Earth, Supermassive black hole

A black hole infamous for strange features has once again baffled astronomers, this time with rapid X-ray flashes. What could ...
A strange black hole is making scientists scratch their heads.
In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again by 2020 -- only to dramatically increase its output again in 2023. At that ...
Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...
NASA telescopes reveal 35% of supermassive black holes are hidden by dust, reshaping theories about their role in galaxy ...
Researchers in South Korea are developing a constellation of satellites that could reveal what goes on in the vicinity of ...
Black hole quantum effects are usually thought to be too small to have any observable signatures. This is indeed the case for ...
A supermassive black hole in a distant galaxy is once again surprising scientists. In 2018, a black hole called 1ES 1927+654, ...