The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes ...

The James Webb Space Telescope's ancient "little red dot" galaxies have been seen as a sign of "broken cosmology." Feeding ...

"If our eyes were able to detect X-rays, the sky would be full of dots. And every single one of those dots would be an ...

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

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.

Researchers found far more hidden black holes than previously known, indicating plenty of behemoths lurking in thick clouds ...

Recent discoveries by the James Webb Space Telescope reveal that supermassive black holes were present much earlier than ...

NASA telescopes reveal 35% of supermassive black holes are hidden by dust, reshaping theories about their role in galaxy ...

Black holes themselves emit no light, but the supermassive black holes at the centers of galaxies are often surrounded by ...

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

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