25-07-2006, 04:47 AM
Jangar Wrote:Who was the only U.S. asttronaut to fly on Mercury, Gemini, and Apollo space missions?
That would be Wally Schirra. I have his autobiography.
Funnily enough, Gus Grissom would have beaten him to the distinction, but he died in the Apollo 1 fire before he could fly on Apollo.