发行时间：2022.01.22
总页数：185
编辑：
综保科技
摘要：
national aeronautics and space administration
updated june 2022
nasa astronaut fact book
exploration is really the essence of the human spirit. frank borman
preface (nasa) selected the first group of astronauts in 1959. from 500 candidates having the required jet aircraft flight experience and engineering training, as well as height below 5 feet 11 inches, seven military men became the nation's first astronauts. the second and third groups chosen included civilians with extensive flying experie...
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