Four months after falling silent during a raging dust storm, NASA's Opportunity Mars rover still hasn't made a peep.
The three astronauts currently aboard the International Space Station were supposed to welcome two new roommates today; here's what will happen instead.
Hubble, which has been observing the heavens since 1990, went into a protective safe mode on Friday (Oct. 5) after another one of its orientation-maintaining gyroscopes failed.
It was a night sky sight so dazzling, the mayor of Los Angeles told everyone not to worry about aliens: a SpaceX Falcon 9 rocket streaking into the evening sky, leaving a brilliant glowing plume in its wake.
NASA's Kepler and Hubble space telescopes have spotted evidence of a Neptune-size satellite orbiting the Jupiter-like planet WASP-1625b, which lies about 8,000 light-years from Earth, a new study reports.
NASA's Curiosity Mars rover noticed this summer's monster dust storm fairly early on — but not in the way you might expect.
A Japanese billionaire and a coterie of artists will become the first private citizens ever to fly beyond low Earth orbit just five years from now, if all goes according to plan.
As Hurricane Florence makes its way toward the U.S. East Coast, several satellites are monitoring the dangerous storm system with a variety of instruments.