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Comets

Browse and discover detailed information about 120 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/2010 S1 (LINEAR)

C/2010 S1 (LINEAR)
R.A: 16h 18m 49s   Dec: -44° 30’ 03”
Magnitude 18.7 fading in Norma   object currently below the horizon

Comet C/2014 W2 (PANSTARRS)

C/2014 W2 (PANSTARRS)
R.A: 15h 56m 43s   Dec: -21° 18’ 29”
Magnitude 18.9 fading in Scorpius   object currently below the horizon

Comet C/2013 US10 (CATALINA)

C/2013 US10 (CATALINA)
R.A: 03h 56m 16s   Dec: +48° 25’ 48”
Magnitude 18.9 fading in Perseus   current altitude greater than 30 degrees above the horizon

Comet Encke (2P/Encke)

Encke's Comet
R.A: 20h 04m 22s   Dec: -25° 11’ 05”
Magnitude 18.9 fading in Sagittarius   object currently below the horizon

Comet C/2014 A4 (SONEAR)

C/2014 A4 (SONEAR)
R.A: 19h 39m 27s   Dec: +41° 53’ 25”
Magnitude 19.1 in Cygnus   current altitude less than 30 degrees above the horizon

Comet 80P/Peters-Hartley

80P/Peters-Hartley
R.A: 03h 04m 30s   Dec: +05° 35’ 32”
Magnitude 19.1 fading in Cetus   current altitude greater than 30 degrees above the horizon

Comet 88P/Howell

88P/Howell
R.A: 19h 30m 57s   Dec: -21° 07’ 01”
Magnitude 19.2 fading in Sagittarius   object currently below the horizon

Comet C/2017 K2 (PANSTARRS)

C/2017 K2 (PANSTARRS)
R.A: 17h 09m 04s   Dec: +59° 53’ 12”
Magnitude 19.5 brightening in Draco   current altitude less than 30 degrees above the horizon

Comet 9P/Tempel 1

9P/Tempel 1
R.A: 01h 54m 24s   Dec: +00° 03’ 23”
Magnitude 19.5 in Cetus   current altitude less than 30 degrees above the horizon

Comet C/2012 K1 (PANSTARRS)

C/2012 K1 (PANSTARRS)
R.A: 22h 02m 25s   Dec: -21° 12’ 13”
Magnitude 19.5 in Aquarius   object currently below the horizon

Comet C/2016 U1 (NEOWISE)

C/2016 U1 (NEOWISE)
R.A: 02h 57m 21s   Dec: -27° 21’ 18”
Magnitude 19.8 fading in Fornax   current altitude less than 30 degrees above the horizon

Comet C/2016 S1 (PANSTARRS)

C/2016 S1 (PANSTARRS)
R.A: 13h 38m 21s   Dec: -36° 12’ 44”
Magnitude 19.8 fading in Centaurus   object currently below the horizon

Comet 269P/Jedicke

269P/Jedicke
R.A: 13h 49m 45s   Dec: -14° 18’ 23”
Magnitude 19.9 in Virgo   object currently below the horizon

Comet 38P/Stephan-Oterma

38P/Stephan-Oterma
R.A: 12h 17m 43s   Dec: -07° 45’ 16”
Magnitude 19.9 brightening in Virgo   object currently below the horizon

Comet C/2015 B2 (PANSTARRS)

C/2015 B2 (PANSTARRS)
R.A: 22h 31m 00s   Dec: -05° 40’ 32”
Magnitude 20.0 fading in Aquarius   object currently below the horizon

Comet C/2015 X7 (ATLAS)

C/2015 X7 (ATLAS)
R.A: 12h 52m 17s   Dec: +34° 05’ 05”
Magnitude 20.0 in Canes   current altitude less than 30 degrees above the horizon

Comet 290P/Jager

290P/Jager
R.A: 17h 43m 33s   Dec: -33° 04’ 34”
Magnitude 20.0 fading in Scorpius   object currently below the horizon

Comet C/2016 Q2 (PANSTARRS)

C/2016 Q2 (PANSTARRS)
R.A: 20h 52m 40s   Dec: -04° 32’ 17”
Magnitude 20.1 in Aquarius   object currently below the horizon

Comet 51P/Harrington

51P/Harrington
R.A: 22h 07m 22s   Dec: -28° 35’ 07”
Magnitude 20.1 brightening in Pisces   object currently below the horizon

Comet C/2016 A3 (PANSTARRS)

C/2016 A3 (PANSTARRS)
R.A: 12h 10m 51s   Dec: -01° 41’ 42”
Magnitude 20.1 in Virgo   object currently below the horizon
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