Atlas launches NRO satellite
Posted: Sat, Dec 13 11:01 AM ET (1601 GMT)
An Atlas 5 rocket successfully launched a classified satellite for the National Reconnaissance Office (NRO) Friday evening. The Atlas 5 541 lifted off from Vandenberg...

Rosetta data raises questions about source of Earth's water
Posted: Sat, Dec 13 10:47 AM ET (1547 GMT)
Data obtained by ESA's Rosetta comet mission have raised doubts that comets like the one being studied by the spacecraft are the source of...

Weather delays Atlas launch
Posted: Fri, Dec 12 1:30 PM ET (1830 GMT)
Poor weather delayed a Thursday evening launch of a classified satellite on an Atlas 5 rocket from California. The Atlas 5 541 was scheduled to...

China launches reconnaissance satellites
Posted: Thu, Dec 11 9:34 AM ET (1434 GMT)
China launched Thursday a remote sensing satellite what Western observers believe to be a trio of naval reconnaissance satellites. The Long March 4C rocket lifted...

Orbital selects Atlas 5 for Cygnus cargo launch
Posted: Thu, Dec 11 9:26 AM ET (1426 GMT)
Orbital Sciences Corp. said this week it will use a United Launch Alliance Atlas 5 rocket to launch a Cygnus cargo spacecraft to the International...

Curiosity data shows Gale Crater once a lake
Posted: Wed, Dec 10 9:31 AM ET (1431 GMT)
Data collected by NASA's Curiosity Mars rover has led scientists to conclude that the crater the rover is exploring was once a lake whose...

New Horizons awakens for final stretch to Pluto
Posted: Tue, Dec 9 8:54 AM ET (1354 GMT)
NASA's New Horizons spacecraft awakened from an electronic hibernation late Saturday for the final time prior to its July encounter to Pluto. Spacecraft controllers...

China launches remote sensing satellite
Posted: Tue, Dec 9 8:39 AM ET (1339 GMT)
A Long March rocket launched a Chinese-Brazilian remote sensing satellite on Sunday. The Long March 4B rocket lifted off from the Taiyuan Satellite Launch...

Ariane launches two communications satellites
Posted: Sun, Dec 7 11:26 AM ET (1626 GMT)
After two days of weather-related delays, an Ariane 5 successfully launched two communications satellites on Saturday. The Ariane 5 ECA lifted off at 3:...

Orion completes successful test flight
Posted: Fri, Dec 5 4:52 PM ET (2152 GMT)
NASA's Orion spacecraft flew a nearly flawless four-and-a-half-hour test flight Friday, making two orbits of the Earth before splashing down...