Curiosity provides evidence of loss of early Martian atmosphere
Posted: Tue, Jul 23 6:53 AM ET (1053 GMT)
Data collected by NASA's Mars rover Curiosity have provided scientists with new evidence that Mars once had a thicker atmosphere that it lost relatively...

China launches three research satellites
Posted: Sun, Jul 21 9:29 AM ET (1329 GMT)
A Chinese Long March rocket launched three experimental satellites on Saturday. The Long March 4C rocket lifted off from the Taiyuan Satellite Launch Center at...

Atlas launches military communications satellite
Posted: Sat, Jul 20 7:30 AM ET (1130 GMT)
An Atlas 5 rocket successfully launched a mobile communications satellite for the Navy on Friday morning. The Atlas 5 551 lifted off from Cape Canaveral,...

Proton failure blamed on improperly installed sensors
Posted: Fri, Jul 19 7:35 AM ET (1135 GMT)
Russian space agency officials said Thursday the crash of a Proton rocket earlier this month can be traced back to sensors that were installed in...

House committee approves $16.6-billion NASA budget
Posted: Thu, Jul 18 7:49 AM ET (1149 GMT)
The House Appropriations Committee approved a spending bill Wednesday that would give NASA $16.6 billion in the next fiscal year. The Commerce, Justice, and...

Water leak in spacesuit cuts short spacewalk
Posted: Wed, Jul 17 6:45 AM ET (1045 GMT)
A dangerous buildup of water in an Italian astronaut's spacesuit forced NASA to end a spacewalk outside the International Space Station just over an...

Astronomer discovers Neptunian moon in Hubble data
Posted: Tue, Jul 16 7:13 AM ET (1113 GMT)
A planetary astronomer has found a previously-unknown moon orbiting Neptune in archival images of the distant planet taken by the Hubble Space Telescope. Mark...

China launches experimental satellite
Posted: Tue, Jul 16 6:57 AM ET (1057 GMT)
A Long March rocket placed a small experimental satellite into orbit on Monday. A Long March 2C rocket lifted off from the Jiuquan Satellite Launch...

Satellite reveals solar system's tail
Posted: Sat, Jul 13 10:57 AM ET (1457 GMT)
A NASA satellite has revealed the tail of solar wind from the Sun for the first time, showing that it has a structure like a...

Astronomers determine color of exoplanet
Posted: Fri, Jul 12 8:24 AM ET (1224 GMT)
Astronomers for the first time have measured the color of an extrasolar planet, finding that it is a primarily blue world but for reasons very...