Your guide to the Solar System and the night sky
✖ By donating now you help keep this site alive and free from ads. Please consider supporting this project.
🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 5:52  ☀️ Transit: 12:04  🌅 Sunset: 18:18

How to support us

You won't see any ads here. If you find this website useful, please consider a donation to help cover the costs of the infrastructure needed to run this website. Thank you!

In Evidence

Best Places to See the 2024 American Eclipse Based on Historical Weather Data
Using historical cloud coverage data we suggest the locations that could provide the better chances to have clear skies on April 8, 2024 to observe the eclipse. Read more...
February 17, 2023
Where to See the Solar Eclipse of April 20 2023
Detailed information about how to observe the hybrid solar eclipse that will be visible on April 20 2023. Read more...
February 12, 2023

Position Calculator
Time: : UTC

Comets

Detailed information about 219 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 C/2020 M3 (ATLAS)

C/2020 M3 (ATLAS)
R.A: 12h 38m 10s   Dec: +23° 29’ 13”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.6 (JPL) 
in Coma   object currently below the horizon

Comet 103P/Hartley 2

103P/Hartley 2
R.A: 03h 47m 45s   Dec: +12° 36’ 35”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.7 (JPL)  fading
in Taurus   current altitude greater than 30 degrees above the horizon

Comet 249P/LINEAR

249P/LINEAR
R.A: 08h 01m 05s   Dec: +11° 26’ 47”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.7 (JPL)  fading
in Cancer   current altitude less than 30 degrees above the horizon

Comet 104P/Kowal 2

104P/Kowal 2
R.A: 15h 13m 50s   Dec: -16° 21’ 14”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.8 (JPL) 
in Libra   object currently below the horizon

Comet 52P/Harrington-Abell

52P/Harrington-Abell
R.A: 17h 15m 36s   Dec: -34° 13’ 46”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.8 (JPL) 
in Scorpius   object currently below the horizon

Comet 319P/Catalina-McNaught

319P/Catalina-McNaught
R.A: 04h 49m 36s   Dec: +16° 43’ 05”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.9 (JPL)  fading
in Taurus   current altitude greater than 30 degrees above the horizon

Comet 294P/LINEAR

294P/LINEAR
R.A: 00h 28m 27s   Dec: +17° 51’ 30”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.9 (JPL) 
in Pisces   current altitude greater than 30 degrees above the horizon

Comet 207P/NEAT

207P/NEAT
R.A: 22h 48m 14s   Dec: -01° 46’ 15”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 25.1 (JPL)  brightening
in Aquarius   current altitude less than 30 degrees above the horizon

Comet C/2021 O3 (PANSTARRS)

C/2021 O3 (PANSTARRS)
R.A: 19h 27m 18s   Dec: +32° 46’ 08”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 25.4 (JPL)  fading
in Cygnus   current altitude less than 30 degrees above the horizon

Comet 68P/Klemola

68P/Klemola
R.A: 08h 00m 21s   Dec: +11° 28’ 49”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 25.4 (JPL)  fading
in Cancer   current altitude less than 30 degrees above the horizon

Comet Halley (1P/Halley)

Halley's Comet
R.A: 08h 12m 52s   Dec: +02° 47’ 21”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 25.6 (JPL) 
in Hydra   current altitude less than 30 degrees above the horizon

Comet 62P/Tsuchinshan 1

62P/Tsuchinshan 1
R.A: 00h 00m 12s   Dec: -03° 39’ 38”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 25.6 (JPL)  brightening
in Pisces   current altitude less than 30 degrees above the horizon

Comet 72P/Denning-Fujikawa

72P/Denning-Fujikawa
R.A: 21h 04m 06s   Dec: -25° 32’ 16”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 25.7 (JPL)  brightening
in Capricornus   object currently below the horizon

Comet 123P/West-Hartley

123P/West-Hartley
R.A: 23h 10m 52s   Dec: -18° 38’ 25”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 25.7 (JPL)  brightening
in Aquarius   current altitude less than 30 degrees above the horizon

Comet C/2021 K1 (ATLAS)

C/2021 K1 (ATLAS)
R.A: 04h 32m 35s   Dec: +07° 49’ 12”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 25.8 (JPL)  fading
in Taurus   current altitude greater than 30 degrees above the horizon

Comet 398P/Boattini

398P/Boattini
R.A: 17h 55m 43s   Dec: -14° 31’ 34”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 25.8 (JPL) 
in Serpens   object currently below the horizon

Comet 108P/Ciffreo

108P/Ciffreo
R.A: 12h 23m 16s   Dec: +09° 34’ 34”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 26.0 (JPL)  fading
in Virgo   object currently below the horizon

Comet 260P/McNaught

260P/McNaught
R.A: 12h 24m 56s   Dec: -09° 20’ 23”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 26.1 (JPL) 
in Virgo   object currently below the horizon

Comet 73P/Schwassmann-Wachmann 3

73P/Schwassmann-Wachmann 3
R.A: 01h 40m 27s   Dec: +05° 03’ 22”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 26.2 (JPL)  fading
in Pisces   current altitude greater than 30 degrees above the horizon

Comet C/2019 U6 (Lemmon)

C/2019 U6 (Lemmon)
R.A: 22h 51m 38s   Dec: +46° 30’ 42”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 26.2 (JPL)  fading
in Lacerta   current altitude greater than 30 degrees above the horizon
<
Previous		   1     2     3     4     5     6     7     8     9     10     11   >
Next