NASA Astronaut Group 3 experience was substituted. This applied to Aldrin, Anders, Cernan, Chaffee, Cunningham and Schweickart; all the others were test pilots. NASA Astronaut Group 3 Astronaut Group 3 was a group of fourteen astronauts selected by NASA. Their selection was announced in October 1963. Four died in training accidents before they could fly in space. All of the surviving ten flew in the Apollo program; five also flew Gemini missions. Aldrin, Bean, Cernan and Scott walked on the Moon. They are the only ones of the first 19 NASA astronaut groups to have no members at all fly on the Space Shuttle.
Buzz Aldrin confrontation, during which Sibrel followed Aldrin despite being told to leave him alone, and called him "thief, liar and coward", the 72-year-old Aldrin punched Sibrel in the jaw, which was caught on camera by Sibrel's film crew. Aldrin stated that he had acted to defend himself and his stepdaughter. Witnesses stated that Sibrel had aggressively poked Aldrin with a Bible. Additional mitigating factors were that Sibrel sustained no visible injury and did not seek medical attention, and that Aldrin had no criminal record; the police declined to press charges against Aldrin. In 2005, while being interviewed for a documentary titled