321.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Tue, 06 Apr 2021 at 06:12 EDT (1,173 days ago) in Capricornus

322.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 4°23'. Wed, 07 Apr 2021 at 03:18 EDT (1,172 days ago) in Capricornus

323.

1 Ceres at solar conjunction 1 Ceres 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, 07 Apr 2021 at 05:34 EDT (1,172 days ago) in Cetus

324.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Wed, 07 Apr 2021 at 05:51 EDT (1,172 days ago) in Capricornus

325.

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. Fri, 09 Apr 2021 at 04:32 EDT (1,170 days ago) in Aquarius

326.

New Moon The Moon disappears into the Sun's glare for a few days. Sun, 11 Apr 2021 at 22:32 EDT (1,168 days ago) in Pisces

327.

Centaurus A is well placed Centaurus A (NGC 5128; mag 7.0) culminates at around midnight local time. Tue, 13 Apr 2021 (1,166 days ago) in Centaurus

328.

Omega Centauri is well placed The brightest globular cluster in the sky, Omega Centauri (mag 3.6) culminates at around midnight local time. Tue, 13 Apr 2021 (1,166 days ago) in Centaurus

329.

136199 Eris at solar conjunction 136199 Eris is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Tue, 13 Apr 2021 at 22:54 EDT (1,166 days ago) in Cetus

330.

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. Wed, 14 Apr 2021 at 13:45 EDT (1,165 days ago) in Taurus

331.

The Whirlpool Galaxy is well placed The Whirlpool Galaxy M51 (NGC 5194; mag 8.4) in Canes Venatici culminates at around midnight local time. Wed, 14 Apr 2021 (1,165 days ago) in Canes Venatici

332.

Messier 83 is well placed The Southern Pinwheel Galaxy M83 (NGC 5236; mag 7.2), a face-on spiral galaxy in Hydra culminates at around midnight local time. Fri, 16 Apr 2021 (1,163 days ago) in Hydra

333.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 7'57". Sat, 17 Apr 2021 at 08:08 EDT (1,162 days ago) in Taurus

334.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sat, 17 Apr 2021 at 08:10 EDT (1,162 days ago) in Taurus

335.

Lunar occultation of Mars The Moon will pass in front of Mars, creating a lunar occultation visible from Asia, Christmas Island, Spratly Islands and Paracel Islands. Sat, 17 Apr 2021 at 08:10 EDT (1,162 days ago) in Taurus

336.

Messier 3 is well placed The globular cluster M3 (NGC 5272; mag 6.3) in Canes Venatici culminates at around midnight local time. Sat, 17 Apr 2021 (1,162 days ago) in Canes Venatici

337.

136108 Haumea at opposition 136108 Haumea lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sat, 17 Apr 2021 at 20:13 EDT (1,162 days ago) in Bootes

338.

Mercury at superior solar conjunction Mercury passes around the far side of the Sun. Sun, 18 Apr 2021 at 21:56 EDT (1,161 days ago) in Aries

339.

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. Tue, 20 Apr 2021 at 02:59 EDT (1,159 days ago) in Cancer

340.

Lyrid meteor shower 2021 The Lyrid meteor shower reaches its peak. Thu, 22 Apr 2021 (1,157 days ago) in Hercules