A crew of two Russians and an American blasted off Friday on a Russian rocket for the International Space Station, in a trip scheduled to be the fastest ever manned journey to the facility.
NASA's Curiosity rover, which has been exploring Mars since it landed to much fanfare last August, is back on active status Tuesday, after a memory glitch set the robot back.
Three astronauts returned safely to Earth from the International Space early Saturday, aboard a Russian capsule which landed on the freezing Kazakhstan steppe.
In a super-arid desert at an altitude of 5,000 meters, with almost no humidity or vegetation, the world's largest ground-based astronomy project opens for business Wednesday ready to probe the universe with unprecedented might.
NASA's Curiosity rover, which has been exploring Mars since it landed to much fanfare last August, should be running at full capacity next week, after a memory glitch set the robot back.
The world's first space tourist, US multimillionaire Dennis Tito, unveiled plans Wednesday to send a manned mission to Mars and back, targeting a launch date less than five years away.
Astronomers using a powerful telescope in southern Chile have captured the first direct image of a protoplanet forming around another star, still embedded in thick gas and dust.
NASA, universities and private groups in the US are working on asteroid warning systems that can detect objects from space like the one that struck Russia last week with a blinding flash and mighty boom.
Scientists have discovered fragments of the meteor that spectacularly plunged over Russia's Ural Mountains creating a shockwave that injured 1,200 people and damaged thousands of homes.
A closely tracked asteroid, about 150-feet (45-meters) wide, whizzed safely past Earth on Friday, the same day a much smaller, previously undetected meteor hit Russia.
NASA is keeping close tabs on a sizable asteroid set to whiz past our planet Friday in what the US space agency says is the closest flyby ever predicted for such a large object.
Cosmic rays -- fast-moving particles that constantly pummel our planet -- come from the explosion of supernovae, new research confirmed Thursday, resolving an astronomical mystery.
Hold on to your hats: an asteroid will zoom within spitting distance of Earth next week, in what NASA said Thursday is the closest flyby ever predicted for an object this large.
Scientists looking for habitable planets may not have to stray far from our galactic neighborhood, which calculated an Earth-size planet could be orbiting a red dwarf as near as 13 light years away.
NASA will commemorate the loss of the space shuttle Columbia and its seven astronauts a decade ago, a landmark incident that triggered the end of the shuttle mission.