NASA mission confirms elements of general relativity
Posted: Thu, May 5 7:30 AM ET (1130 GMT)
A NASA mission more than half a century in the making has confirmed two key predictions of Einstein's theory of general relativity, project officials...

SpaceShipTwo performs first "feathered" glide flight
Posted: Thu, May 5 7:18 AM ET (1118 GMT)
SpaceShipTwo, the commercial suborbital vehicle being developed by Virgin Galactic, performed its first glide flight Wednesday with its wings in a feathered configuration. The vehicle,...

Russia launches military communications satellite
Posted: Thu, May 5 7:04 AM ET (1104 GMT)
A Soyuz rocket launched a Russian military communications satellite late Wednesday. The Soyuz 2-1a rocket lifted off from the Plesetsk Cosmodrome in northern Russia...

STS-134 launch pushed back to at least May 10
Posted: Wed, May 4 7:43 AM ET (1143 GMT)
NASA has pushed back the launch of the space shuttle Endeavour to no earlier than May 10 as crews work to replace a failed power...

Intelsat spacecraft suffers antenna malfunction
Posted: Wed, May 4 7:31 AM ET (1131 GMT)
A new Intelsat communications satellite launched last month is experiencing a problem deploying one of its antennas, the company announced Tuesday. Orbital Sciences Corporation, the...

Endeavour launch further delayed
Updated: Sun, May 1 4:44 PM ET (2044 GMT)
Originally Posted: Sun, May 1 12:20 PM ET (1620 GMT)
The space shuttle Endeavour will launch no earlier than May 8 as engineers continue to troubleshoot a problem with heaters in one of the orbiter'...

Progress docks with ISS
Posted: Sat, Apr 30 11:45 AM ET (1545 GMT)
A Progress cargo spacecraft docked with the International Space Station on Friday morning, carrying a fresh load of supplies to the station. The Progress M-...

Glitch delays Endeavour launch
Posted: Fri, Apr 29 4:32 PM ET (2032 GMT)
NASA has postponed the launch of the space shuttle Endeavour, planned for Friday afternoon, at least three days because of a problem with one of...

Russian space agency head removed
Posted: Fri, Apr 29 9:40 AM ET (1340 GMT)
The head of the Russian space agency Roskosmos was effectively fired on Friday and replaced with a defense ministry official. Anatoly Perminov was removed as...

Russia launches Progress cargo spacecraft
Posted: Wed, Apr 27 9:44 PM ET (0144 GMT)
A Soyuz rocket placed a Progress cargo spacecraft destined for the International Space Station into orbit on Wednesday. The Soyuz rocket lifted off from the...