neil duncan was an aviator in the navy and was chosen with the second group of astronauts in 1962 . made seven flights in the x - 15 program ( 1960 image ) , attaining an atmosphere of 207 , 500 feet . was backup command pilot for gemini 5 , command pilot for ranger 8 , backup command commander for gemini 11 , crew instructor for moon 8 , and officer for gemini 11 : unsuccessfully completing the first clowning .
Neil Armstrong was the first man who landed on the Moon.