Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...

The weird outbursts of a distant supermassive black hole may be caused by a death-defying white dwarf walking a cosmic tight ...

The dense stellar remnant would, if confirmed, be the closest known object to any black hole, according to preliminary ...

Since 2018, we've seen 1ES 1927+654 generate jets in real time and found it may have a lone white dwarf orbiting near the ...

A mysterious black hole has started behaving even more strangely, scientists have said. The supermassive black hole has been ...

A strange black hole is making scientists scratch their heads.

Supermassive black holes are not picky eaters. They placidly sit at the center of galaxies, but if material gets too close, ...

A black hole infamous for strange features has once again baffled astronomers, this time with rapid X-ray flashes. What could ...

Astronomers detected X-ray flashes from the black hole that increased in frequency from one every 18 minutes to one every seven minutes.

Regular pulses of X-ray radiation emanating from a supermassive black hole could be explained by a white dwarf star on the ...