After serving as a naval aviator from 1949 to 1952 in the Korean War , Armstrong joined the National Advisory Committee for Aeronautics ( NACA ) in 1955 .
He is the first person to set foot on the Moon .
After serving as a naval aviator from 1949 to 1952 in the Korean War , person joined the National Advisory Committee for Aeronautics ( NACA ) in 1955 .
He is the first person to set foot on the Moon .