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Galaxy Formation

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Early-Universe Quasar Defies Models With 13 Times the Eddington Limit, Bright X-Rays and a Radio Jet

Researchers suggest a brief post–inflow-burst phase could explain the unexpected X-ray corona with a radio jet.

Hubble Confirms First Starless Dark-Matter Cloud, 'Cloud-9,' a Predicted RELHIC

Scientists Detect Largest Known Rotating Filament in the Cosmic Web

Astronomers Map 50-Million–Light-Year Rotating Cosmic Filament Nearby

Hubble’s New NGC 2775 Portrait Deepens the Mystery of a Hybrid Galaxy

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

Webb Peers Into Cosmic Dawn With Deepest Single-Target View of Abell S1063