Its mission at the International Space Station accomplished, including repairs and delivering the treadmill named after comedian Stephen Colbert, the space shuttle Discovery undocks from the ISS and heads off for a planned Sept. 10 landing at Kennedy Space Center.
– The space shuttle Discovery undocked from the International Space Station
Sept. 8, conducted a fly-around of the space station and then hit the thrusters
to head back to Earth. NASA anticipates a Sept. 10 landing at Kennedy
Space Center,
in Florida.

Pilot Kevin Ford undocked Discovery from th…