An unexpected monster black hole was found hiding inside one of the Milky Way's tiniest neighbors, rewriting what scientists ...

For the first time, scientists have the calculations and simulations to explain mysterious flashes from the galaxy OJ 287.

In January 2025, a ripple in spacetime reached Earth from more than a billion light-years away. It wasn’t light or radio ...

One of the Milky Way’s smallest galactic neighbours seems to have a supermassive black hole at its centre, upending ...

By zeroing in on the infrared scale, researchers offer details of the black hole jet stream in faraway galaxy M87.

Small and unassuming, Segue 1 is a nearby dwarf galaxy containing only a handful of stars—too few to provide the gravity ...

A black hole analog could tell us a thing or two about an elusive radiation theoretically emitted by the real thing. Using a chain of atoms in single file to simulate the event horizon of a black hole ...

Stars often fall into black holes, and now it seems the opposite can also occur, producing an extra long-lasting explosion as the star is consumed from within ...

The fact is, however, that the mass of black holes varies greatly out in the vast universe, and astronomers have recently discovered what they believe may be the biggest one ever found. They estimate ...

The supermassive black hole is that first one that astronomers ever photographed. For more than a century, astronomers have marveled at the brilliant jet of matter blasting from the heart of the giant ...