07 September 2011, 06:09 PM ET
NASA's twin Grail lunar probes are slated to launch Sept. 8 on a mission to map the moon's gravity.
07 September 2011, 07:00 AM ET
Grail will map the moon's gravity field up to 1,000 times better than previous missions, researchers say.
06 September 2011, 03:15 PM ET
Clouds and thunderstorms may scrub the launch, but the forecast should improve over the weekend.
05 September 2011, 08:00 AM ET
The GRAIL mission will send two spacecraft to study the moon's structure.
01 September 2011, 07:00 AM ET
The GRAIL moon-studying mission blasts off on Sept. 8.
26 August 2011, 09:30 AM ET
The Gravity Recovery and Interior Laboratory (GRAIL) will use twin spacecrafts flying in tandem to study the gravity of the moon in unprecedented detail. Set to launch on September 8, 2011.
25 August 2011, 02:06 PM ET
The launch of NASA's GRAIL moon-studying spacecraft should go off as planned Sept. 8.
13 June 2008, 03:30 AM ET
NASA spacesuits get new maker and look for lunar missions.
21 February 2008, 02:01 PM ET
Google and the X PRIZE Foundation unveil a new partnership, new teams and more prize money.
11 December 2007, 12:51 PM ET
NASA selects new moon mission to peek at lunar interior.
04 December 2007, 07:00 AM ET
Remastered moon photos 40 provide invaluable moon mission information.
21 November 2005, 11:55 AM ET
21st century Moon operation -- private-sector style -- has been blueprinted by SpaceDev.
13 April 2000, 06:27 AM ET
All you had to do was hear Jim Lovell's voice and you knew it was something bad. Apollo 13 was in trouble.