Astronomy

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Subaru Spots Volatile Shift in Interstellar Comet 3I/ATLAS After Sun Flyby

The lower carbon dioxide-to-water ratio hints at layered ices in the nucleus.

NASA Releases Artemis II Recovery Video as Program Shifts to Lander Tests

Christina Koch Flew Eagles Super Bowl LIX Confetti Around the Moon on Artemis II

DESI Unveils Final Five-Year 3D Map of the Universe

Unified Local Measurement Puts Hubble Constant at 73.5 km/s/Mpc, Deepening the Hubble Tension

Brightening Comet Pan‑STARRS Enters Pre‑Dawn View for Northern Skywatchers

New Video Shows Navy Welcoming Artemis II Crew After Safe Splashdown

Pentagon Misses Deadline to Release 45 UAP Videos, Drawing Cover-Up Claims From Congress

New Meteor Shower Traces to Asteroid Crumbling Near the Sun

SpaceX Sends 29 Starlink Satellites Up From Florida and Lands Falcon 9 Booster

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New COLIBRE Simulations Recreate Galaxy Growth and Support the Standard Model

Lab Experiments Recreate Mercury Magma to Show Sulfur Lowers Crystallization Temperatures

April’s Pre-Dawn Planet Parade Brings Mercury, Mars, Saturn and Neptune Into View

Lyrids Meteor Shower Begins With Peak Set for April 21-22

Study Links Self-Interacting Dark Matter Clumps to Three Cosmic Puzzles

NASA Sets Sights on Artemis III After Artemis II Moon Flyby and Safe Return

IWC Debuts Space-Built Pilot’s Venturer Certified for Haven-1

Artemis II Returns Safely After Lunar Flyby, Proving Orion for Deep Space

JWST Studies Report Strongest Evidence Yet of Population III Stars Near GN‑z11

SNL Spoofs Artemis II With Colman Domingo’s Zero-G Gags