Science ❯ Astronomy

Cosmology

Galaxies Dark Matter Dark Energy Early Universe Big Bang Black Holes Universe Galaxy Formation Universe Expansion Supernovae

Most Luminous Black-Hole Flare on Record Traced to Star Torn Apart 10 Billion Light-Years Away

Researchers attribute the outburst to a massive star torn apart inside an active galactic nucleus, offering a rare look at black-hole feeding.

Record Black Hole Flare Points to Tidal Disruption of a Giant Star

New Study Claims the Universe Is Now Decelerating After Supernova Age-Bias Correction

3I/ATLAS Reappears After Solar Pass With Striking Blue Hue and Fresh Activity

Large TESS Survey Finds Close-In Giant Planets Scarcer Around Evolved Stars

Euclid Reveals Orion's Hidden Stars in New Infrared Image From Guiding Test

Record Black Hole Flare Shone With the Light of 10 Trillion Suns From 10 Billion Light-Years Away

Webb Unveils Red Spider Nebula’s Closed Lobes, Iron‑Traced Jet, and Shrouded Core

Astronomers Unveil Largest Low-Frequency Radio Color Map of the Milky Way

NOvA–T2K Publish First Joint Neutrino Analysis, Pointing to Possible CP Violation

New Simulations Revive Dark-Matter Explanation for Milky Way’s Gamma-Ray Glow

Milky Way Simulations Revive Dark-Matter Case for Galactic Center Gamma-Ray Excess

First Radio-Bright Tidal Disruption Event Found Outside a Galaxy’s Core Shows Record-Fast Flares

Global Radio Array Detects Smallest Gravitational-Lensing Object Yet, Weighing About a Million Suns

Twin Green Comets Enter Prime Viewing Week Before Closest Approaches

First Radio Image Resolves Two Supermassive Black Holes in Quasar OJ287

Global VLBI Detects Lowest-Mass Dark Object at Cosmological Distance

JWST Study Flags Four Possible ‘Dark Stars,’ Including One With Tentative Helium Signature

Rogue Planet Caught in Record Growth Spurt, Accreting Like a Young Star

Two Comets to Light October Skies as Swan Peaks Oct. 19–20 and Lemmon Nears Oct. 21