Next Falcon 9 passes dress rehearsal
Posted: Fri, Mar 2 9:52 AM ET (1452 GMT)
A SpaceX rocket scheduled to launch a cargo demonstration mission to the ISS this spring successfully completed a dress rehearsal of its launch on Thursday....

Canada extends support for ISS
Posted: Thu, Mar 1 7:54 AM ET (1254 GMT)
The Canadian government announced Wednesday it has formally agreed to continue its participation in the International Space Station beyond 2015, making it the last of...

LightSquared CEO steps down
Posted: Wed, Feb 29 7:45 AM ET (1245 GMT)
The CEO of a controversial communications company that sought to develop a hybrid satellite-terrestrial network resigned on Tuesday. Sanjiv Ahuja resigned as CEO of...

NASA establishes Mars planning group
Posted: Tue, Feb 28 7:49 AM ET (1249 GMT)
NASA announced Monday it was creating a new planning group to study potential future robotic Mars missions in the wake of the administration's decision...

Atlas launches military communications satellite
Posted: Sat, Feb 25 9:19 AM ET (1419 GMT)
After two weather-related delays last week, an Atlas 5 rocket successfully launched the first in a new generation of military communications satellites on Friday....

China launches navigation satellite
Posted: Sat, Feb 25 9:05 AM ET (1405 GMT)
A Long March rocket put the latest in a series of Chinese navigation satellites into orbit Friday. The Long March 3C rocket lifted off from...

Orbital revises Antares launch schedule
Posted: Thu, Feb 23 6:24 AM ET (1124 GMT)
Executives of Orbital Sciences Corporation confirmed this week delays in the first launches of its Antares rocket and Cygnus cargo spacecraft, pushing back the inaugural...

Astronomers find watery exoplanet
Posted: Wed, Feb 22 6:44 AM ET (1144 GMT)
Astronomers aalyzing Hubble observations have concluded one known extrasolar planet has a thick atmosphere of water vapor and likely far more water than the Earth....

NASA shifts senior leadership positions
Posted: Wed, Feb 22 6:31 AM ET (1131 GMT)
NASA announced Tuesday that its third-in-command will take over one of the agency's field centers, while another center head moves to headquarters....

NASA spacecraft spots recent geological activity on the Moon
Posted: Tue, Feb 21 6:02 AM ET (1102 GMT)
Scientists analyzing images from a NASA spacecraft have identified features that formed relatively recently in the Moon's history. In a paper appearing in the...