1.

Close approach of Saturn and Mars Saturn and Mars pass within 26' of each other. Wed, 10 Apr 2024 at 16:35 EDT (14 days ago) in Aquarius

2.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 3°59'. Wed, 10 Apr 2024 at 17:09 EDT (14 days ago) in Aries

3.

Conjunction of Saturn and Mars Saturn and Mars share the same right ascension, at a separation of 28'. Wed, 10 Apr 2024 at 23:11 EDT (14 days ago) in Aquarius

4.

Close approach of the Moon and M45 The Moon and M45 pass close to each other. Thu, 11 Apr 2024 at 09:34 EDT (13 days ago) in Taurus

5.

Mercury at inferior solar conjunction Mercury passes around the near side of the Sun. Thu, 11 Apr 2024 at 18:58 EDT (13 days ago) in Pisces

6.

Lunar occultation of Beta Tauri The Moon will pass in front of Beta Tauri (Elnath), creating a lunar occultation visible from Polynesia, Kiribati, Jarvis Island, Kingman Reef, Palmyra Atoll and Tokelau. Sat, 13 Apr 2024 at 00:58 EDT (11 days ago) in Taurus

7.

Centaurus A is well placed Centaurus A (NGC 5128; mag 7.0) culminates at around midnight local time. Sat, 13 Apr 2024 (11 days ago) in Centaurus

8.

Omega Centauri is well placed The brightest globular cluster in the sky, Omega Centauri (mag 3.6) culminates at around midnight local time. Sat, 13 Apr 2024 (11 days ago) in Centaurus

9.

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. Sun, 14 Apr 2024 at 10:41 EDT (10 days ago) in Cetus

10.

The Whirlpool Galaxy is well placed The Whirlpool Galaxy M51 (NGC 5194; mag 8.4) in Canes Venatici culminates at around midnight local time. Sun, 14 Apr 2024 (10 days ago) in Canes Venatici

11.

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. Mon, 15 Apr 2024 at 15:13 EDT (9 days ago) in Gemini

12.

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. Mon, 15 Apr 2024 (9 days ago) in Hydra

13.

Messier 3 is well placed The globular cluster M3 (NGC 5272; mag 6.3) in Canes Venatici culminates at around midnight local time. Wed, 17 Apr 2024 (7 days ago) in Canes Venatici

14.

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. Fri, 19 Apr 2024 at 22:10 EDT (5 days ago) in Leo

15.

Conjunction of Jupiter and Uranus Jupiter and Uranus share the same right ascension, at a separation of 31'. Sat, 20 Apr 2024 at 03:30 EDT (4 days ago) in Aries

16.

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, 20 Apr 2024 at 20:42 EDT (4 days ago) in Bootes

17.

Comet 12P/Pons-Brooks reaches peak brightness Comet 12P/Pons-Brooks is forecast to reach the brightest point in its 2024 apparition. Sun, 21 Apr 2024 (3 days ago) in Taurus

18.

Comet 12P/Pons-Brooks passes perihelion Comet 12P/Pons-Brooks makes its closest approach to the Sun. Sun, 21 Apr 2024 (3 days ago) in Taurus

19.

Lyrid meteor shower 2024 The Lyrid meteor shower reaches its peak. Mon, 22 Apr 2024 (2 days ago) in Hercules

20.

Messier 101 is well placed The Pinwheel Galaxy M101 (NGC 5457; mag 7.9) in Ursa Major culminates at around midnight local time. Mon, 22 Apr 2024 (2 days ago) in Ursa Major