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

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

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

Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the ...

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

Sgr A*, at the heart of the Milky Way and clocking in at 4.3 million solar masses, is the closest supermassive black hole we have access to. It's also on the quiescent end of the activity scale, which ...

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

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 ...

Astronomers monitoring a supermassive black hole in the heart of a distant galaxy have detected features never seen before ...

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 ...

The black hole, with an official name of 1ES 1927+654, is located in the distant constellation Draco. Astronomers have been monitoring the black hole for years, primarily since 2018 when the mass ...

A cosmic mystery surrounding a black hole some 270 million light-years from the Milky Way is deepening. Now, the black hole has once again demonstrated strange features that teams of astronomers ...