`` As long as there are history books , Neil Armstrong will be included in them , '' NASA says . The Apollo 11 crew was the first to walk on another planet and return safely from space. `` That 's one small step for ( a ) man , one giant leap for mankind , '' Armstrong famously said . The quote was originally recorded without the `` a , '' which was picked up by voice recognition software many years later . He largely avoided the public spotlight .
`` As long as there are history books , Neil Armstrong will be included in them , '' NASA says . The Apollo 11 crew was the first to walk on another planet and return safely from space. `` That 's one small step for ( a ) man , one giant leap for mankind , '' Armstrong famously said . He largely avoided the public spotlight .