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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 12P/Pons-Brooks

12P/Pons-Brooks
R.A: 17h 37m 05s   Dec: +11° 54’ 50”
Magnitude 29.4 in Ophiucus   object currently below the horizon

Comet 56P/Slaughter-Burnham

56P/Slaughter-Burnham
R.A: 19h 01m 10s   Dec: -30° 19’ 50”
Magnitude 29.4 fading in Sagittarius   object currently below the horizon

Comet 294P/LINEAR

294P/LINEAR
R.A: 01h 06m 16s   Dec: +29° 35’ 40”
Magnitude 29.5 brightening in Pisces   current altitude greater than 30 degrees above the horizon

Comet P/2010 H2 (Vales)

P/2010 H2 (Vales)
R.A: 12h 33m 03s   Dec: -14° 12’ 04”
Magnitude 30.0 in Corvus   object currently below the horizon

Comet 45P/Honda-Mrkos-Pajdusakova

45P/Honda-Mrkos-Pajdusakova
R.A: 13h 05m 39s   Dec: -03° 46’ 56”
Magnitude 30.0 fading in Virgo   object currently below the horizon

Comet 217P/LINEAR

217P/LINEAR
R.A: 21h 15m 07s   Dec: -24° 22’ 36”
Magnitude 30.1 fading in Capricornus   object currently below the horizon

Comet C/2013 Y2 (PANSTARRS)

C/2013 Y2 (PANSTARRS)
R.A: 20h 41m 34s   Dec: +13° 56’ 24”
Magnitude 30.2 in Delphinus   current altitude less than 30 degrees above the horizon

Comet C/2017 E4 (Lovejoy)

C/2017 E4 (Lovejoy)
R.A: 05h 01m 09s   Dec: -22° 01’ 23”
Magnitude 30.4 fading in Lepus   current altitude less than 30 degrees above the horizon

Comet 46P/Wirtanen

46P/Wirtanen
R.A: 13h 11m 59s   Dec: -04° 23’ 16”
Magnitude 30.6 fading in Virgo   object currently below the horizon

Comet C/2015 D4 (Borisov)

C/2015 D4 (Borisov)
R.A: 16h 19m 18s   Dec: +83° 36’ 30”
Magnitude 30.8 in Ursa Minor   current altitude greater than 30 degrees above the horizon

Comet C/2014 E2 (Jacques)

C/2014 E2 (Jacques)
R.A: 18h 08m 51s   Dec: -07° 15’ 22”
Magnitude 31.7 fading in Serpens   object currently below the horizon

Comet 117P/Helin-Roman-Alu 1

117P/Helin-Roman-Alu 1
R.A: 14h 10m 53s   Dec: -09° 33’ 27”
Magnitude 32.3 in Virgo   object currently below the horizon

Comet C/2016 R3 (Borisov)

C/2016 R3 (Borisov)
R.A: 01h 10m 37s   Dec: -65° 01’ 07”
Magnitude 33.2 fading in Tucana   object currently below the horizon

Comet P/2016 BA14 (PANSTARRS)

P/2016 BA14 (PANSTARRS)
R.A: 21h 29m 24s   Dec: -02° 24’ 15”
Magnitude 33.8 fading in Aquarius   object currently below the horizon

Comet 40P/Vaisala 1

40P/Vaisala 1
R.A: 22h 05m 57s   Dec: -16° 11’ 30”
Magnitude 34.0 fading in Aquarius   object currently below the horizon

Comet C/1995 O1 (Hale-Bopp)

C/1995 O1 (Hale-Bopp)
R.A: 23h 31m 43s   Dec: -86° 51’ 11”
Magnitude 37.8 in Octans   object currently below the horizon

Comet 77P/Longmore

77P/Longmore
R.A: 04h 23m 58s   Dec: +17° 45’ 27”
Magnitude N.A. in Taurus   current altitude greater than 30 degrees above the horizon

Comet C/2012 S1 (ISON)

C/2012 S1 (ISON)
R.A: 07h 42m 40s   Dec: +37° 07’ 30”
Magnitude N.A. in Lynx   current altitude greater than 30 degrees above the horizon

Comet P/2008 J3 (McNaught)

P/2008 J3 (McNaught)
R.A: 07h 00m 25s   Dec: -09° 57’ 42”
Magnitude N.A. in Monoceros   current altitude less than 30 degrees above the horizon
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