STATE of the UNION Buzz Aldrin is one of the most famous astronauts in history. He and Neil Armstrong were the first men to set foot on the moon as part of the Apollo 11 mission. Fifty years ago, Buzz planted the American Flag on the face of the moon. He has written 9 books, is a recipient of the Presidential Medal of Freedom and the Congressional Gold Medal, and is a tireless advocate for space exploration and discovery.