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Comets

Browse and discover detailed information about 175 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 92P/Sanguin

92P/Sanguin
R.A: 10h 30m 33s   Dec: -00° 52’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   current altitude less than 30 degrees above the horizon

Comet 9P/Tempel 1

9P/Tempel 1
R.A: 04h 54m 27s   Dec: +26° 07’ 30”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   object currently below the horizon

Comet 154P/Brewington

154P/Brewington
R.A: 14h 30m 47s   Dec: -30° 02’ 54”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   current altitude less than 30 degrees above the horizon

Comet C/2017 S6 (Catalina)

C/2017 S6 (Catalina)
R.A: 15h 18m 44s   Dec: -44° 58’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   object currently below the horizon

Comet C/2017 S7 (Lemmon)

C/2017 S6 (Lemmon)
R.A: 02h 53m 14s   Dec: -32° 57’ 40”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   object currently below the horizon

Comet C/2018 K1 (Weiland)

C/2018 K1 (Weiland)
R.A: 12h 40m 36s   Dec: +14° 25’ 53”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   current altitude greater than 30 degrees above the horizon

Comet C/2018 W1 (Catalina)

C/2018 W1 (Catalina)
R.A: 16h 19m 50s   Dec: -24° 29’ 30”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   current altitude less than 30 degrees above the horizon

Comet C/2019 B1 (Africano)

C/2019 B1 (Africano)
R.A: 01h 07m 33s   Dec: -47° 42’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   object currently below the horizon

Comet C/2019 B3 (PANSTARRS)

C/2019 B3 (PANSTARRS)
R.A: 12h 41m 14s   Dec: -61° 18’ 16”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   object currently below the horizon

Comet C/2019 J3 (ATLAS)

C/2019 J3 (ATLAS)
R.A: 16h 03m 28s   Dec: +26° 19’ 49”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   current altitude greater than 30 degrees above the horizon

Comet C/2019 K4

C/2019 K4
R.A: 23h 29m 13s   Dec: -28° 38’ 38”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   object currently below the horizon

Comet Encke (2P/Encke)

Encke's Comet
R.A: 23h 25m 42s   Dec: +02° 25’ 41”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   object currently below the horizon

Comet C/2012 S1 (ISON)

C/2012 S1 (ISON)
R.A: 07h 20m 11s   Dec: +38° 34’ 23”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in Auriga   current altitude less than 30 degrees above the horizon

Comet 297P/Beshore (2008 J2)

297P/Beshore (2008 J2)
R.A: 09h 53m 16s   Dec: +23° 06’ 33”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   current altitude less than 30 degrees above the horizon

Comet P/2010 H2 (Vales)

P/2010 H2 (Vales)
R.A: 21h 51m 25s   Dec: -25° 14’ 28”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in   object currently below the horizon
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