Ariane 5 investigation delays Rosetta launch
Posted: Mon, Dec 30 3:00 PM ET (2000 GMT)
Arianespace announced Monday that it has delayed the launch of ESA's Rosetta comet mission for at least a few days while an investigation into...

Proton M launches Nimiq 2
Updated: Mon, Dec 30 8:40 AM ET (1340 GMT)
Originally Posted: Sun, Dec 29 7:55 PM ET (0055 GMT)
A Proton M booster, making its first commercial flight, launched a Canadian communications satellite Sunday evening. The Proton M lifted off from the Baikonur Cosmodrome...

China launches Shenzhou 4
Posted: Sun, Dec 29 2:09 PM ET (1909 GMT)
A Long March booster has launched Shenzhou 4, a prototype of China's manned spacecraft, Chinese media reported Sunday. The Long March 2F booster carrying...

O'Keefe: ISS will remain occupied
Posted: Sat, Dec 28 7:39 PM ET (0039 GMT)
NASA administrator Sean O'Keefe said in an interview Friday that there are no plans to temporarily remove crews from the International Space Station (ISS)...

Astronomers observe "dark" gamma-ray burst
Posted: Sat, Dec 28 7:31 PM ET (0031 GMT)
Thanks to a fast-acting network of spacecraft and telescopes, astronomers were able to observe for the first time a class of "dark" gamma-ray...

European nations fail to reach agreement on Galileo
Posted: Thu, Dec 26 6:19 PM ET (2319 GMT)
Disagreements by Germany and Spain have prevented the European Space Agency (ESA) from reaching a final agreement regarding its participation in the Galileo satellite navigation...

Proton launches three navigation satellites
Posted: Wed, Dec 25 9:54 AM ET (1454 GMT)
A Russian Proton booster successfully launched three navigation satellites early Wednesday. The Proton-K booster lifted off from the Baikonur Cosmodrome in Kazakhstan at 2:...

Russia launches military satellite
Posted: Tue, Dec 24 2:57 PM ET (1957 GMT)
A Russian Molniya booster successfully launched a military spacecraft on Tuesday, the Russian media reported. The Molniya-M booster lifted off from the Plesetsk Cosmodrome...

XM wins $450 million financing package
Posted: Tue, Dec 24 12:17 PM ET (1717 GMT)
XM Satellite Radio announced Monday that it has secured a $450 million financing package that will allow the company to continue operations until it reaches...

Intelsat, Liberty Media to invest in WildBlue
Posted: Tue, Dec 24 12:05 PM ET (1705 GMT)
WildBlue Communications, a satellite broadband company that had been in stasis for months, announced Monday that several companies will invest $156 million to restart the...