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Comets

Browse and discover detailed information about 207 of the most interesting comets. Comets are listed in order of decreasing brightness.

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 106P/Schuster

106P/Schuster
R.A: 09h 22m 35s   Dec: +43° 32’ 28”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.3 (JPL)  fading
in Ursa Major   current altitude greater than 30 degrees above the horizon

Comet 52P/Harrington-Abell

52P/Harrington-Abell
R.A: 12h 00m 33s   Dec: +01° 33’ 59”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.4 (JPL) 
in Virgo   object currently below the horizon

Comet C/2021 D2 (ZTF)

C/2021 D2 (ZTF)
R.A: 16h 10m 43s   Dec: +64° 41’ 15”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.4 (JPL) 
in Draco   current altitude less than 30 degrees above the horizon

Comet 28P/Neujmin 1

28P/Neujmin 1
R.A: 04h 37m 38s   Dec: +42° 32’ 58”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.5 (JPL)  fading
in Perseus   current altitude greater than 30 degrees above the horizon

Comet 193P/LINEAR-NEAT

193P/LINEAR-NEAT
R.A: 23h 25m 20s   Dec: +05° 57’ 33”
Observed Magnitude 17.5 (COBS)
Estimated Magnitude 18.8 (JPL)  fading
in Pisces   current altitude less than 30 degrees above the horizon

Comet 75D/Kohoutek (Lost)

75D/Kohoutek (Lost)
R.A: 13h 06m 05s   Dec: -12° 36’ 20”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.6 (JPL) 
in Virgo   object currently below the horizon

Comet C/2020 S4 (PANSTARRS)

C/2020 S4 (PANSTARRS)
R.A: 04h 34m 54s   Dec: +02° 28’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.7 (JPL)  brightening
in Taurus   current altitude greater than 30 degrees above the horizon

Comet C/2021 A7 (NEOWISE)

C/2021 A7 (NEOWISE)
R.A: 14h 45m 30s   Dec: +35° 52’ 36”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.7 (JPL)  fading
in Bootes   object currently below the horizon

Comet 10P/Tempel 2

10P/Tempel 2
R.A: 04h 01m 41s   Dec: +05° 42’ 06”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.7 (JPL)  fading
in Taurus   current altitude greater than 30 degrees above the horizon

Comet 17P/Holmes

17P/Holmes
R.A: 05h 22m 20s   Dec: +49° 01’ 19”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.8 (JPL)  fading
in Auriga   current altitude greater than 30 degrees above the horizon

Comet C/2014 F3 (Sheppard-Trujillo)

C/2014 F3 (Sheppard-Trujillo)
R.A: 22h 37m 57s   Dec: -06° 00’ 55”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 17.9 (JPL) 
in Aquarius   current altitude less than 30 degrees above the horizon

Comet 274P/Tombaugh-Tenagra

274P/Tombaugh-Tenagra
R.A: 05h 53m 15s   Dec: +24° 39’ 25”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.0 (JPL)  brightening
in Taurus   current altitude greater than 30 degrees above the horizon

Comet C/2021 T2 (Fuls)

C/2021 T2 (Fuls)
R.A: 01h 48m 41s   Dec: +28° 04’ 39”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.1 (JPL)  brightening
in Triangulum   current altitude greater than 30 degrees above the horizon

Comet C/2017 T2 (PANSTARRS)

C/2017 T2 (PANSTARRS)
R.A: 17h 20m 41s   Dec: -46° 53’ 38”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.2 (JPL)  fading
in Ara   object currently below the horizon

Comet 119P/Parker-Hartley

119P/Parker-Hartley
R.A: 22h 44m 31s   Dec: -15° 35’ 06”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.2 (JPL) 
in Aquarius   current altitude less than 30 degrees above the horizon

Comet 230P/LINEAR

230P/LINEAR
R.A: 22h 40m 12s   Dec: -24° 57’ 26”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.2 (JPL) 
in Pisces Austrinus   object currently below the horizon

Comet 15P/Finlay

15P/Finlay
R.A: 08h 59m 28s   Dec: +27° 59’ 02”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.3 (JPL)  fading
in Cancer   current altitude less than 30 degrees above the horizon

Comet 81P/Wild 2

81P/Wild 2
R.A: 03h 12m 40s   Dec: +13° 24’ 19”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.4 (JPL)  brightening
in Aries   current altitude greater than 30 degrees above the horizon

Comet C/2020 F2 (ATLAS)

C/2020 F2 (ATLAS)
R.A: 14h 36m 27s   Dec: -05° 51’ 02”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.4 (JPL) 
in Virgo   object currently below the horizon

5D/Brorsen (Lost)

5D/Brorsen (Lost)
R.A: 20h 36m 09s   Dec: -29° 32’ 56”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.4 (JPL)  brightening
in Microscopium   object currently below the horizon
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