A black hole is growing at one of the fastest rates ever recorded, according to a team of astronomers. This discovery from NASA's Chandra X-ray Observatory may help explain how some black holes can ...

This image of Abell 2261 contains X-ray data from Chandra (pink) showing hot gas pervading the cluster as well as optical data from Hubble and the Subaru Telescope that show galaxies in the cluster ...

The big picture: Quasars are the brightest objects known to exist in the universe, consisting of supermassive black holes that eat enormous amounts of matter. Astronomers recently revealed that ...

A supermassive black hole with a mass 40 billion times that of the Sun has potentially been discovered in a galaxy cluster that sits about 700 million light years from Earth. If confirmed, this would ...

A well-fortified NASA spacecraft flew through, and survived, an immense explosion from the sun. Scientists recently released rare footage of this solar event, called a coronal mass ejection, or CME, ...

In 2023, astronomers detected a huge collision. Two unprecedentedly massive black holes had crashed an estimated 7 billion light-years away. The enormous masses and extreme spins of the black holes ...