Gus Grissom

Virgil Ivan "Gus" Grissom was an American astronaut, and one of the original Mercury Seven selected by the National Aeronautics and Space Administration (NASA) for Project Mercury, a program to train and launch astronauts into outer space. Grissom went on to be a Project Gemini and Apollo program astronaut for NASA. As a member of the NASA Astronaut Corps, Grissom was the second American to fly in space in 1961. He was also the second American to fly in space twice, preceded only by Joe Walker with his sub-orbital X-15 flights.

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