Buzz Aldrin BUZZ ALDRIN, best known for his Apollo 11 moonwalk, holds a doctorate degree in astronautics and, at the age of 86, continues to wield influence as an international advocate of space science and planetary exploration. He has written three nonfiction ooks, two science fact/fiction novels, and two children's books. Co-author LEONARD DAVID is a veteran space journalist and winner of the 2010 National Space Club Press Award. Read More Read Less