MESSENGER provides new insights about Mercury
Posted: Thu, Jan 31 2:02 PM ET (1902 GMT)
An initial analysis of images and other data returned by NASA's MESSENGER spacecraft have already reshaped scientists' views about the planet Mercury, project scientists...

NASA clears shuttle launch pending hose fix
Posted: Thu, Jan 31 7:16 AM ET (1216 GMT)
NASA shuttle managers gave the go-ahead to launch the space shuttle Atlantis on February 7 pending the resolution of a problem discovered this week...

Spacewalkers replace space station motor
Posted: Thu, Jan 31 7:05 AM ET (1205 GMT)
Two astronauts replaced a key motor on the International Space Station's solar power system during a seven-hour spacewalk Wednesday. Expedition 16 Commander Peggy...

ULA restructures Delta 2 program
Posted: Wed, Jan 30 7:21 AM ET (1221 GMT)
Facing the loss of one of its biggest customers, the United Launch Alliance (ULA) announced Tuesday that it was restructuring its Delta 2 launch vehicle...

Asteroid passes near Earth
Posted: Tue, Jan 29 6:08 AM ET (1108 GMT)
A small asteroid flew relatively near the Earth early Tuesday, providing scientists with an opportunity to study the object in detail. The asteroid 2007 TU24...

Russia launches domestic comsat
Posted: Mon, Jan 28 2:02 PM ET (1902 GMT)
A Proton rocket successfully launched a Russian communications satellite early Monday. The Proton-M lifted off from the Baikonur Cosmodrome in Kazakhstan at 7:18...

US spysat fails, will deorbit
Posted: Sun, Jan 27 10:35 AM ET (1535 GMT)
A US reconnaissance satellite has failed in orbit and will reenter in about a month, government officials confirmed Saturday. The unidentified spacecraft has lost all...

Comet dust composition similar to asteroids
Posted: Fri, Jan 25 8:25 AM ET (1325 GMT)
Much to their surprise, planetary scientists have found that comet dust collected by a NASA spacecraft closely resembles materials found in asteroids. In a paper...

Lockheed Martin space systems profit grows
Posted: Fri, Jan 25 7:58 AM ET (1258 GMT)
Lockheed Martin reported improved sales and profits for its Space Systems operating in 2007 on Thursday. the company reported an operating profit of $236 million...

NASA survey refutes claims of intoxicated astronauts
Posted: Thu, Jan 24 8:06 AM ET (1306 GMT)
A survey of NASA's astronaut corps released on Wednesday found no evidence that astronauts were intoxicated immediately before any mission. The survey, which included...