Buzz Aldrin shot down two MiG-15 aircraft. After earning a Sc.D. degree in astronautics from the Massachusetts Institute of Technology, Aldrin was selected as a member of NASA's Astronaut Group 3, making him the first astronaut with a doctoral degree. His doctoral thesis was "Line-of-Sight Guidance Techniques for Manned Orbital Rendezvous", earning him the nickname "Dr. Rendezvous" from fellow astronauts. His first space flight was Gemini 12 during which he spent over five hours on extravehicular activity (EVA) outside the spacecraft. Aldrin set foot on the Moon at 03:15:16 on July 21, 1969 (UTC), nine minutes after Armstrong first touched the surface,
Buzz Aldrin first to McMurdo Station and from there to Christchurch, New Zealand. At 86 years of age, Aldrin's visit made him the oldest person to ever reach the South Pole. He had previously traveled to the North Pole in 1998. After leaving NASA, Aldrin continued to advocate for space exploration. In 1985 he joined the University of North Dakota (UND)'s College of Aerospace Sciences (now the John D. Odegard School of Aerospace Sciences) at the invitation of John D. Odegard, the dean of the college at time. Aldrin helped to develop UND's Space Studies program and brought Dr. David Webb from