1.

Lunar occultation of Sigma Sagittarii The Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from countries and territories including Mauritania, Western Sahara, Senegal and Morocco amongst others. Sun, 04 Apr 2021 at 02:19 EDT (1,120 days ago) in Sagittarius

2.

Asteroid 9 Metis at opposition Asteroid 9 Metis makes closest approach to the Earth. Sun, 04 Apr 2021 at 05:34 EDT (1,120 days ago) in Virgo

3.

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. Sun, 04 Apr 2021 at 06:03 EDT (1,120 days ago) in Sagittarius

4.

Messier 94 is well placed M94 (mag 8.2), a spiral galaxy in Canes Venatici culminates at around midnight local time. Sun, 04 Apr 2021 (1,120 days ago) in Canes Venatici

5.

The Jewel Box cluster is well placed The Jewel Box open star cluster (NGC 4755, also known as the Kappa Crucis Cluster; mag 4.2) in Crux culminates at around midnight local time. Mon, 05 Apr 2021 (1,119 days ago) in Crux

6.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°57'. Tue, 06 Apr 2021 at 04:30 EDT (1,118 days ago) in Capricornus

7.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Tue, 06 Apr 2021 at 06:12 EDT (1,118 days ago) in Capricornus

8.

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 (1,117 days ago) in Capricornus

9.

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 (1,117 days ago) in Cetus

10.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Wed, 07 Apr 2021 at 05:51 EDT (1,117 days ago) in Capricornus

11.

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 (1,115 days ago) in Aquarius

12.

New Moon The Moon disappears into the Sun's glare for a few days. Sun, 11 Apr 2021 at 22:32 EDT (1,113 days ago) in Pisces

13.

Centaurus A is well placed Centaurus A (NGC 5128; mag 7.0) culminates at around midnight local time. Tue, 13 Apr 2021 (1,111 days ago) in Centaurus

14.

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 (1,111 days ago) in Centaurus

15.

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 (1,111 days ago) in Cetus

16.

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 (1,110 days ago) in Taurus

17.

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 (1,110 days ago) in Canes Venatici

18.

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 (1,108 days ago) in Hydra

19.

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 (1,107 days ago) in Taurus

20.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sat, 17 Apr 2021 at 08:10 EDT (1,107 days ago) in Taurus