Final Ariane 4 launch a success
Posted: Sat, Feb 15 9:51 AM ET (1451 GMT)
An Ariane 4 booster successfully placed an Intelsat communications satellite into orbit in the final mission for the venerable booster. The Ariane 44L lifted off...

Russia announces ISS plan
Posted: Fri, Feb 14 10:43 PM ET (0343 GMT)
Russian officials said Friday that they have worked out an agreement with NASA to continue to support the International Space Station while the shuttle remains...

Martian south polar cap made of water
Posted: Fri, Feb 14 10:35 PM ET (0335 GMT)
The south polar cap on the planet Mars consists primarily of water ice, and not carbon dioxide as previously believed, scientists reported this week. In...

Investigators: shuttle wing punctured
Posted: Fri, Feb 14 8:54 AM ET (1354 GMT)
An independent panel investigating the loss of the space shuttle Columbia announced Thursday that it believes a puncture somewhere in the left wing of the...

Pentagon interested in new launch vehicle
Posted: Fri, Feb 14 8:23 AM ET (1323 GMT)
A top Pentagon official said this week that he would be interested in a new launch vehicle capable of launching payloads on short notice, Aerospace...

China undeterred by Columbia tragedy
Posted: Fri, Feb 14 6:32 AM ET (1132 GMT)
A leading Chinese space official said Thursday that the nation continues to plan its first manned spaceflight later this year despite the loss of the...

Weather delays final Ariane 4 launch again
Posted: Fri, Feb 14 6:21 AM ET (1121 GMT)
High winds have delayed for the third consecutive day the final launch of the Ariane 4 booster. The launch of Intelsat 907 on an Ariane...

Emails, sensor data focuses on left landing gear
Posted: Thu, Feb 13 2:11 PM ET (1911 GMT)
NASA released Wednesday a series of email messages exchanged among engineers while the shuttle Columbia was in orbit last month, including one that suggested that...

NASA adjusts independent panel after Congressional criticism
Posted: Thu, Feb 13 8:54 AM ET (1354 GMT)
NASA announced late Tuesday that it was making several changes to ensure the independence of the panel investigating the loss of the space shuttle Columbia...

Report: design defects caused CONTOUR breakup
Posted: Thu, Feb 13 8:38 AM ET (1338 GMT)
A design flaw in the placement of a rocket motor caused NASA's Comet Nucleus Tour (CONTOUR) spacecraft to break up in space last August,...