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 ...

Supermassive black holes can have trillions of times more mass than the Sun, only exist in specific locations, and could ...

There’s plenty of action at the center of the galaxy, where a supermassive black hole (SMBH) known as Sagittarius A* (Sgr A*) literally holds the galaxy together. Part of that action is the creation ...

The intrepid mapping mission has collected more than three trillion observations that'll change the way we see our neck of ...

Researchers from the University of Connecticut have created the first 3D maps of star-forming gas clouds in one of the most ...

Sagittarius A* is the supermassive black hole at the center of the Milky Way. As supermassive black holes go, it is fairly ...

A new study suggests more supermassive black holes may be lurking in the universe than previously thought. Astronomers from ...

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

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

A cosmic object spotted by the James Webb Space Telescope has flummoxed astronomers. Now, a research team has studied ...

Using the MIRI instrument onboard the James Webb Space Telescope, an international team of scientists made the first-ever ...

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