When they reach the end of their long evolutions, smaller stars—those up to eight times as massive as our own sun—typically become white dwarfs. These ancient stars are incredibly dense.

The observations made using the European Space Agency's XMM-Newton orbiting X-ray telescope appear to show a white dwarf nearing the point of no return - called the event horizon - as it orbits ...

Released on Dec. 21, 1937, Snow White and the Seven Dwarfs wasn’t just groundbreaking. Walt Disney’s first full-length animated film took that ground and covered it in a forest filled with ...