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Comets

Comet Lemmon C/2025 A6 (Lemmon) 3I/ATLAS Tsuchinshan-ATLAS C/2023 A3 (Tsuchinshan-ATLAS) Swift-Tuttle Tsuchinshan-Atlas C/2023 A3 Tsuchinshan-ATLAS Meteor Showers Comet 109P/Swift-Tuttle

Comet Pan‑STARRS Reaches Perihelion Sunday, Closing a Brief Pre‑Dawn Viewing Window

Perihelion marks a short viewing peak for northern skywatchers.

Four-Planet Dawn Lineup Peaks Saturday With Mercury, Mars, Saturn and Neptune

Rare Comet Pan‑STARRS Now Glows Before Dawn for a Short Northern Viewing Window

Comet MAPS Skims the Sun on Saturday With Fate Uncertain

Sungrazer Comet MAPS Faces Make-or-Break Sun Brush April 4–5

Spain Unveils Official Portal and Local Programs for 2026–2028 Eclipse Trio

NASA Scientist Proposes 5 BC Comet as Star of Bethlehem in Peer-Reviewed Study

Interstellar Comet 3I/ATLAS Clears Earth as Spacecraft Capture Rare Sun‑Side Views

Ursid Meteor Shower Peaks Tonight Into Early Monday Under New-Moon, Solstice Skies

Tabloids Revive 2000 Comet Doomsday Claim as NASA Reports No Threat This Year

December Sky Watch: Supermoon on Dec. 5, Geminids Peak Dec. 13–14

Leonid Meteor Shower Peaks Overnight With Modest Rates and Dark Skies

Leonid Meteor Shower Peaks Predawn Nov. 17 Under Dark, Moonlight-Free Skies

Green Comet Lemmon Briefly Visible Over Bengaluru

3I/ATLAS Passes Perihelion as Spacecraft Step In to Observe the Interstellar Comet

Weekend’s Last Best Look at Twin Green Comets Before Moonlight Takes Over

Comet Lemmon Enters Peak Viewing Window for Naked‑Eye Spectacle Oct. 25–31

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

Comet Lemmon Reaches Peak Visibility, A Bright Binocular Target in the Evening Sky

Aurora Streak Across Northern and Eastern Germany After Weekend Solar Storm