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

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

The earliest black holes in the universe may not have disappeared from Hawking radiation after all, new research hints.

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

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

New research reveals how quiet galactic engines can help shape entire galaxies.

The James Webb Space Telescope (JWST) was designed to look back in time and study galaxies that existed shortly after the Big ...

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

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 ...

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

Researchers at Oxford University and the Max Planck Institute for Gravitational Physics (Albert Einstein Institute) are ...

One of the brightest stars in the Andromeda galaxy has disappeared without the explosion astronomers expected. Instead, they ...