321.

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, 24 Mar 2018 at 16:29 EDT (2,227 days ago) in Coma Berenices

322.

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. Sat, 24 Mar 2018 at 11:35 EDT (2,227 days ago) in Orion

323.

Lunar occultation of Aldebaran The Moon will pass in front of Aldebaran (Alpha Tauri), creating a lunar occultation visible from countries and territories including Greenland, Canada, Svalbard and Iceland amongst others. Thu, 22 Mar 2018 at 18:43 EDT (2,229 days ago) in Taurus

324.

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 (2,229 days ago) in Taurus

325.

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 (2,231 days ago) in Pisces

326.

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 (2,233 days ago) in Pisces

327.

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 (2,233 days ago) in Pisces

328.

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 (2,234 days ago) in Pisces

329.

New Moon The Moon disappears into the Sun's glare for a few days. Sat, 17 Mar 2018 at 09:12 EDT (2,234 days ago) in Aquarius

330.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Thu, 15 Mar 2018 at 06:26 EDT (2,236 days ago) in Pisces

331.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Thu, 15 Mar 2018 (2,236 days ago) in Pisces

332.

γ-Normid meteor shower 2018 The γ-Normid meteor shower reaches its peak. Wed, 14 Mar 2018 (2,237 days ago) in Norma

333.

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 (2,237 days ago) in Capricornus

334.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Wed, 14 Mar 2018 at 05:06 EDT (2,237 days ago) in Pisces

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. Sun, 11 Mar 2018 at 05:13 EDT (2,240 days ago) in Sagittarius

336.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sat, 10 Mar 2018 at 21:24 EDT (2,241 days ago) in Sagittarius

337.

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 (2,241 days ago) in Sagittarius

338.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Sat, 10 Mar 2018 at 06:06 EDT (2,241 days ago) in Pisces

339.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Fri, 09 Mar 2018 at 20:23 EDT (2,242 days ago) in Ophiuchus

340.

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 (2,242 days ago) in Ophiuchus