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

A strange black hole is making scientists scratch their heads.

"For such a faint and unknown target, we were not sure if we would get any data at all — but the strategy worked." ...

MIT astronomers have been captivated by the strange behaviors of a supermassive black located 270 million light-years away, ...

Using observations from 2017 and 2018, the Event Horizon Telescope (EHT) Collaboration has advanced our understanding of the ...

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

There's a universe full of black holes out there, spinning merrily away—some fast, others more slowly. A recent survey of ...

The astronomers have detected flashes of X-rays coming from the black hole at a steadily increasing clip. Over a period of ...

Any object that falls past a black hole's point-of-no-return, called the event horizon, isn't coming back. That includes light. "This would be the closest thing we know of around any black hole." ...

Astronomers studying elusive supermassive black holes at the hearts of galaxies ... of Technology in Sweden are now confident the Event Horizon Telescope (EHT) — a planet-sized array of eight ...