August 2, 2007Space agency says it's making great progress on the successor to the space shuttle, which could ultimately take astronauts back to the moon.
Images: Orion prepares for moon landingTAGS:spacecraft, moon, shuttle, craft, crew, material, progress, vehicle
May 5, 2006Entrepreneurs are invited to build spacecraft that can simulate landing on the moon, in a $2.5 million contest hosted by the agency and X Prize. TAGS:moon, spacecraft, contest, meter, winner, vehicle, agency, challenge
April 13, 2006In the 25 years, the space shuttle program has made 114 trips. Its successor has much loftier goals.
Photos: Putting the shuttle to the test
Video: See one of the world's most powerful supercom...TAGS:flight, shuttle, supercomputer, moon, tunnel, supercomputing, successor, vehicle, video