1984: During STS-41-G (formerly STS-17)—the 13th flight of NASA’s Space Shuttle program and the sixth flight of Space Shuttle Challenger the sixth Challenger Space Shuttle mission–astronauts recorded several firsts before returning to earth on 13 October: first seven-member crew; first walk in space by an American woman (Kathryn D. Sullivan, Mission Specialist; above); first flight by a Canadian Astronaut (Marc Garneau, Payload Specialist); and first time orbit took shuttle over Chicago during its landing reentry. Other crewmembers included Robert L. Crippen, Commander; Jon A. McBride, Pilot; Sally K. Ride, Mission Specialist; above; David C. Leestma, Mission Specialist; and Paul D. Scully-Power, Payload Specialist. It was also the first flight to include two women. (NASA Image)