Jack Swigert was part of how many astronaut groups during his time at NASA?
One
Three
Two
Four
Answer
Two astronaut groups: he was selected as a scientist-astronaut in 1966 and later as a pilot-astronaut in 1970. He was initially disqualified for astronaut training due to motion sickness but went on to make history as the command module pilot of the ill-fated Apollo 13 mission in 1970.
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