821.

α-Monocerotid meteor shower 2025 The α-Monocerotid meteor shower reaches its peak. Fri, 21 Nov 2025 (493 days away) in Canis Minor

822.

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. Sat, 22 Nov 2025 at 01:34 EDT (494 days away) in Ophiuchus

823.

Comet 210P/Christensen passes perihelion Comet 210P/Christensen makes its closest approach to the Sun. Sat, 22 Nov 2025 (494 days away) in Libra

824.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Sun, 23 Nov 2025 at 06:11 EDT (495 days away) in Libra

825.

Lunar occultation of Sigma Sagittarii The Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from Falkland Islands and South Georgia and the South Sandwich Islands. Sun, 23 Nov 2025 at 19:23 EDT (495 days away) in Sagittarius

826.

The Hyades cluster is well placed The Hyades open star cluster (Collinder 50; mag 1.0) in Taurus culminates at around midnight local time. Thu, 27 Nov 2025 (499 days away) in Taurus

827.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Thu, 27 Nov 2025 at 22:45 EDT (499 days away) in Aquarius

828.

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. Fri, 28 Nov 2025 at 01:59 EDT (500 days away) in Aquarius

829.

November Orionid meteor shower 2025 The November Orionid meteor shower reaches its peak. Fri, 28 Nov 2025 (500 days away) in Orion

830.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sat, 29 Nov 2025 at 11:12 EDT (501 days away) in Aquarius

831.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°45'. Sat, 29 Nov 2025 at 14:18 EDT (501 days away) in Aquarius

832.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Sun, 30 Nov 2025 at 05:09 EDT (502 days away) in Ophiuchus

833.

Pheonicid meteor shower 2025 The Pheonicid meteor shower reaches its peak. Tue, 02 Dec 2025 (504 days away) in Phoenix

834.

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. Wed, 03 Dec 2025 at 15:54 EDT (505 days away) in Aries

835.

Close approach of the Moon and M45 The Moon and M45 pass close to each other. Wed, 03 Dec 2025 at 22:19 EDT (505 days away) in Taurus

836.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Thu, 04 Dec 2025 at 03:05 EDT (506 days away) in Libra

837.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month. Thu, 04 Dec 2025 at 06:07 EDT (506 days away) in Taurus

838.

Full Moon The Moon reaches full phase and is visible for much of the night. Thu, 04 Dec 2025 at 18:13 EDT (506 days away) in Taurus

839.

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, Indonesia, Papua New Guinea and Malaysia amongst others. Fri, 05 Dec 2025 at 09:42 EDT (507 days away) in Taurus

840.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Fri, 05 Dec 2025 (508 days away) in Libra