John Glenn: Star Trek II.
Butler
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D000222:Adaptation, Physiological; D000337:Aerospace Medicine / Q000266:history*; D000368:Aged; D000375:Aging; D018480:Astronauts / Q000266:history*; D005197:Famous Persons; D049673:History, 20th Century; D006801:Humans; D012106:Research / Q000266:history; D014481:United States; D018557:United States National Aeronautics and Space Administration / Q000266:history*