There's something going on beneath the surface of Jupiter's icy moon Europa. But what?
The European Space Agency will unveil on Wednesday a three-dimensional map of a billion stars in our galaxy that is 1,000 times more complete than anything existing today.
If two galaxies collide, the merging of their central black holes triggers gravitational waves, which ripple throughout space. An international research team involving the University of Zurich has now calculated that this ...
Monotony was the hardest part of a yearlong NASA experiment about the mental and psychological rigors of longterm spaceflight, crew members said after the test ended.
SpaceX's unmanned Dragon cargo ship splashed down Friday in the Pacific Ocean, returning a load of NASA research from the International Space Station, the US space agency said.
Astronaut Jeffrey Williams has a new record for NASA under his space belt.
China has unveiled illustrations of a Mars probe and rover it aims to send to the Red Planet at the end of the decade in a mission that faces "unprecedented" challenges, state media said on Wednesday.
Lie on the beach this summer and your body will be bombarded by about sextillion photons of light per second.
This false-color view from NASA's Cassini spacecraft shows clouds in Saturn's northern hemisphere. The view was produced by space imaging enthusiast Kevin M. Gill, who also happens to be an engineer at NASA's Jet Propulsion ...
Moving a nanosatellite around in space takes only a tiny amount of thrust. Engineers from Michigan Technological University and the University of Maryland teamed up, put a nanoscale rocket under a microscope, and watched ...