Dark energy discovery wins astronomy prize
Posted: Wed, Jul 18 8:01 AM ET (1201 GMT)
A group of astronomers who discovered evidence for the existence of a mysterious "dark energy" that is causing the universe's expansion to accelerate have...

Group calls for stronger UK space policy
Posted: Wed, Jul 18 7:52 AM ET (1152 GMT)
Members of the British parliament are calling upon the UK government to develop a more coherent national space policy, including increased support for human spaceflight....

NASA signs contract for Ares upper stage engine
Posted: Tue, Jul 17 8:30 AM ET (1230 GMT)
NASA formally signed a contract Monday for the development of a new engine that will power the upper stages of its two new launch vehicles....

House committee approves NASA budget
Posted: Fri, Jul 13 8:15 AM ET (1215 GMT)
The House Appropriations Committee passed on Thursday an appropriations bill that includes $17.6 billion for NASA, nearly $300 million more than originally requested. The...

Shuttle rolled out to launch pad
Posted: Thu, Jul 12 8:45 AM ET (1245 GMT)
NASA moved the space shuttle Endeavour to the launch pad early Wednesday in preparation for next month's ISS mission. Endeavour, attached to its external...

A reprieve for Orbital Express
Posted: Wed, Jul 11 8:09 AM ET (1209 GMT)
DARPA's Orbital Express mission, scheduled to end earlier this month, will remain active while Air Force officials study potential additional experiments that could be...

Hydrocarbons found on Saturn moon
Posted: Wed, Jul 11 8:02 AM ET (1202 GMT)
NASA's Cassini spacecraft has detected the presence of hydrocarbons on the surface of Saturn's moon Hyperion, suggesting that these building blocks of life...

Dawn launch delayed until September
Posted: Sun, Jul 8 9:16 AM ET (1316 GMT)
In the third launch delay in just over 24 hours, NASA announced late Saturday that the launch of the Dawn mission had been postponed until...

Proton launches DirecTV satellite
Posted: Sat, Jul 7 9:16 AM ET (1316 GMT)
An upgraded Proton rocket successfully launched a television broadcasting satellite for DirecTV early Saturday. The Proton M lifted off from the Baikonur Cosmodrome in Kazakhstan...

Dawn launch delayed again
Posted: Sat, Jul 7 9:01 AM ET (1301 GMT)
The launch of NASA's Dawn mission to the asteroid belt has been delayed again, this time to mid-July, because of delays getting tracking...