Astronomers discover 12 new moons of Jupiter
Posted: Sun, Mar 9 3:41 PM ET (2041 GMT)
University of Hawaii astronomers announced last week that they had discovered 12 additional moons orbiting Jupiter, bringing the giant planet's total over 50. Hawaii...

Technical glitches delay Delta 4 launch
Posted: Sat, Mar 8 11:51 PM ET (0451 GMT)
A series of minor technical problems forced controllers to scrub Saturday night's scheduled launch of a Delta 4 booster, rescheduling the launch for Sunday....

NASA already planning shuttle changes, return to flight
Posted: Sat, Mar 8 4:35 PM ET (2135 GMT)
NASA is currently investigating a number of safety improvements to the shuttle program as it eyes a return to flight no later than mid-2004,...

Scientists find new comet for Rosetta
Posted: Sat, Mar 8 1:02 PM ET (1802 GMT)
Scientists have found a new comet to send ESA's Rosetta spacecraft to, primarily because no other qualified comets are available, British media reported Friday....

Mars has liquid core
Posted: Fri, Mar 7 10:38 AM ET (1538 GMT)
Planetary scientists reported Thursday that they believe the planet Mars has a molten core like the Earth and Venus, a discovery that could mean the...

Columbia investigators hold first public hearing
Posted: Fri, Mar 7 10:25 AM ET (1525 GMT)
The Columbia Accident Investigation Board (CAIB) held its first public hearing Thursday, taking testimony from both current and former NASA officials. During the hearing, held...

Sirius wins approval for refinancing plan
Posted: Thu, Mar 6 10:44 AM ET (1544 GMT)
Satellite radio company Sirius announced Wednesday that over 90 percent of its debtholders have approved a plan to convert their debt into stock, a key...

Columbia investigation board adds three experts
Posted: Thu, Mar 6 10:34 AM ET (1534 GMT)
NASA announced late Wednesday that it has approved a request from the Columbia Accident Investigation Board (CAIB) to add three people, including a former astronaut...

Boeing and Hughes reach settlement over export violations
Posted: Wed, Mar 5 8:20 PM ET (0120 GMT)
The Boeing Company and Hughes Electronics have reached a deal with the US State Department regarding claims that the two companies illegally transferred sensitive technologies...

Shuttle debris shows evidence of extreme heating on left wing
Posted: Wed, Mar 5 8:07 PM ET (0107 GMT)
Analysis of shuttle debris shows that the interior of Columbia's left wing was subjected to extremely high temperatures during reentry, the latest evidence that...