Long before researchers knew about quasars or black holes, astronomers were photographing what is now known as Quasar OJ287.

Reionization is thought to have been driven by ultraviolet light produced by both early stars and active galactic nuclei ...

When galaxies collide, it's not a gentle affair, but it does take millions of years. Over this time, the two massive star ...

After decades of searching, astronomers have imaged two supermassive black holes in orbit around each other at the heart of ...

Astronomers have achieved the first radio image of a supermassive black hole pair, using the retired Russian RadioAstron ...

When two black holes meet, they are drawn to one another by way of their enormous gravity, initiating a powerful orbital ...

The data suggest that the black hole launched powerful outflows months after the star’s destruction, showing that black holes ...

Not only are they supermassive black holes, but they crate a unique "wagging tail" of super-charged particles.

"This is truly extraordinary," Itai Sfaradi of the University of California, Berkeley, said in a statement. "Never before ...

For the first time, scientists observed a black hole tearing apart a star far from its galaxy’s center, producing the fastest-changing radio signals ever recorded. The event, AT 2024tvd, revealed ...

Scientists have captured the first image of two black holes orbiting each other in the quasar OJ287, confirming a long-held ...

First-ever image of two black holes captured orbiting each other, confirming a decades-old theory using a powerful radio ...