NASA - Buzz Aldrin Apollo 11, July 21, 1969 - Buzz Aldrin's footprint on the lunar ground. Period chromogenic print on " A Kodak Paper" paper . Image: 19 x 19 cmSheet : 20.1 x 20.1 cmBuzz Aldrin's footprint shows the density of the lunar soil. The absence of wind on the surface of the Moon ensures a very slow disappearance of the footprints left by the various missions.