13th Space Shuttle Mission6th Flight of Challenger Crew:Robert L. Crippen, CommanderJon A. McBride, PilotDavid C. Leestma, Mission SpecialistSally K. Ride, Mission SpecialistKathryn D. Sullivan, Mission SpecialistPaul D. Scully-Power, Payload SpecialistMarc Garneau, Payload Specialist This was the first space flight to include two women. Astronaut Sullivan became the first woman to walk in space.