A sudden black hole flare unleashed stunning, near light speed winds that echo the Sun’s most powerful eruptions.

Scientists have confirmed that colossal collisions between galaxies trigger titanic eruptions in the centers of those ...

A strange X-ray signal spotted decades ago may be the result of a star that got attacked by two black holes, one after the ...

The emission of X-rays is usually the domain of the energetic events of the universe: hot stars, supermassive black holes, ...

An international team of astronomers, led by SRON, discovered a rapid explosion of matter around the supermassive black hole ...

“Our latest discovery helps solve a 20-year cosmic mystery,” co-lead author Daniel Whalen from the University of Portsmouth's ...

Astronomers have witnessed a dramatic and extremely fast outburst from a supermassive black hole in the spiral galaxy NGC 3783 ...

TNO, the Netherlands Organisation for Applied Scientific Research, has signed its first contract with the W. M. Keck Observatory to initiate the design of Keck’s Adaptive Secondary Mirror (ASM).

The James Webb Space Telescope has found compelling evidence for "monster stars" — gigantic, primordial stars that existed in the early universe.

For two decades, astronomers have puzzled over how supermassive black holes, which are some of the brightest objects in the ...

X-ray space telescopes caught a supermassive blackhole flinging matter into space at a fifth of the speed of light ...

X-ray telescopes catch a black hole firing ultra-fast winds at 60,000 km/s, revealing how flares trigger extreme cosmic ...