Science ❯ Astronomy

Cosmic Events

Supernovae Stellar Explosions Galactic Collisions Gamma-Ray Bursts Supernova Explosions Asteroids Star Life Cycle Supernovas Comets Meteor Showers

Short Gamma-Ray Burst Linked to Tidal Debris of Colliding Galaxies, Likely from Neutron-Star Merger

An ApJL analysis places GRB 230906A in a faint tidal-stream galaxy about 8.5 billion light-years away.

Webb Data Confirms Asteroid 2024 YR4 Will Safely Fly Past the Moon in 2032

Webb Finds Dust-Obscured Red Supergiant Behind 2025 Supernova, a First for the Telescope

Star-Shredding Black Hole’s Radio Jet Still Surging, With Peak Predicted Around 2027

Impact Alert Withdrawn as Suspected Asteroid Reidentified as Interstellar Comet 3I/ATLAS

Astronomers Confirm First Triple Radio AGN in Merging Galaxy Trio

Brightest Blue Cosmic Flash Linked to Black Hole Tearing Apart a Massive Star, Studies Find

Astronomers Report Candidate 'Superkilonova' Linked to 2025 Gravitational-Wave Alert

JWST Spots Record-Distant Supernova Tied to March Gamma-Ray Burst

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

Saturn's Rings Seem to Vanish in Rare Edge-On Alignment on Nov. 23–24

Astronomers Capture a Supernova’s Olive-Shaped Shock Breakout Within a Day

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

Beaver Supermoon Dazzles on Nov. 5 as 2025's Biggest and Brightest

New Study Flags Possible Taurid ‘Resonant Swarm’ Risk in 2032 and 2036

Hubble Spots White Dwarf Devouring Icy, Nitrogen-Rich Exo‑Pluto Fragment

Shocked Quartz at Three Clovis Sites Revives Case for Younger Dryas Comet Airburst

Skyscraper-Size Asteroid 2025 FA22 Makes Safe Earth Flyby on Sept. 18

The Moon Is Drifting Farther From Earth by 3.8 Centimeters a Year

VLT Uncovers Gas Ring as V Sagittae’s White Dwarf Goes Thermonuclear