Buzz Aldrin
Born
Buzz Aldrin on the Moon, Apollo 11, July 20, 1969
Neil Armstrong took this on the first moonwalk, and the real prize sits in Aldrin's gold visor: a tiny reflection of Armstrong, the lunar module Eagle and Aldrin's own shadow. So the defining photo of the first Moon landing shows the second man out, with the first man hidden in its reflection.
More about Buzz Aldrin