Endeavour and crew deliver equipment to the International Space Station.
Explore virtual pavilions, clickable models and exhibits with your robot guide Automa.
Get a sneak peak at artwork celebrating NASA's half century of exploration.
Discover how space exploration impacts our lives.
Look at changes in global conditions over time.
Sally Ride became the first American woman in space on June 18, 1983.
See how astronauts' "personal spacecraft" have changed from Mercury to Shuttle and into the future.
NASA tests future technology for living and working on the surface of the moon.