High radiation during a time of frenzied star formation in the Milky Way left one stellar population with few chances to form planets, a study reports.

A rare breed of star recently discovered by the Hubble Space Telescope spins faster by feeding on its stellar siblings.

A recent discovery is shaking up our understanding of planetary systems. A multi-planet system, including a hot Jupiter, a ...

Six planets are lining up in a row from our Earthly view of the cosmos, in a spectacle that'll be visible in January through ...

The six planets were visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, Venus, Jupiter and Saturn should be visible to the naked eye. You'll need a ...

These are the best documentaries about food — from films about meticulous sushi chefs to the woes of the fast-food industry.

Planets around other stars need to be prepared for extreme weather conditions, according to a new study from NASA's Chandra X ...