SLS booster performs successful static test fire
Posted: Wed, Mar 11 10:10 PM ET (0210 GMT)
A solid rocket booster planned for use on NASA's Space Launch System completed a successful test firing Wednesday. The five-segment booster fired for...

Brightman discusses plans for tourist flight to ISS
Posted: Wed, Mar 11 8:08 AM ET (1208 GMT)
Singer Sarah Brightman said Tuesday she will sing a song during her upcoming commercial trip on the International Space Station. Brightman, speaking at a press...

Aerojet Rocketdyne to cut hundreds of jobs
Posted: Tue, Mar 10 8:24 AM ET (1224 GMT)
Space propulsion company Aerojet Rocketdyne will cut about 10 percent of its current workforce over the next four years as part of a corporate restructuring,...

Dawn enters orbit around Ceres
Posted: Sat, Mar 7 9:48 AM ET (1448 GMT)
NASA's Dawn spacecraft entered orbit around the dwarf planet Ceres as expected on Friday. Dawn was captured by Ceres' gravity at 7:39 am...

Early Mars had large ocean
Posted: Fri, Mar 6 7:23 AM ET (1223 GMT)
Scientists reported Thursday that Mars, early in its history, likely had an ocean larger than the Arctic Ocean on Earth today. In a paper published...

Short circuit halts Mars rover operations
Posted: Thu, Mar 5 7:26 AM ET (1226 GMT)
A "transient short circuit" in the Mars rover Curiosity's robotic arm has put operations of the rover on hold while engineers assess the problem,...

UK narrows list of potential spaceport sites
Posted: Wed, Mar 4 7:26 AM ET (1226 GMT)
The British government announced Tuesday it has cut two sites from a list of eight potential locations for a commercial spaceport, but at least two...

Military weather satellite explodes in orbit
Posted: Tue, Mar 3 7:44 AM ET (1244 GMT)
A 20-year-old weather satellite exploded in orbit last month, creating several dozen pieces of debris. Air Force officials confirmed that the Defense Meteorological...

Dawn approaches Ceres
Posted: Tue, Mar 3 7:27 AM ET (1227 GMT)
NASA's Dawn spacecraft is on track to enter orbit around the dwarf planet Ceres at the end of this week, project officials said Monday....

Falcon 9 launches two communications satellites
Posted: Mon, Mar 2 7:20 AM ET (1220 GMT)
A SpaceX Falcon 9 rocket successfully launched a pair of small communications satellites Sunday night. The Falcon 9 v1.1 rocket lifted off on schedule...