Comets

Track visible comets with real-time brightness data from the Comet Observation Database (COBS), a global network of amateur and professional astronomers. View magnitude, constellation location, visibility window, and whether a comet is brightening or fading.

C/2024 E1 (Wierzchos)
Brightest Comet
9.2
Magnitude
Type Long-Period Comet Constellation Eridanus
Trend Fading Visibility Visible with a small telescope
RA 2:52:18.41 Dec -12:57:47.6
Direction Rising (Eastern) Best Viewing 2026-03-02 18:57

All Visible Comets

C/2025 A6 (Lemmon) Magnitude 11.5
Type Long-Period Comet Constellation Triangulum Australe
Trend Steady Visibility Requires a medium telescope
RA 239.8326 Dec -61.1422
Direction Best Viewing N/A
C/2024 E1 (Wierzchos) Magnitude 9.2
Type Long-Period Comet Constellation Eridanus
Trend Fading Visibility Visible with a small telescope
RA 2:52:18.41 Dec -12:57:47.6
Direction Rising (Eastern) Best Viewing 2026-03-02 18:57
C/2025 R3 (PANSTARRS) Magnitude 10.5
Type Long-Period Comet Constellation Pegasus
Trend Brightening Visibility Requires a medium telescope
RA 22:25:26.94 Dec 18:05:42.0
Direction Rising (Eastern) Best Viewing 2026-03-03 05:33
24P/Schaumasse Magnitude 10.7
Type Periodic Comet Constellation Serpens Caput
Trend Fading Visibility Requires a medium telescope
RA 15:27:01.43 Dec 5:56:59.4
Direction Rising (Eastern) Best Viewing 2026-03-03 04:46
29P/Schwassmann-Wachmann Magnitude 11.8
Type Periodic Comet Constellation Leo
Trend Steady Visibility Requires a medium telescope
RA 11:21:10.46 Dec -3:16:35.5
Direction Setting (Western) Best Viewing 2026-03-03 00:41
C/2026 A1 (MAPS) Magnitude 12.0
Type Long-Period Comet Constellation Eridanus
Trend Brightening Visibility Requires a medium telescope
RA 2:49:04.01 Dec -16:11:42.0
Direction Best Viewing 2026-03-02 18:57
C/2026 B2 (Sun-Gao) Magnitude 13.1
Type Long-Period Comet Constellation Pegasus
Trend Fading Visibility Requires a large telescope or astrophotography
RA 21:37:37.04 Dec 24:54:11.9
Direction Rising (Eastern) Best Viewing 2026-03-03 05:33
A/2025 Y1 Magnitude 13.6
Type Long-Period Comet Constellation Virgo
Trend Brightening Visibility Requires a large telescope or astrophotography
RA 13:12:08.58 Dec 0:02:38.6
Direction Setting (Western) Best Viewing 2026-03-03 02:32
235P/LINEAR Magnitude 14.2
Type Periodic Comet Constellation Ophiuchus
Trend Steady Visibility Requires a large telescope or astrophotography
RA 16:37:37.70 Dec -17:55:07.1
Direction Rising (Eastern) Best Viewing 2026-03-03 05:33
10P/Tempel 2 Magnitude 14.2
Type Periodic Comet Constellation Serpens Cauda
Trend Brightening Visibility Requires a large telescope or astrophotography
RA 17:18:41.22 Dec -11:08:47.9
Direction Rising (Eastern) Best Viewing 2026-03-03 05:33
P/2010 H2 (Vales) Magnitude 14.2
Type Long-Period Comet Constellation Sagittarius
Trend Steady Visibility Requires a large telescope or astrophotography
RA 18:19:46.11 Dec -26:42:14.0
Direction Rising (Eastern) Best Viewing 2026-03-03 05:33
C/2025 L1 (ATLAS) Magnitude 14.5
Type Long-Period Comet Constellation Libra
Trend Brightening Visibility Requires a large telescope or astrophotography
RA 15:49:31.22 Dec -4:40:11.4
Direction Best Viewing 2026-03-03 05:09
240P/NEAT Magnitude 14.7
Type Periodic Comet Constellation Taurus
Trend Fading Visibility Requires a large telescope or astrophotography
RA 4:11:06.84 Dec 29:19:53.5
Direction Rising (Eastern) Best Viewing 2026-03-02 18:57
C/2022 QE78 (ATLAS) Magnitude 14.9
Type Long-Period Comet Constellation Cancer
Trend Steady Visibility Requires a large telescope or astrophotography
RA 9:07:04.05 Dec 30:22:16.6
Direction Best Viewing 2026-03-02 22:28

Comet data provided by COBS (Comet Observation Database)