Astronomers have discovered something that shouldn't exist: a galaxy so jam-packed with stars that they smash into each other about once a month.

Astronomers tracked the strangest gamma-ray burst yet. GRB 250702B is a repeating, day-long flash unlike anything seen before ...

Ten years after scientists first detected gravitational waves emerging from two colliding black holes, the LIGO-Virgo-KAGRA ...

Astronomers have made a groundbreaking discovery about black holes by accident. In a study led byMatus Rybak, researchers ...

Gamma ray bursts are the most powerful explosions in the universe, unleashing as much energy as the Sun will in its 10 ...

A mysterious population of glowing red dots scattered across the early universe has led astronomers to a startling new theory ...

A group of astronomers discovers a rogue feeding black hole that wanders through its own galaxy. Is there a chance it'll reach Earth?