Air Force discloses space surveillance satellite program
Posted: Sat, Feb 22 9:38 AM ET (1438 GMT)
An Air Force general disclosed Friday the existence of a previously-classified program to develop satellites to keep watch on others in geosynchronous orbit. Speaking...

Delta 4 launches GPS satellite
Posted: Fri, Feb 21 7:26 AM ET (1226 GMT)
A Delta 4 rocket successfully launched a GPS navigation satellite on Thursday evening. The Delta 4 Medium-Plus (4,2) lifted off from Cape Canaveral...

Google Lunar X PRIZE selects finalists for milestone prizes
Posted: Thu, Feb 20 7:04 AM ET (1204 GMT)
A team of judges has selected five times as finalists to compete for a set of "milestone" prizes intended to give them momentum towards achieving...

ESA selects exoplanet observatory mission for development
Posted: Thu, Feb 20 6:54 AM ET (1154 GMT)
The European Space Agency announced Wednesday that it has chosen a proposal to build a spacecraft to search for extrasolar planets, with launch scheduled in...

Cygnus departs from ISS
Posted: Wed, Feb 19 7:25 AM ET (1225 GMT)
A Cygnus cargo spacecraft left the International Space Station early Tuesday, carrying away garbage to be destroyed upon reentry. The station's Canadarm2 robotic arm...

Proton launches Turksat-4A
Posted: Sat, Feb 15 9:58 AM ET (1458 GMT)
A Proton rocket successfully launched a Turkish communications satellite on Saturday. The Proton M lifted off from the Baikonur Cosmodrome at 4:09 pm EST...

NASA: "jelly doughnut" Mars rock is just a rock
Posted: Sat, Feb 15 9:38 AM ET (1438 GMT)
An unusual rock spotted by NASA's Opportunity rover last month dubbed the "jelly doughnut" is simply a rock kicked up by the rover's...

Spaceport hearings draw mixed reactions
Posted: Fri, Feb 14 7:47 AM ET (1247 GMT)
Two public hearings this week on plans for an environmental impact study of a proposed commercial spaceport in Florida drew mixed, and in one case...

China: Yutu rover "alive" but suffering problems
Posted: Thu, Feb 13 9:43 AM ET (1443 GMT)
Chinese officials said early Thursday that the the Yutu lunar rover, which many Western outlets had reported to be lost on Wednesday, was functioning but...

Curiosity crosses dune, breaks 5-km mark
Posted: Thu, Feb 13 9:25 AM ET (1425 GMT)
NASA's Curiosity Mars rover recently crossed a sand dune in its path towards Mt. Sharp and broke the five-kilometer mark in its traverses...