Astronomers have observed a supermassive black hole far from the center of a galaxy where it ought to be giving off bright ...

A newly discovered odd radio circle in space could serve as a time capsule for the violent events that shape galaxies.

Deep in outer space, astronomers have discovered another "odd radio circle" — the latest in a short list of mysterious rings ...

Explore the universe with multi-messenger astronomy, combining light, gravitational waves, neutrinos, and cosmic rays for a complete view.

Most distant and powerful odd radio circle ever found - a massive double ring that could reveal how black holes and galaxies ...

Three enormous and peculiar radio light rings were discovered far, far outside our own galaxy, shedding more light on one of ...

Scientists imaged the heart of the OJ 287 galaxy, uncovering a curved plasma jet around what appears to be two merging ...

Scientists have shot two black holes orbiting each other, offering the first ever definitive proof that these intergalactic ...

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