Astronomy

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NASA Confirms 2027 Total Solar Eclipse, Longest in a Century

A rare Earth–moon–sun alignment will stretch totality to 6 minutes 23 seconds, peaking over Egypt near Luxor and Aswan.

G3 Geomagnetic Storm Watch Today as Earth‑Directed CME Approaches

Seven-Hour Gamma-Ray Burst Sets Record, Challenges Explosion Models

Perseverance Finds Kaolinite in Jezero, Pointing to Long-Lived Rain on Ancient Mars

Early ALMA Readings Find Unusually Methanol-Rich Chemistry in Interstellar Comet 3I/ATLAS

Senate Panel Sends Isaacman’s NASA Nomination to Floor in 18–10 Vote

Winter Solstice 2025 Arrives Dec. 21, Marking the Year’s Shortest Day

Telescopes Catch Black Hole in NGC 3783 Launching 20% Light-Speed Wind

Geminid Meteor Shower Peaks Dec. 13–14 Under Moon-Friendly Skies

Jonny Kim and Two Cosmonauts Land Safely in Kazakhstan After 245 Days in Orbit

Early JWST Campaign Finds Stellar Noise Hindering TRAPPIST-1e Atmosphere Test

Early Interferometric Images Recast Novae as Multi-Stage, Directional Eruptions

SpaceX Launches 28 Starlinks From California as Florida Mission Targets Booster’s 32nd Flight

NASA and ESA Reveal 3I/ATLAS’s Active Nucleus and Dual Tails Ahead of Dec. 19 Distant Flyby

Hubble and Juice Capture New Views of Interstellar Comet 3I/ATLAS Ahead of Dec. 19 Flyby

XRISM Pinpoints Chlorine and Potassium Surplus in Cassiopeia A, Challenging Supernova Models

Hubble and ESA’s JUICE Return New Views of Interstellar Comet 3I/ATLAS Ahead of Dec. 19 Earth Pass

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Jonny Kim and Crewmates Set to Leave ISS Monday Night on Soyuz MS-27

Bennu Samples Yield Ribose, Glucose and a Novel Polymer in Peer-Reviewed Analyses

Cosmic-Ray Theory Raised in JetBlue A320 Plunge as Airbus Updates Fleet