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Comets

Browse and discover detailed information about 138 of the most interesting comets. Comets are listed in order of decreasing brightness.

Search Comets:
Visibility from selected location  = visible to the naked eye
 = binocular, brighter than 10th magnitude
= current altitude ≥ 30°   = current altitude < 30°   = below the horizon
Location: Greenwich, United Kingdom [change]

Comet 24P/Schaumasse

24P/Schaumasse
R.A: 16h 41m 57s   Dec: -23° 05’ 32”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.1 (JPL)  fading
in Ophiucus   object currently below the horizon

Comet C/2014 W2 (PANSTARRS)

C/2014 W2 (PANSTARRS)
R.A: 16h 10m 04s   Dec: -37° 49’ 06”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.2 (JPL)  fading
in Scorpius   object currently below the horizon

Comet 9P/Tempel 1

9P/Tempel 1
R.A: 04h 00m 02s   Dec: +17° 08’ 55”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.3 (JPL)  brightening
in Taurus   current altitude less than 30 degrees above the horizon

Comet 22P/Kopff

22P/Kopff
R.A: 07h 26m 28s   Dec: +20° 09’ 18”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.4 (JPL)  brightening
in Gemini   current altitude greater than 30 degrees above the horizon

Comet 25D/Neujmin 2

25D/Neujmin 2
R.A: 02h 41m 57s   Dec: +23° 47’ 28”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.4 (JPL)  brightening
in Aries   current altitude less than 30 degrees above the horizon

Comet 62P/Tsuchinshan 1

62P/Tsuchinshan 1
R.A: 15h 33m 25s   Dec: -15° 37’ 17”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.4 (JPL)  fading
in Libra   object currently below the horizon

Comet C/2016 T3 (PANSTARRS)

C/2016 T3 (PANSTARRS)
R.A: 12h 17m 40s   Dec: -22° 16’ 45”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.4 (JPL)  fading
in Corvus   current altitude less than 30 degrees above the horizon

Comet 185P/Petriew

185P/Petriew
R.A: 11h 38m 16s   Dec: -06° 04’ 46”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.6 (JPL)  fading
in Virgo   current altitude less than 30 degrees above the horizon

Comet C/2018 O1 (ATLAS)

C/2018 O1 (ATLAS)
R.A: 15h 31m 39s   Dec: -23° 12’ 32”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.7 (JPL)  fading
in Libra   object currently below the horizon

Comet 81P/Wild 2

81P/Wild 2
R.A: 22h 03m 21s   Dec: -13° 23’ 05”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.7 (JPL)  fading
in Aquarius   object currently below the horizon

Comet 217P/LINEAR

217P/LINEAR
R.A: 10h 49m 47s   Dec: +12° 27’ 48”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.8 (JPL)  fading
in Leo   current altitude greater than 30 degrees above the horizon

Comet 354P/LINEAR

354P/LINEAR
R.A: 17h 55m 03s   Dec: -25° 52’ 23”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.8 (JPL)  fading
in Sagittarius   object currently below the horizon

Comet 77P/Longmore

77P/Longmore
R.A: 00h 07m 05s   Dec: -05° 41’ 22”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.9 (JPL)  fading
in Pisces   object currently below the horizon

Comet C/2015 B1 (PANSTARRS)

C/2015 B1 (PANSTARRS)
R.A: 16h 25m 08s   Dec: -38° 25’ 28”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.0 (JPL) 
in Scorpius   object currently below the horizon

Comet C/2015 X7 (ATLAS)

C/2015 X7 (ATLAS)
R.A: 15h 09m 33s   Dec: +35° 31’ 04”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.2 (JPL) 
in Bootes   current altitude less than 30 degrees above the horizon

Comet C/2018 K1 (Weiland)

C/2018 K1 (Weiland)
R.A: 14h 27m 29s   Dec: -06° 39’ 22”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.3 (JPL)  fading
in Virgo   object currently below the horizon

Comet P/2017 R1 (PANSTARRS)

P/2017 R1 (PANSTARRS)
R.A: 03h 44m 30s   Dec: +16° 26’ 04”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.3 (JPL) 
in Taurus   current altitude less than 30 degrees above the horizon

Comet P/2017 S5 (ATLAS)

P/2017 S5 (ATLAS)
R.A: 08h 14m 17s   Dec: +13° 15’ 33”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.3 (JPL) 
in Cancer   current altitude greater than 30 degrees above the horizon

Comet C/2017 S6 (Catalina)

C/2017 S6 (Catalina)
R.A: 16h 29m 34s   Dec: -39° 06’ 26”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.4 (JPL)  fading
in Scorpius   object currently below the horizon

Comet 88P/Howell

88P/Howell
R.A: 09h 42m 05s   Dec: +17° 53’ 26”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.4 (JPL)  brightening
in Leo   current altitude greater than 30 degrees above the horizon
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