Mars, Europa top planetary science mission report
Posted: Tue, Mar 8 7:08 AM ET (1208 GMT)
A report released Monday identified a Mars rover and Europa orbiter as the highest priority large planetary science missions for the next decade for NASA,...

Discovery undocks from ISS
Posted: Mon, Mar 7 11:13 PM ET (0413 GMT)
The space shuttle Discovery undocked from the International Space Station for the final time on Monday morning as it prepares to return to Earth on...

Atlas 5 launches X-37B
Posted: Sun, Mar 6 8:42 AM ET (1342 GMT)
An Atlas 5 successfully launched a secretive military spaceplane on Saturday after a one-day delay. The Atlas 5 501 lifted off from Cape Canaveral,...

Weather delays X-37B launch
Posted: Sat, Mar 5 9:54 AM ET (1454 GMT)
Poor weather postponed Friday's scheduled launch of a military spaceplane on an Atlas 5 from Florida. The Atlas 5 501 was scheduled to launch...

Glory launch fails
Posted: Fri, Mar 4 7:28 AM ET (1228 GMT)
A NASA climate satellite failed to each orbit early Friday in a launch failure eerily similar to one just over two years ago. A Taurus...

STS-133 extended another day
Posted: Fri, Mar 4 7:17 AM ET (1217 GMT)
NASA has tacked on an additional day to the final mission of the space shuttle Discovery, giving crews more time to work on the International...

Second STS-133 spacewalk completed
Posted: Thu, Mar 3 7:53 AM ET (1253 GMT)
Two astronauts spent over six hours outside the International Space Station on Wednesday on the second and final spacewalk of the STS-133 mission. Steve...

Computer model explains low solar activity
Posted: Thu, Mar 3 7:40 AM ET (1240 GMT)
Scientists said a new computer model can explain why the Sun had a low level of activity in recent years. In a paper published in...

Leonardo installed on ISS
Posted: Wed, Mar 2 7:55 AM ET (1255 GMT)
A module that has previously been used to ferry cargo to and from the ISS has now been permanently installed on the station. STS-133...

Glory launch rescheduled
Posted: Wed, Mar 2 7:41 AM ET (1241 GMT)
NASA announced Tuesday that the launch of its Glory climate satellite has been rescheduled for this Friday. Glory is now planned for launch on a...