Opportunity reaches mission milestone
Posted: Mon, Apr 26 8:48 PM ET (0048 GMT)
Opportunity, one of NASA's twin Mars Exploration Rovers, has completed its primary mission by operating on the surface of the Red Planet for 90...

Zenit launch delayed
Posted: Sun, Apr 25 11:15 AM ET (1515 GMT)
The launch of a Russian military satellite has been delayed 24 hours because of a problem with its Zenit launch vehicle. A Zenit 2 booster...

Orbital reports first-quarter profit
Posted: Sat, Apr 24 11:54 AM ET (1554 GMT)
Orbital Sciences Corporation reported increased revenues and profits in its fiscal first quarter this week, thanks primarily to its satellite division and a one-time...

XCOR wins launch license
Updated: Sat, Apr 24 11:42 AM ET (1542 GMT)
Originally Posted: Fri, Apr 23 2:35 PM ET (1835 GMT)
Suborbital RLV developer XCOR Aerospace has received a launch license from the FAA, making it the second company in as many months to win such...

ISS gyro fails, repair spacewalk planned
Posted: Fri, Apr 23 11:57 AM ET (1557 GMT)
A second gyroscope on the International Space Station has failed, NASA officials said Thursday, and plans are being developed to repair it during a spacewalk....

Congress skeptical about NASA budget prospects
Posted: Thu, Apr 22 5:09 AM ET (0909 GMT)
Members of Congress said Wednesday that they felt it was unlikely NASA would get the full 5.6-percent budget increase President Bush included in...

Jupiter's spots predicted to disappear
Posted: Thu, Apr 22 4:58 AM ET (0858 GMT)
Most of the large storms in Jupiter's atmosphere that appear in images of the giant planet as spots will disappear over the next several...

Soyuz docks with ISS
Posted: Wed, Apr 21 8:38 AM ET (1238 GMT)
A Soyuz spacecraft docked with the International Space Station early Wednesday, two days after its launch. The Soyuz TMA-4 spacecraft docked at the nadir...

Lockheed wins JSAT satellite order
Posted: Wed, Apr 21 8:29 AM ET (1229 GMT)
Lockheed Martin announced Tuesday that it has won a contract to build a Japanese communications satellite. Lockheed Martin Commercial Space Systems will build the JCSAT-...

Gravity Probe B launched
Posted: Tue, Apr 20 8:16 PM ET (0016 GMT)
A Delta 2 successfully launched NASA's Gravity Probe B mission on Tuesday after years of delays. The Delta 2 7920 lifted off from Space...