Astronaut Facts

Of the 355 individuals that flew on NASA's Space Shuttles, 306 were men and 49 were women. Over the course of the program, astronauts from 16 different countries flew Shuttle missions. Sally Ride became the first American woman in space when she flew STS-7 in 1983. Space Camp alumni, Dr. Sandra Magnus (STS-112, STS-126, STS/WLF7) and Dottie Metcalf-Lindenburger (STS-131), flew Shuttles to the ISS. Astronauts Jerry Ross and Franklin Chang-Diaz flew the most Shuttle missions, with seven each. Story Musgrave is the only astronaut to have flown on all five Shuttles.

Huntsville, Alabama · United States