In 2019, researchers detected gravitational waves that indicated that two black holes were merging. These were two fairly ...

ASTRONOMERS have identified 53 previously unknown quasars powered by supermassive black holes whose jets hurl matter at ...

A massive new sunspot complex, dubbed AR 4294-4296, has emerged on the sun and is facing directly at Earth. The dark patch is ...

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our ...

A new study by researchers at the University of Amsterdam shows how gravitational waves from black holes can be used to ...

Dusty stars close to the Milky Way’s black hole stay stable for years. New infrared data shows they survive gravity and ...

Using NASA's Swift and Fermi space telescopes, Indian astronomers have conducted a long-term multiwavelength study of a ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

The filament of matter stretches 50 million light-years, and contains a row of galaxies 5.5 million light-years long that are ...