The Shuttle system consisted of three primary components that worked together for launch:
40 Years Ago: Space Shuttle Enterprise rolls to the Pad - NASA The Space Shuttle
: Built as a replacement for Challenger, it completed 25 missions, including the first service mission for Hubble. The Shuttle system consisted of three primary components
: Known for carrying the first American woman and African American into space; destroyed 73 seconds after liftoff in 1986. it completed 25 missions