Astronomy Picture of the Day . Standing on the Moon . ... Credit Copyright: Neil Armstrong, Apollo 11, KSC , NASA Explanation: Humans once walked on the Moon. Pictured above is the second person to stand on the lunar surface: Edwin "Buzz" Aldrin. During this Apollo 11 mission, Neil Armstrong (the first person to walk on the moon) and Buzz Aldrin landed on the Moon while Michael Collins circled in the Command Module above. ... Publications with keywords: Moon - Apollo 11 - apollo program . ...