For Discovery, a farewell spinSpace shuttle Discovery's next mission will be to awe and inspire those who visit it at the Smithsonian Institution. NASA's workhorse shuttle was retired after completing its trip last week to the International Space Station -- that’s 39 missions covering 5,750 orbits, 150 million miles, and almost a year in space since it first lifted off in 1984. It's name was inspired by the exploring ships of
