The night sky may look calm, but behind the glowing points of light lies a violent and complex process of creation. Stars, ...

Astronomers observed the fading light of supernova SN 2025kg, which followed the fast X-ray transient (FXT) named EP 250108a.

Understanding the early universe is a foundational goal in space science. We're driven to understand nature and how it evolved from a super-heated plasma after the Big Bang to the structured cosmos we ...

Massive stars have always puzzled scientists—how do they grow so quickly despite fierce radiation pushing material away? New high-resolution ALMA observations suggest that instead of relying solely on ...

Massive stars do not live long. There are several candidates for the biggest star in the universe. One of them, VY Canis Majoris, is over 1,500 times the width of the sun. If it were placed in our ...

Even before the first stars lit up the Universe, the Cosmos was not the cold place most researchers once imagined. New results suggest that the so-called cosmic “dark ages,” the muted era between the ...

"This gives us a new way to rule out certain black hole scenarios for dark matter." New research suggests that primordial black holes created during the Big Bang could have played a major role in ...