Astronomers with the Event Horizon Telescope have developed a new way to observe the radio sky at multiple frequencies, and ...

In a surprising cosmic event, galaxy SDSS1335+0728, located 300 million light-years away, has dramatically lit up after ...

Discover interesting facts about what black holes are, how they form and what would happen if you fell into one.

"We see for the first time the effect of a quasar's radiation directly on the internal structure of the gas in an otherwise ...

Astronomers watched as a galaxy with the forgettable name SDSS1335+0728 suddenly sprang to life when its massive black hole ...

The Hubble Space Telescope has found evidence of a "wandering" black hole about 5000 light years away in the Milky Way galaxy ...

Besides particles like sterile neutrinos, axions and weakly interacting massive particles (WIMPs), a leading candidate for ...

Some stars streaking through the Milky Way at millions of kilometers per hour probably trace back to a supermassive black hole in a neighboring galaxy ...

There’s a new frozen oddball orbiting the Sun, and it’s not your average space rock. It’s a planet—a minor one, to be ...

An international team of astronomers has successfully demonstrated a new technique to observe especially faint black holes by ...