Astronomy ❯ Celestial Events

Comets

Comet Lemmon C/2023 A3 (Tsuchinshan-ATLAS) C/2023 A3 Tsuchinshan-ATLAS Comet C/2023 A3 Tsuchinshan-Atlas Comet Tsuchinshan-ATLAS Tsuchinshan-ATLAS ATLAS Comet Comet C/2025 A6 (Lemmon) Comet SWAN Comet A3 C/2025 A6 (Lemmon) Komet Lemmon Observation Techniques C/2025 A6 Lemmon Comet C/2025 A6 Visibility C/2025 R2 (SWAN) Halley's Comet R2 Swan C/2025 A6 Comet C/2025 R2 (SWAN) Komet Swan Comet Swan Lemmon and SWAN Characteristics Tempel-Tuttle Tsuchinshan–ATLAS C/2023 A3 Comet 2023 A3 A3 Comet Comet C/2023 A3 Tsuchinshan-ATLAS Tsuchinshan-ATLAS Comet C/2023 A3 Tsichinshan-ATLAS Upcoming Comets Devil Comet Comet 12P/Pons-Brooks C/1861 G1 Thatcher C/2025 F2 (SWAN) Comet 109P/Swift-Tuttle

Comet Lemmon Stays Bright as Final Easy Viewing Window Closes

Rising moonlight now limits viewing to a brief evening window ahead of the Nov. 8 perihelion.

Twin Comets Lemmon and SWAN Light Up Northern Skies as Brief Viewing Window Peaks

Twin Green Comets Brighten For Best Views Under Next Week’s New Moon