Claim: Buzz Aldrin was an astronaut.

Buzz Aldrin -LRB- born Edwin Eugene Aldrin Jr. , January 20 , 1930 -RRB- is an American engineer and former astronaut . As the Lunar Module Pilot on Apollo 11 , he was one of the first two humans to land on the Moon , and the second person to walk on it . He set foot on the Moon at 03:15:16 on July 21 , 1969 -LRB- UTC -RRB- , following mission commander Neil Armstrong . He is a former U.S. Air Force officer with the Command Pilot rating . He also went into orbit on the Gemini 12 mission , finally achieving the goals for EVA -LRB- space-walk work -RRB- that paved the way to the Moon and success for the Gemini program ; he spent over five hours on EVA on that mission .