In a groundbreaking astronomical discovery, scientists have observed two pairs of supermassive black holes on the verge of ...

A new image from the James Webb Space Telescope shows Arp 107, home to two merging galaxies, with two bright cores and a ...

NASA’s Hubble telescope finds more black holes than expected in the early universe, advancing galaxy evolution models.

A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's ...

Strange Universe Like a parasite sucking the life force out of its host, an international group of scientists have determined ...

By far the most common type of galaxy, spiral galaxies have a bright, dense core of stars collected in a central globe, from which two or more spiral arms extend in a wide, flat disc. Most have a ...

Black holes are on a continuum of ultradense objects that form from the remnant cores of dead stars after they run out of ...

XRISM allowed astronomers to track plasma as it circled the supermassive black hole at a distance of around 0.1 light-years ...

The energetic streams are together 23 million light-years in length—roughly as long as 140 Milky Way galaxies lined end to end ...

The X-Ray Imaging and Spectroscopy Mission (XRISM) has revealed the structure, motion and temperature of the material around ...