21.

Comet C/2025 R2 (SWAN) passes perihelion Comet C/2025 R2 (SWAN) makes its closest approach to the Sun. Fri, 12 Sep 2025 (304 days ago) in Virgo

22.

Comet 21P/Giacobini-Zinner passes perihelion Comet 21P/Giacobini-Zinner makes its closest approach to the Sun. Tue, 25 Mar 2025 (475 days ago) in Pisces

23.

Comet C/2024 G3 (ATLAS) passes perihelion Comet C/2024 G3 (ATLAS) makes its closest approach to the Sun. Mon, 13 Jan 2025 (546 days ago) in Sagittarius

24.

Comet C/2024 G3 (ATLAS) passes perigee Comet C/2024 G3 (ATLAS) makes its closest approach to the Earth. Mon, 13 Jan 2025 (546 days ago) in Sagittarius

25.

Comet 333P/LINEAR passes perihelion Comet 333P/LINEAR makes its closest approach to the Sun. Fri, 29 Nov 2024 (591 days ago)

26.

Comet C/2024 S1 (ATLAS) passes perihelion Comet C/2024 S1 (ATLAS) makes its closest approach to the Sun. Mon, 28 Oct 2024 (623 days ago) in Virgo

27.

Comet C/2024 S1 (ATLAS) passes perigee Comet C/2024 S1 (ATLAS) makes its closest approach to the Earth. Wed, 23 Oct 2024 (628 days ago) in Corvus

28.

Comet C/2023 A3 (Tsuchinshan-ATLAS) passes perigee Comet C/2023 A3 (Tsuchinshan-ATLAS) makes its closest approach to the Earth. Sat, 12 Oct 2024 (639 days ago) in Virgo

29.

Comet C/2023 A3 (Tsuchinshan-ATLAS) passes perihelion Comet C/2023 A3 (Tsuchinshan-ATLAS) makes its closest approach to the Sun. Fri, 27 Sep 2024 (654 days ago) in Sextans

30.

Comet 13P/Olbers reaches peak brightness Comet 13P/Olbers is forecast to reach the brightest point in its 2024 apparition. Tue, 02 Jul 2024 (741 days ago) in Lynx

31.

Comet 13P/Olbers passes perihelion Comet 13P/Olbers makes its closest approach to the Sun. Sun, 30 Jun 2024 (743 days ago) in Lynx

32.

Comet 154P/Brewington passes perihelion Comet 154P/Brewington makes its closest approach to the Sun. Tue, 11 Jun 2024 (762 days ago) in Aries

33.

Comet C/2023 V4 (Camarasa-Duszanowicz) passes perihelion Comet C/2023 V4 (Camarasa-Duszanowicz) makes its closest approach to the Sun. Thu, 30 May 2024 (774 days ago) in Auriga

34.

Comet 46P/Wirtanen passes perihelion Comet 46P/Wirtanen makes its closest approach to the Sun. Sun, 19 May 2024 (785 days ago) in Taurus

35.

Comet 12P/Pons-Brooks passes perihelion Comet 12P/Pons-Brooks makes its closest approach to the Sun. Sun, 21 Apr 2024 (813 days ago) in Taurus

36.

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 (813 days ago) in Taurus

37.

Comet C/2021 S3 (PANSTARRS) passes perihelion Comet C/2021 S3 (PANSTARRS) makes its closest approach to the Sun. Wed, 14 Feb 2024 (880 days ago) in Ophiuchus

38.

Comet 144P/Kushida passes perihelion Comet 144P/Kushida makes its closest approach to the Sun. Thu, 25 Jan 2024 (900 days ago) in Taurus

39.

Comet C/2023 S3 (Lemmon) passes perihelion Comet C/2023 S3 (Lemmon) makes its closest approach to the Sun. Fri, 19 Jan 2024 (906 days ago) in Microscopium

40.

Comet 62P/Tsuchinshan reaches peak brightness Comet 62P/Tsuchinshan is forecast to reach the brightest point in its 2024 apparition. Mon, 01 Jan 2024 (924 days ago) in Leo