First Landing on the Moon / 20th CenturyAstronaut Edwin E. Aldrin Jr.; lunar module pilot; egresses the Lunar Module "Eagle" and begins to descend the steps of the Lunar Module ladder as he prepares to walk on the moon. Thess photographs were taken by astronaut Neil A. Armstrong; commander; with a 70mm lunar surface camera during the Apollo 11 extravehicular activity. While astronauts Armstrong and Aldrin descended in the Lunar Module "Eagle" to explore the moon; astronaut Michael Collins; command module pilot; remained with the Command and Service Modules "Columbia" in lunar orbit. Photos; 20 July 1969.