The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

Researchers using the Event Horizon Telescope have significantly advanced our understanding of the supermassive black hole at the center of M87, revealing new details about its rotation and the ...

New details have been discovered about M87*, the first black hole ever photographed, revealing its plasma, its brightness and ...

"We are the first mission to be able to track space weather events in three dimensions routinely across the solar system." ...