears into the Sun's glare for a few days. Sat, 17 Mar 2018 at 09:12 EDT (2,232 days ago) in Aquarius

327.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Thu, 15 Mar 2018 at 06:26 EDT (2,234 days ago) in Pisces

328.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Thu, 15 Mar 2018 (2,234 days ago) in Pisces

329.

γ-Normid meteor shower 2018 The γ-Normid meteor shower reaches its peak. Wed, 14 Mar 2018 (2,235 days ago) in Norma

330.

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, 14 Mar 2018 at 10:37 EDT (2,235 days ago) in Capricornus

331.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Wed, 14 Mar 2018 at 05:06 EDT (2,235 days ago) in Pisces

332.

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. Sun, 11 Mar 2018 at 05:13 EDT (2,238 days ago) in Sagittarius

333.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sat, 10 Mar 2018 at 21:24 EDT (2,239 days ago) in Sagittarius

334.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2°13'. Sat, 10 Mar 2018 at 21:20 EDT (2,239 days ago) in Sagittarius

335.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Sat, 10 Mar 2018 at 06:06 EDT (2,239 days ago) in Pisces

336.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Fri, 09 Mar 2018 at 20:23 EDT (2,240 days ago) in Ophiuchus

337.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 3°48'. Fri, 09 Mar 2018 at 19:36 EDT (2,240 days ago) in Ophiuchus

338.

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. Fri, 09 Mar 2018 (2,240 days ago) in Carina

339.

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, 09 Mar 2018 at 06:20 EDT (2,240 days ago) in Ophiuchus

340.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Thu, 08 Mar 2018 at 23:45 EDT (2,240 days ago) in Libra