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Galaxies

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Webb Maps Four Dust Spirals and Confirms Third Star in Rare Apep Wolf-Rayet System

Webb images, paired with years of VLT tracking, confirm a massive third companion.

Euclid Data Maps a Cooling Universe as Star Formation Declines

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

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

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

Citizen Scientists Find Most Distant, Most Powerful Odd Radio Circle With Twin Rings

Webb Reveals 8-Light-Year Protostellar Jet, Bolstering Massive-Star Formation Theory

CHIME Outriggers Pinpoint Brightest Nearby Fast Radio Burst to Galaxy NGC 4141

Astronomers Identify Ultra-Stripped Supernova, Propose New ‘Type Ien’

ALMA Reveals 1.4-Light-Year Bubble Around Supergiant DFK 52

Webb Reveals Binary Interaction in Planetary Nebula NGC 6072 and Detects 2,500 Early Galaxies

Webb’s 100-Hour Mid-Infrared Survey of Hubble Ultra Deep Field Reveals Ancient Galaxies

Mineral Condensation Captured in Planet-Forming Disk of Protostar HOPS-315

Astronomers Pin Down Universe’s Missing Matter in Cosmic Web

Fast Radio Bursts Map 76% of Ordinary Matter to Cosmic Web

Webb’s COSMOS-Web Survey Yields Deepest Map With Nearly 800,000 Galaxies

Webb Reveals Silicate Clouds and Moon-Forming Disk in YSES-1 System

Astronomers Reveal Extreme Nuclear Transients as Universe’s Most Powerful Explosions