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Comets

Browse and discover detailed information about 169 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/2018 E1 (ATLAS)

C/2018 E1 (ATLAS)
R.A: 10h 16m 39s   Dec: +33° 30’ 49”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.0 (JPL)  fading
in Leo Minor   object currently below the horizon

Comet 30P/Reinmuth 1

30P/Reinmuth 1
R.A: 18h 23m 06s   Dec: -18° 44’ 22”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.0 (JPL) 
in Sagittarius   current altitude less than 30 degrees above the horizon

Comet 88P/Howell

88P/Howell
R.A: 09h 28m 44s   Dec: +18° 55’ 15”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.0 (JPL) 
in Leo   object currently below the horizon

Comet 354P/LINEAR

354P/LINEAR
R.A: 00h 48m 03s   Dec: +07° 50’ 43”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.1 (JPL)  brightening
in Pisces   current altitude greater than 30 degrees above the horizon

Comet C/2017 S7 (Lemmon)

C/2017 S6 (Lemmon)
R.A: 03h 55m 03s   Dec: -18° 27’ 07”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.1 (JPL) 
in Eridanus   object currently below the horizon

Comet C/2016 A3 (PANSTARRS)

C/2016 A3 (PANSTARRS)
R.A: 15h 41m 37s   Dec: -11° 22’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.1 (JPL)  fading
in Libra   object currently below the horizon

Comet C/2012 K1 (PANSTARRS)

C/2012 K1 (PANSTARRS)
R.A: 22h 04m 33s   Dec: -16° 57’ 06”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.3 (JPL) 
in Aquarius   current altitude less than 30 degrees above the horizon

Comet 4P/Faye

4P/Faye
R.A: 16h 02m 30s   Dec: -12° 49’ 47”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.3 (JPL) 
in Scorpius   object currently below the horizon

Comet C/2013 US10 (CATALINA)

C/2013 US10 (CATALINA)
R.A: 02h 59m 02s   Dec: +39° 38’ 48”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.4 (JPL) 
in Perseus   current altitude greater than 30 degrees above the horizon

Comet P/2017 P1 (PANSTARRS)

P/2017 P1 (PANSTARRS)
R.A: 01h 26m 47s   Dec: +12° 29’ 21”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.5 (JPL)  brightening
in Pisces   current altitude greater than 30 degrees above the horizon

Comet C/2013 X1 (PANSTARRS)

C/2013 X1 (PANSTARRS)
R.A: 11h 39m 09s   Dec: -12° 57’ 52”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.6 (JPL) 
in Crater   object currently below the horizon

Comet 22P/Kopff

22P/Kopff
R.A: 07h 19m 46s   Dec: +21° 35’ 35”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.7 (JPL) 
in Gemini   object currently below the horizon

Comet 10P/Tempel 2

10P/Tempel 2
R.A: 09h 55m 38s   Dec: +19° 49’ 30”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.9 (JPL) 
in Leo   object currently below the horizon

Comet C/2014 W2 (PANSTARRS)

C/2014 W2 (PANSTARRS)
R.A: 16h 21m 39s   Dec: -48° 10’ 10”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.9 (JPL)  fading
in Norma   object currently below the horizon

Comet C/2019 B1 (Africano)

C/2019 B1 (Africano)
R.A: 05h 30m 42s   Dec: -02° 29’ 55”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.0 (JPL)  fading
in Orion   object currently below the horizon

Comet C/2015 B1 (PANSTARRS)

C/2015 B1 (PANSTARRS)
R.A: 17h 56m 00s   Dec: -43° 54’ 12”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.0 (JPL) 
in Scorpius   object currently below the horizon

Comet C/2015 ER61 (PANSTARRS)

C/2015 ER61 (PANSTARRS)
R.A: 05h 27m 42s   Dec: +20° 40’ 23”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.0 (JPL)  fading
in Taurus   current altitude less than 30 degrees above the horizon

Comet C/2017 K6 (Jacques)

C/2017 K6 (Jacques)
R.A: 08h 26m 48s   Dec: +57° 02’ 40”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.2 (JPL)  fading
in Lynx   current altitude less than 30 degrees above the horizon

Comet 297P/Beshore (2008 J2)

297P/Beshore (2008 J2)
R.A: 06h 50m 09s   Dec: +24° 03’ 56”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.2 (JPL)  brightening
in Gemini   object currently below the horizon

Comet 64P/Swift-Gehrels

64P/Swift-Gehrels
R.A: 08h 31m 14s   Dec: +16° 25’ 08”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.3 (JPL)  fading
in Cancer   object currently below the horizon
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