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Comets

Browse and discover detailed information about 119 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 C/2016 M1 (PANSTARRS)

C/2016 M1 (PANSTARRS)
R.A: 19h 42m 12s   Dec: -07° 09’ 37”
Magnitude 12.5 brightening in Aquila   current altitude greater than 30 degrees above the horizon

Comet C/2016 N6 (PANSTARRS)

C/2016 N6 (PANSTARRS)
R.A: 07h 50m 49s   Dec: +62° 50’ 29”
Magnitude 12.8 in Camelopardalis   current altitude less than 30 degrees above the horizon

Comet P/2010 H2 (Vales)

P/2010 H2 (Vales)
R.A: 16h 18m 25s   Dec: -18° 31’ 42”
Magnitude 13.9 in Scorpius   current altitude less than 30 degrees above the horizon

Comet C/2016 R2 (PANSTARRS)

C/2016 R2 (PANSTARRS)
R.A: 05h 01m 36s   Dec: +41° 57’ 11”
Magnitude 14.0 fading in Auriga   current altitude less than 30 degrees above the horizon

Comet C/2015 O1 (PANSTARRS)

C/2015 O1 (PANSTARRS)
R.A: 14h 24m 57s   Dec: +56° 16’ 43”
Magnitude 14.4 in Ursa Major   current altitude greater than 30 degrees above the horizon

Comet C/2017 T1 (Heinze)

C/2017 T1 (Heinze)
R.A: 22h 13m 49s   Dec: -26° 54’ 21”
Magnitude 14.4 fading in Pisces Austrinus   current altitude less than 30 degrees above the horizon

Comet 24P/Schaumasse

24P/Schaumasse
R.A: 16h 38m 23s   Dec: -13° 28’ 35”
Magnitude 14.5 fading in Ophiucus   current altitude less than 30 degrees above the horizon

Comet C/2017 T3 (ATLAS)

C/2017 T3 (ATLAS)
R.A: 02h 18m 42s   Dec: +30° 54’ 49”
Magnitude 14.9 brightening in Triangulum   current altitude less than 30 degrees above the horizon

Comet 62P/Tsuchinshan 1

62P/Tsuchinshan 1
R.A: 13h 51m 59s   Dec: +05° 33’ 00”
Magnitude 15.0 fading in Virgo   current altitude less than 30 degrees above the horizon

Comet 29P/Schwassmann-Wachmann 1

29P/Schwassmann-Wachmann 1
R.A: 22h 56m 37s   Dec: -02° 56’ 14”
Magnitude 15.1 brightening in Pisces   current altitude less than 30 degrees above the horizon

Comet C/2017 M4 (ATLAS)

C/2017 M4 (ATLAS)
R.A: 19h 30m 08s   Dec: +43° 57’ 03”
Magnitude 15.5 brightening in Cygnus   current altitude greater than 30 degrees above the horizon

Comet C/2015 V2 (Johnson)

C/2015 V2 (Johnson)
R.A: 00h 47m 40s   Dec: -43° 18’ 49”
Magnitude 15.7 fading in Phoenix   object currently below the horizon

Comet 21P/Giacobini-Zinner

21P/Giacobini-Zinner
R.A: 19h 29m 49s   Dec: +15° 30’ 41”
Magnitude 15.8 brightening in Aquila   current altitude greater than 30 degrees above the horizon

Comet C/2017 B3 (LINEAR)

C/2017 B3 (LINEAR)
R.A: 13h 06m 23s   Dec: -67° 44’ 36”
Magnitude 15.8 in Musca   object currently below the horizon

Comet 240P/NEAT

240P/NEAT
R.A: 03h 19m 48s   Dec: +13° 40’ 02”
Magnitude 16.0 in Aries   object currently below the horizon

Comet 65P/Gunn

65P/Gunn
R.A: 22h 30m 07s   Dec: -17° 52’ 36”
Magnitude 16.2 brightening in Aquarius   current altitude less than 30 degrees above the horizon

Comet C/2017 K4 (ATLAS)

C/2017 K4 (ATLAS)
R.A: 23h 32m 30s   Dec: +07° 26’ 43”
Magnitude 16.3 fading in Pisces   current altitude less than 30 degrees above the horizon

Comet C/2016 N4 (MASTER)

C/2016 N4 (MASTER)
R.A: 04h 09m 59s   Dec: +86° 53’ 55”
Magnitude 16.4 fading in Cepheus   current altitude greater than 30 degrees above the horizon

Comet C/2017 S3 (PANSTARRS)

C/2017 S3 (PANSTARRS)
R.A: 23h 35m 26s   Dec: +53° 41’ 27”
Magnitude 16.6 brightening in Cassiopeia   current altitude greater than 30 degrees above the horizon

Comet 185P/Petriew

185P/Petriew
R.A: 05h 48m 59s   Dec: +11° 57’ 24”
Magnitude 16.8 fading in Orion   object currently below the horizon
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