A provocative new theory suggests that the Universe may not have begun with a traditional Big Bang, but rather as a “Big Bounce” — the explosive rebound of matter collapsing into a black hole. Led by ...

Astronomers detected a black hole displaced nearly a kiloparsec from the center of a dwarf galaxy 230 million light-years ...

Since the 1970s, astronomers have predicted that Sagittarius A*, the supermassive black hole at the centre of the Milky Way, ...

Most cosmologists believe that these stars were the first large, free-floating structures to illuminate our universe, and ...

A tiny particle that smashed into Earth with a record-shattering energy of 220 petaelectronvolts could be the last scream of ...

Event Horizon Telescope data reveal the magnetic field around M87* shifted, weakened and then flipped, defying theoretical expectations.

A black hole is a celestial body with an extremely powerful gravitational force, so strong that even light cannot escape it.

Astronomers from the University of Hawaii’s Institute for Astronomy have identified a new category of events that they found ...

Image of the supermassive black hole Sagittarius A* (Sgr A*). from the Event Horizon Telescope (EHT) collaboration "has ...

Reading, I felt incapable of turning away from whatever it was that Jonas Enander was about to tell me about gravity, ...

A supermassive black hole lurking at the center of M87, a supergiant galaxy 55 million light-years from Earth, is acting far ...

Scientists spotted an enormous black hole in the early universe that's growing at 2.4 times the theoretical Eddington limit. Studying it further could help answer one of the biggest questions in ...