New research suggests that the heart of the Milky Way may be dominated by a dense clump of dark matter rather than the ...

Astronomers tracked a star in Andromeda as it dimmed and vanished without the usual fiery explosion, offering rare clues to ...

WASHINGTON, Feb 12 (Reuters) - The formation of a black hole can be quite a violent event, with a massive dying star blowing ...

Astronomers have watched a dying star fail to explode as a supernova, instead collapsing into a black hole. The remarkable ...

A massive star in the nearby Andromeda galaxy has simply disappeared. Some astronomers believe that it's collapsed in on ...

On July 2, 2025, the China-led Einstein Probe (EP) space telescope detected an exceptionally bright X-ray source whose ...

Astronomers propose that an ultra-dense clump of exotic dark matter could be masquerading as the powerful object thought to ...

Only one such event had been documented previously, a star recorded vanishing around 2010 in a galaxy 22 million light-years ...

Supermassive black hole binaries form naturally when galaxies merge, but scientists have only confidently observed a very few of these systems that are widely separated. Black hole binaries that ...

A “disappearing” star in the Andromeda galaxy is the closest and best candidate for a newborn black hole that astronomers have ever seen ...

There's no denying that something massive lurks at the heart of the Milky Way galaxy, but a new study asks whether a ...

A distant black hole tore apart a star and then stayed active for years, emitting powerful energy that continues to grow.