Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar surface.

It is thus only fitting for a goddess to be named for none other than the door hinge: Cardea. And now, thanks to Clay ...

Do habitable exoplanets exist that possess life as we know it? Scientists have pondered this longstanding question ever since ...

University of Arizona researchers have unveiled evidence of romance at the farthest reaches of the solar system: a cosmic ...

Marcus Chown’s “A Crack in Everything” is a journey through space and time with the people studying one of the most enigmatic ...