Coolant system problem disrupts operations on ISS
Posted: Thu, Dec 12 6:57 AM ET (1157 GMT)
A problem with one of two coolant loops on the International Space Station forced the crew to shut down some systems on Wednesday, but does...

Scientists declare Comet ISON dead after flyby of Sun
Posted: Thu, Dec 12 6:48 AM ET (1148 GMT)
Planetary scientists said this week that they believe Comet ISON did not survive its close approach to the Sun on Thanksgiving Day, and was likely...

Mars One announces study contracts for robotic precursor mission
Posted: Wed, Dec 11 6:40 AM ET (1140 GMT)
A Dutch venture that seeks to send humans to Mars next decade on one-way missions announced contracts Tuesday with two major aerospace companies to...

Ancient Mars lake could have been hospitable to life
Posted: Tue, Dec 10 7:08 AM ET (1208 GMT)
A basin studied by NASA's Curiosity Mars rover likely hosted a lake early in the planet's history that could have supported life, scientists...

Chinese launch of remote sensing satellite fails
Posted: Tue, Dec 10 6:46 AM ET (1146 GMT)
A Long March rocket failed to put a Sino-Brazilian remote sensing satellite into orbit on Monday after an apparent failure of the rocket's...

EADS space and defense unit to lay off 5,800
Posted: Tue, Dec 10 6:30 AM ET (1130 GMT)
European aerospace company EADS announced Monday that it would lay off 5,800 employees from its defense and space unit. EADS said from its division,...

Proton launches first Inmarsat Global Xpress satellite
Posted: Mon, Dec 9 7:56 AM ET (1256 GMT)
A Proton rocket placed the first in a new generation of mobile communications satellites into orbit on Sunday. The Proton M rocket lifted off at...

Chang'e-3 enters lunar orbit
Posted: Sat, Dec 7 10:02 AM ET (1502 GMT)
A Chinese spacecraft entered lunar orbit on Friday in preparation for a landing on the lunar surface in about a week. Chang'e-3 fired...

Atlas launches NRO satellite
Posted: Fri, Dec 6 7:33 AM ET (1233 GMT)
An Atlas 5 rocket launched a classified payload for the National Reconnaissance Office (NRO) late Thursday night. The Atlas 5 501 lifted off from Vandenberg...

Scientists detect water in atmospheres of several exoplanets
Posted: Fri, Dec 6 7:16 AM ET (1216 GMT)
Astronomers announced this week they had detected evidence of water in the atmospheres of several "hot Jupiter" exoplanets. Two groups of astronomers used observations of...