ROGER RESSMEYER / CORBIS
  The Columbia lands after its first mission in
  1981


Jan. 5, 1972
President Richard Nixon orders the development of a reusable space shuttle that can take off like a rocket, orbit the Earth and land like an airplane. As approved, the program calls for a vehicle that is smaller and less expensive than initially envisioned

April 12, 1981
The first shuttle, Columbia, is launched into space. The flight lasts slightly more than two days; its purpose is primarily to test the spacecraft's systems

June 18, 1983
Sally Ride, traveling on Challenger, becomes the first American woman in space. The crew deploys two communications satellites
  From the February 10, 2003 issue of TIME Magazine. Posted Sunday, February 2, 2003