Science ❯Astronomy ❯Celestial Events

Comets

Tsuchinshan-ATLAS Swift-Tuttle C/2023 A3 (Tsuchinshan-ATLAS) Tsuchinshan-Atlas C/2023 A3 Tsuchinshan-ATLAS Comet 109P/Swift-Tuttle Comet Tsuchinshan-ATLAS Comet C/2023 A3 (Tsuchinshan-ATLAS) Meteor Showers Comet C/1861 G1 Thatcher Comet Swift-Tuttle C/2023 A3 Tsuchinshan–ATLAS C/2023 A3 Tsuchinshan-Atlas Swift-Tuttle Comet Comet 12P/Pons-Brooks Comet Thatcher Comet A3 (Tsuchinshan-ATLAS) Comet Tsuchinshan-Atlas C/2023 A3 Observation Halley's Comet Comet C/2023 A3 (ATLAS-Tsuchinshan) C2023-A3 (Tsuchinshan-Atlas) C2023-A3 Tsunchinshan-Atlas C/2023A3 Tsuchinshan-ATLAS Comet NEOWISE Tsuchinshan-ATLAS Comet C/2023 A3 (Tsuchinshan-Atlas) Ancient Comets A3 (Tsuchinshan-ATLAS) Comet Encke Encke's Comet Comet A3 Periodic Comets Cometary Particles G3 ATLAS Comet Atlas C/2024 G3 Comet C/2024 G3 (ATLAS) Donald Machholz Notable Comets Comet Pons-Brooks Sozin's Comet C/2025 K1 (ATLAS) 12P/Pons-Brooks Comet 109/P Swift-Tuttle Characteristics Visibility Recommended Viewing Times Pons-Brooks Comet Specific Comets Comet SWAN25F Cometary Origins Debris 1P Halley Comet A3 (C/2023 A3) C/2023 A3 (Tsuchinshan–Atlas) Comet C/2024 E1 (Wierzchoś) Tsuchinshan–ATLAS Comet 21P/Giacobini-Zinner

Perseids Enter Final Week as Waning Moon Improves Viewing

Debris from Comet Swift-Tuttle is producing fast, bright meteors for viewers who seek dark, clear skies.

Six-Planet Parade Continues as Mercury Rises and Moon Approaches

Moonlight Dims Perseid Meteor Shower at Its Peak

Dual Meteor Showers to Peak Together on July 29–30

Interstellar 3I/ATLAS and Newcomer C/2025 K1 Head Toward October Perihelions

Eta Aquarids Meteor Shower Set to Peak May 6

Comet SWAN25F Brightens Rapidly as It Approaches the Sun

Rare Sun-Skirting Comet Visible in Southern Hemisphere Skies This Week

Comet C/2024 G3 Offers Rare Viewing Opportunity, But Visibility Remains Challenging

Rare Comet C/2024 G3 Expected to Shine as Bright as Venus

Potential Leonid Meteor Outburst Sparks Interest in 2024

Increased Northern Lights Activity Anticipated Amid Solar Cycle Peak

Final Viewing Opportunity for Comet Tsuchinshan-ATLAS This Weekend

Rare Comet Tsuchinshan-Atlas Visible for Limited Time

Comet Tsuchinshan-ATLAS Offers Rare Viewing Opportunity Before Fading

Comet Tsuchinshan-ATLAS Offers Rare Viewing Opportunity This Week

Rare Comet Tsuchinshan-ATLAS Visible Tonight for First Time in 80,000 Years

Rare Celestial Event: Supermoon and Comet to Light Up Skies

Two Comets Make Rare Appearance Near Earth This October

Comet C/2023 A3 Tsuchinshan-ATLAS Dazzles the Night Sky