1.

Comet C/2018 Y1 (Iwamoto) reaches peak brightness Comet C/2018 Y1 (Iwamoto) is forecast to reach the brightest point in its 2019 apparition. Mon, 11 Feb 2019 (1,923 days ago) in Leo

2.

Comet C/2018 Y1 (Iwamoto) passes perigee Comet C/2018 Y1 (Iwamoto) makes its closest approach to the Earth. Mon, 11 Feb 2019 (1,923 days ago) in Leo

3.

Comet C/2018 Y1 (Iwamoto) passes perihelion Comet C/2018 Y1 (Iwamoto) makes its closest approach to the Sun. Mon, 04 Feb 2019 (1,930 days ago) in Virgo

4.

Comet 46P/Wirtanen passes perigee Comet 46P/Wirtanen makes its closest approach to the Earth. Thu, 13 Dec 2018 (1,983 days ago) in Taurus

5.

Comet 46P/Wirtanen reaches peak brightness Comet 46P/Wirtanen is forecast to reach the brightest point in its 2018 apparition. Thu, 13 Dec 2018 (1,983 days ago) in Taurus

6.

Comet 46P/Wirtanen passes perihelion Comet 46P/Wirtanen makes its closest approach to the Sun. Tue, 11 Dec 2018 (1,985 days ago) in Taurus

7.

Comet C/2018 V1 (Machholz-Fujikawa-Iwamoto) passes perihelion Comet C/2018 V1 (Machholz-Fujikawa-Iwamoto) makes its closest approach to the Sun. Mon, 03 Dec 2018 (1,993 days ago) in Ophiuchus

8.

Comet C/2018 L2 (ATLAS) passes perihelion Comet C/2018 L2 (ATLAS) makes its closest approach to the Sun. Fri, 30 Nov 2018 (1,996 days ago) in Ophiuchus

9.

Comet C/2018 V1 (Machholz-Fujikawa-Iwamoto) passes perigee Comet C/2018 V1 (Machholz-Fujikawa-Iwamoto) makes its closest approach to the Earth. Mon, 26 Nov 2018 (2,000 days ago)

10.

Comet 38P/Stephan-Oterma passes perihelion Comet 38P/Stephan-Oterma makes its closest approach to the Sun. Tue, 13 Nov 2018 (2,013 days ago) in Gemini

11.

Comet 21P/Giacobini-Zinner passes perihelion Comet 21P/Giacobini-Zinner makes its closest approach to the Sun. Thu, 13 Sep 2018 (2,074 days ago) in Auriga

12.

Comet 96P/Machholz passes perihelion Comet 96P/Machholz makes its closest approach to the Sun. Sat, 21 Oct 2017 (2,401 days ago) in Virgo

13.

Comet 1I/`Oumuamua passes perihelion Comet 1I/`Oumuamua makes its closest approach to the Sun. Sat, 09 Sep 2017 (2,443 days ago) in Leo

14.

Comet 71P/Clark passes perihelion Comet 71P/Clark makes its closest approach to the Sun. Sun, 25 Jun 2017 (2,519 days ago) in Scorpius

15.

Comet 41P/Tuttle-Giacobini-Kresak passes perihelion Comet 41P/Tuttle-Giacobini-Kresak makes its closest approach to the Sun. Mon, 10 Apr 2017 (2,595 days ago) in Hercules

16.

Comet 2P/Encke passes perigee Comet 2P/Encke makes its closest approach to the Earth. Thu, 16 Mar 2017 (2,620 days ago) in Aquarius

17.

Comet 2P/Encke passes perihelion Comet 2P/Encke makes its closest approach to the Sun. Mon, 13 Mar 2017 (2,623 days ago) in Pisces

18.

Comet 45P/Honda-Mrkos-Pajdusakova passes perihelion Comet 45P/Honda-Mrkos-Pajdusakova makes its closest approach to the Sun. Thu, 22 Dec 2016 (2,704 days ago) in Capricornus

19.

Comet 88P/Howell passes perihelion Comet 88P/Howell makes its closest approach to the Sun. Sat, 04 Apr 2015 (3,332 days ago) in Capricornus

20.

Comet 15P/Finlay passes perihelion Comet 15P/Finlay makes its closest approach to the Sun. Mon, 15 Dec 2014 (3,442 days ago) in Capricornus