Ariane launch delayed
Posted: Sat, Mar 27 8:54 AM ET (1254 GMT)
Arianespace scrubbed Friday's scheduled launch of two communications satellites because of a problem with the Ariane 5 launch vehicle. The rocket was scheduled to...

Lockheed and ATK revive Athena rocket program
Posted: Fri, Mar 26 7:02 AM ET (1102 GMT)
Lockheed Martin and Alliant Techsystems announced Thursday that they were introducing the Athena line of small launch vehicles, primarily to go after civil and military...

UK announces new space agency
Posted: Wed, Mar 24 7:36 AM ET (1136 GMT)
The British government announced Tuesday the formation of a full-fledged space agency to centralize British space activities. The UK Space Agency will begin operations...

Helium "rain" predicted for Jupiter
Posted: Wed, Mar 24 7:20 AM ET (1120 GMT)
Liquid helium precipitating out of Jupiter's upper atmosphere may explain the relative lack of neon there, scientists said this week. University of California Berkeley...

SpaceShipTwo performs first captive carry flight
Posted: Tue, Mar 23 8:06 AM ET (1206 GMT)
SpaceShipTwo, the commercial suborbital vehicle under development for Virgin Galactic, left the ground for the first time on Monday attached to its carrier aircraft. SpaceShipTwo...

Proton launches EchoStar satellite
Posted: Sun, Mar 21 11:55 AM ET (1555 GMT)
A Proton rocket successfully launched an American direct-to-home television satellite early Sunday. The Proton M lifted off from the Baikonur Cosmodrome in Kazakhstan...

New "temperate" exoplanet discovered
Posted: Sat, Mar 20 10:27 AM ET (1427 GMT)
Astronomers announced this week the discovery of a Jupiter-sized extrasolar planet in an orbit distant enough from its parent star to have relatively moderate...

Soyuz returns with ISS crew
Posted: Fri, Mar 19 7:21 AM ET (1121 GMT)
Two members of the International Space Station crew safely returned to Earth early Thursday in a Soyuz spacecraft. The Soyuz TMA-16 spacecraft landed at...

ESA releases Phobos flyby images
Posted: Wed, Mar 17 6:35 AM ET (1035 GMT)
The European Space Agency released this week some of the best images ever of the Martian moon Phobos, taken by an ESA spacecraft earlier this...

Valve problem could delay shuttle launch
Posted: Tue, Mar 16 7:02 AM ET (1102 GMT)
Shuttle engineers are investigating a valve problem on the shuttle Discovery that could delay its scheduled launch next month. The issue is with an isolator...