1.

The Moon at aphelion The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon. Tue, 15 Apr 2025 at 19:07 EDT (14 days ago) in Libra

2.

Conjunction of Mercury and Neptune Mercury and Neptune share the same right ascension, at a separation of 41'. Wed, 16 Apr 2025 at 14:32 EDT (13 days ago) in Pisces

3.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Wed, 16 Apr 2025 at 16:38 EDT (13 days ago) in Cancer

4.

Lunar occultation of Antares The Moon will pass in front of Antares (Alpha Scorpii), creating a lunar occultation visible from countries and territories including Antarctica, South Africa, Namibia and Botswana amongst others. Wed, 16 Apr 2025 at 18:52 EDT (13 days ago) in Scorpius

5.

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. Wed, 16 Apr 2025 (13 days ago) in Hydra

6.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Thu, 17 Apr 2025 at 09:32 EDT (12 days ago) in Pisces

7.

Messier 3 is well placed The globular cluster M3 (NGC 5272; mag 6.3) in Canes Venatici culminates at around midnight local time. Thu, 17 Apr 2025 (12 days ago) in Canes Venatici

8.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Sat, 19 Apr 2025 (10 days ago) in Pisces

9.

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, 20 Apr 2025 at 21:36 EDT (9 days ago) in Capricornus

10.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Mon, 21 Apr 2025 at 11:06 EDT (8 days ago) in Pisces

11.

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. Mon, 21 Apr 2025 at 20:36 EDT (8 days ago) in Bootes

12.

Lyrid meteor shower 2025 The Lyrid meteor shower reaches its peak. Tue, 22 Apr 2025 (7 days ago) in Hercules

13.

Messier 101 is well placed The Pinwheel Galaxy M101 (NGC 5457; mag 7.9) in Ursa Major culminates at around midnight local time. Tue, 22 Apr 2025 (7 days ago) in Ursa Major

14.

π-Puppid meteor shower 2025 The π-Puppid meteor shower reaches its peak. Wed, 23 Apr 2025 (6 days ago) in Puppis

15.

Venus at greatest brightness Venus reaches its greatest brightness in the dawn sky. Thu, 24 Apr 2025 at 02:02 EDT (5 days ago) in Pisces

16.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Thu, 24 Apr 2025 at 11:41 EDT (5 days ago) in Cetus

17.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 2°23'. Thu, 24 Apr 2025 at 21:21 EDT (5 days ago) in Pisces

18.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Thu, 24 Apr 2025 at 22:35 EDT (5 days ago) in Pisces

19.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Thu, 24 Apr 2025 at 23:19 EDT (5 days ago) in Pisces

20.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2°17'. Fri, 25 Apr 2025 at 00:23 EDT (4 days ago) in Pisces