1.

Comet 10P/Tempel reaches peak brightness Comet 10P/Tempel is forecast to reach the brightest point in its 2026 apparition. Mon, 03 Aug 2026 (13 days ago)

2.

Comet 10P/Tempel passes perigee Comet 10P/Tempel makes its closest approach to the Earth. Mon, 03 Aug 2026 (13 days ago)

3.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Mon, 03 Aug 2026 at 15:37 PDT (13 days ago) in Pisces

4.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 6°57'. Mon, 03 Aug 2026 at 21:10 PDT (13 days ago) in Pisces

5.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Tue, 04 Aug 2026 (12 days ago) in Gemini

6.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Wed, 05 Aug 2026 at 03:19 PDT (11 days ago) in Gemini

7.

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. Wed, 05 Aug 2026 at 19:21 PDT (11 days ago) in Aries

8.

Close approach of the Moon and M45 The Moon and M45 pass close to each other. Thu, 06 Aug 2026 at 23:45 PDT (10 days ago) in Taurus

9.

Lunar occultation of Beta Tauri The Moon will pass in front of Beta Tauri (Elnath), creating a lunar occultation visible from countries and territories including Australia, Papua New Guinea, Indonesia and Solomon Islands amongst others. Sat, 08 Aug 2026 at 13:11 PDT (8 days ago) in Taurus

10.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 4°24'. Sat, 08 Aug 2026 at 22:33 PDT (8 days ago) in Taurus

11.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sat, 08 Aug 2026 at 22:48 PDT (8 days ago) in Taurus

12.

Conjunction of Mars and Ceres Mars and Ceres share the same right ascension, at a separation of 1°25'. Sun, 09 Aug 2026 at 12:19 PDT (7 days ago) in Orion

13.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, appearing larger than at other times of the month – though only very fractionally. Mon, 10 Aug 2026 at 04:17 PDT (6 days ago) in Gemini

14.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 2°05'. Tue, 11 Aug 2026 at 05:48 PDT (5 days ago) in Cancer

15.

New Moon The Moon disappears into the Sun's glare for a few days. Wed, 12 Aug 2026 at 10:37 PDT (4 days ago) in Leo

16.

Total solar eclipse There will be an eclipse of the Sun, visible from eastern Greenland and Spain. Wed, 12 Aug 2026 at 10:47 PDT (4 days ago) in Leo

17.

Venus at dichotomy Venus reaches half phase in the evening sky. Wed, 12 Aug 2026 at 12:44 PDT (4 days ago) in Virgo

18.

Perseid meteor shower 2026 The Perseid meteor shower reaches its peak. Wed, 12 Aug 2026 (3 days ago) in Perseus

19.

The Moon at perihelion The Moon passes its closest point to the Sun, a monthly occurrence around the time of new moon. Fri, 14 Aug 2026 at 02:01 PDT (2 days ago) in Leo

20.

Mercury at perihelion Mercury passes its closest point to the Sun. Fri, 14 Aug 2026 at 02:31 PDT (2 days ago) in Cancer