Apollo was the NASA program that resulted in American astronauts' making a total of 11 spaceflights and walking on the moon.

The Apollo program, also known as Project Apollo, was the third United States human spaceflight program carried out by the National Aeronautics and Space Administration (NASA), which succeeded in landing the first men on the Moon from 1969 to 1972.

These astronauts all participated in the Apollo program.

Notes First to use computer on manned space flight Lunar orbit, closest approach