Hydrogen leak scrubs shuttle launch
Posted: Sat, Jun 13 6:26 AM ET (1026 GMT)
NASA postponed Saturday's launch of the space shuttle Endeavour after detecting a hydrogen leak several hours before the scheduled liftoff time. Endeavour was on...

Stars found in eccentric orbits around galaxy
Posted: Fri, Jun 12 7:45 AM ET (1145 GMT)
Astronomers announced this week the discovery of a family of stars in unusual eccentric orbits around the galaxy, including one star that may have originated...

Kaguya impacts lunar surface
Posted: Thu, Jun 11 7:42 AM ET (1142 GMT)
A Japanese spacecraft completed its mission Wednesday by crashing to the lunar surface. The Japanese space agency JAXA confirmed that the Kaguya spacecraft hit the...

Countdown begins for Endeavour launch
Posted: Thu, Jun 11 7:31 AM ET (1131 GMT)
The countdown started Wednesday for Saturday morning's launch of the space shuttle Endeavour on a mission to the International Space Station. The countdown started...

ISS astronauts perform internal spacewalk
Posted: Wed, Jun 10 7:55 AM ET (1155 GMT)
Two members of the International Space Station's crew carried out a brief spacewalk early Wednesday without ever leaving the station. Station commander Gennady Padalka...

House committee maintains NASA budget cut
Posted: Wed, Jun 10 7:45 AM ET (1145 GMT)
The House Appropriations Committee approved a 2010 spending bill Tuesday that maintains a large cut in NASA's exploration budget made by a subcommittee last...

Dark GRBs linked to dust clouds
Posted: Tue, Jun 9 8:22 AM ET (1222 GMT)
A class of gamma-ray bursts (GRBs) without a visible afterglow have been linked to galaxies with previously undetected dust clouds, astronomers announced Monday. "Dark"...

ISS crew performs spacewalk
Posted: Sat, Jun 6 10:13 AM ET (1413 GMT)
Two members of the International Space Station's crew performed a nearly five-hour spacewalk Friday to prepare the station for the installation of another...

House subcommittee cuts NASA exploration budget
Posted: Fri, Jun 5 7:02 AM ET (1102 GMT)
A House appropriations subcommittee cut several hundred million dollars from the exploration portion of NASA's proposed 2010 budget, citing uncertainties about the future direction...

MRO enters safe mode again
Posted: Fri, Jun 5 6:55 AM ET (1055 GMT)
NASA's Mars Reconnaissance Orbiter (MRO) spacecraft is in safe mode after its computer unexpectedly rebooted this week, project officials said Thursday. MRO's computer...