Science ❯ Astronomy ❯ Cosmology ❯ Galaxies

Galaxy Formation

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

Follow-up spectroscopy with infrared checks indicates a massive star was torn apart.

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

Astronomers Pin Down Universe’s Missing Matter in Cosmic Web