A commercial cargo capsule plunged back to Earth Tuesday, wrapping up a month-long space station resupply mission with an on-target splashdown in the Pacific Ocean. Read More...

A United Launch Alliance Atlas 5 rocket boosted a missile early warning satellite into space Tuesday, the second in a new generation of infrared surveillance stations.
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Running a day late, three space station crewmen strapped into their Soyuz ferry craft and dropped out of orbit Friday, plunging to a touchdown on the fog-shrouded Kazakh steppe to close out a 144-day mission.
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Dismal weather in Kazakhstan forced Russian flight controllers to order a one-day landing delay for two Russian cosmonauts and a NASA astronaut who are closing out a nearly five-month stay in space. Read More...

Analyzing samples drilled from the interior of a sedimentary rock, the Curiosity Mars rover has detected traces of the chemicals and compounds necessary for a habitable environment in the distant past. Read More...

Work to switch operations to a backup flight computer aboard the Curiosity Mars rover is continuing amid analysis to figure out how to fix memory corruption discovered last week in the rover's active computer. Read More...

After a flawless rendezvous, a SpaceX Dragon cargo capsule was captured by the International Space Station's robot arm early Sunday, bringing more than a ton of supplies and equipment to the outpost. Read More...

With its propulsion system working flawlessly, a SpaceX cargo ship loaded with supplies and equipment was cleared by NASA Saturday to press ahead for a day-late capture by the lab complex early Sunday.
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A SpaceX cargo ship bound for the International Space Station thundered into orbit Friday, but trouble with maneuvering thrusters triggered extensive analysis and a delayed rendezvous. Read More...