Tag STS-51B mission

Astronaut William Thornton, who invented the space shuttle treadmill, is dead at 91

Astronaut William Thornton, who invented the space shuttle treadmill, is dead at 91

Former NASA astronaut William Thornton, who used his inventions to measure and combat the ill-effects of microgravity while onboard two space shuttle missions. NASA reported Thornton’s death on Thursday (January 14). “NASA is saddened to learn of the loss of former…

Read Full StoryAstronaut William Thornton, who invented the space shuttle treadmill, is dead at 91