SpaceX, Rocketplane Kistler win COTS awards
Posted: Fri, Aug 18 9:09 PM ET (0109 GMT)
NASA announced Friday afternoon that it has signed agreements with SpaceX and Rocketplane Kistler (RpK) that will provide the two companies with funding to help...

Hubble sees faintest stars in cluster
Posted: Fri, Aug 18 8:13 AM ET (1213 GMT)
Astronomers using the Hubble Space Telescope have detected the faintest stars ever found in a globular cluster, a discovery that helps refine the age of...

NASA sets August 27 launch for Atlantis
Posted: Thu, Aug 17 8:15 AM ET (1215 GMT)
NASA managers on Wednesday chose August 27th as the launch date for the next shuttle mission, provided that two issues with the shuttle Atlantis are...

IAU proposal would increase planet count to 12
Posted: Wed, Aug 16 7:46 AM ET (1146 GMT)
A proposal announced Wednesday by the International Astronomical Union (IAU) regarding the definition of the term "planet" would retain Pluto as a planet while including...

Loral to build second TerreStar satellite
Posted: Wed, Aug 16 7:27 AM ET (1127 GMT)
Space Systems/Loral (SS/L) announced Tuesday that it has won a contract to build a second satellite for a mobile satellite communications company. SS/...

NASA studying shuttle antenna bolt problem
Posted: Tue, Aug 15 8:27 AM ET (1227 GMT)
NASA shuttle engineers are studying whether bolts that hold an antenna in place on the shuttle Atlantis needs to be replaced, a task that could...

Russia, Kazakhstan debate Dnepr crash compensation
Posted: Tue, Aug 15 8:16 AM ET (1216 GMT)
The governments of Russia and Kazakhstan are debating how much money Kazakhstan should receive in compensation after a Russian Dnepr rocket crashed there last month,...

Ariane launches two satellites
Posted: Sat, Aug 12 10:47 AM ET (1447 GMT)
An Ariane 5 successfully launched French military and Japanese commercial communications satellites Friday night. The Ariane 5 ECA lifted off from Kourou, French Guiana at...

Report: IAU group to recommend keeping Pluto as planet
Posted: Fri, Aug 11 8:44 AM ET (1244 GMT)
A working group is expected to recommend to the International Astronomical Union (IAU) that Pluto be retained as a planet, opening the door for other...

Hubble discovers distant exoplanet's star
Posted: Fri, Aug 11 8:37 AM ET (1237 GMT)
A distant extrasolar planet discovered three years ago has now been matched up with its parent star, astronomers reported this week. the planet was discovered...