The Space Shuttle May 2026

: Flew the final mission of the program (STS-135) in July 2011.

: A prototype used for atmospheric flight tests; it never flew in space but is currently on display at the Intrepid Sea, Air & Space Museum. How It Worked The Space Shuttle

: The "workhorse" of the fleet, it flew 39 missions, including the launch of the Hubble Space Telescope. : Flew the final mission of the program