HOUSTON (AP) -- With the space shuttle now history, NASA's next great mission is so audacious, the agency's best minds are wrestling with how to pull it off: Send astronauts to an asteroid in less than 15 years....
By SETH BORENSTEIN, Associated Press
Sat, 07/23/2011 - 7:13am
HOUSTON (AP) -- With the space shuttle now history, NASA's next great mission is so audacious, the agency's best minds are wrestling with how to pull it off: Send astronauts to an asteroid in less than 15 years....