Alan Shepardとは 意味・読み方・使い方

Alan Bartlett Shepard, Jr. (November 18, 1923 – July 21, 1998) was an American naval aviator, test pilot, flag officer, and NASA astronaut who in 1961 became the second person, and the first American, in space. Ten years later, he commanded the Apollo 14 mission, and became the fifth person to walk on the Moon. He also served as chief of the Astronaut Office from November 1963 – July 1969 and from June 1971 – August 1, 1974. Shepard was promoted from captain to rear admiral on August 25, 1971. He retired from the US Navy and NASA in 1974.