Buzz Aldrin, an astronaut, was one of the first two humans to walk on the moon in the famous Apollo 11 moonwalk in 1969.
An undated photo of Buzz Aldrin as a child in Miami Beach, Florida, where his parents spent a winter vacation.
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Buzz Aldrin's cadet photo from West Point. Aldrin was third in his graduating class of 1951.
U.S. Military Academy photo
Col. Buzz Aldrin is pictured in his Air Force uniform in this undated photo. Aldrin was commissioned as a second lieutenant in the United States Air Force and served as a jet fighter pilot during the Korean War.
U.S. Air Force
American astronauts, Buzz Aldrin (left, in blue), Charles Bassett, (top, in blue), and Theodore Freeman (bottom, in orange)experience weightlessness in a reduced gravity aircraft as part of their NASA mission training, 1964.
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Buzz Aldrin poses for a portrait with his first wife Joan Archer and children, James, Andrew and Janice in 1967.
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Astronaut Edwin E. “Buzz” Aldrin Jr., lunar module pilot, walking on the surface of the moon during the Apollo 11 extra-vehicular activity on July 20, 1969.
This photo released by NASA shows astronaut Edwin E. "Buzz" Aldrin, Jr. saluting the U.S. flag on the surface of the moon during the Apollo 11 lunar mission, July 20, 1969.
Astronauts Neil Armstrong, Edwin "Buzz" Aldrin and Michael Collins, seen in in a Mobile Quarantine Facility, are welcomed aboard the USS Hornet by President Richard Nixon.
Astronaut Edwin E. Aldrin, Jr, lunar module pilot, is seen in this interior view of the Apollo 11 Lunar Module Eagle during the lunar landing mission.
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Buzz Aldrin and his third wife, Lois Driggs, attend the fifth anniversary party for USA Today, Sept. 10, 1987, at Culver Studios in Culver City, California.
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Senate Minority Leader Mitch McConnell (R-KY) (L) and Sen. Kay Bailey Hutchison (R-TX) (R) pose for photographs after awarding Apollo 11 Astronaut Buzz Aldrin the Congressional Gold Medal at the Capitol in Washington, Nov. 16, 2011.
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Buzz Aldrin attends AOL Build to discuss his new book "No Dream Is Too High" at AOL, April 4, 2016, in New York.
Buzz Aldrin posted this photo to his Instagram account, Dec. 29, 2016, from his trip to Antarctica.