Footprints on Another World . ... Credit Copyright: Apollo 11 , NASA Explanation: On July 20th, 1969 , humans first set foot on the Moon . Taken from a window of their Apollo 11 lunar module, the Eagle, this picture shows the footprints in the powdery lunar soil made by astronauts Neil Armstrong and Buzz Aldrin . ... The Apollo missions to the Moon have been described as the result of the greatest technological mobilization in history . ... NASA Web Site Statements, Warnings, and Disclaimers . ...