Apollo 11 as CMP, and Haise as LMP. Anders had flown with Lovell on Apollo 8. In early 1969, he accepted a job with the National Aeronautics and Space Council effective August 1969, and announced that he would retire as an astronaut at that time. Ken Mattingly was moved from the support crew into parallel training with Anders as backup CMP in case Apollo 11 was delayed past its intended July launch date, at which point Anders would be unavailable. Lovell, Haise, and Mattingly were later assigned as the prime crew of Apollo 13. During Projects Mercury and Gemini, each mission had
NASA space-flown Gemini and Apollo medallions also struck, in very small numbers, in 14k gold. These medallions were generally ordered by the mission crew as a personal memento of their flight and were often taken to the lunar surface in the Landing Module. For the duration of the Apollo program, Robbins medallions (3–7 gold and 80–450 silver per mission) were flown into space. Despite the NASA prohibition on commercializing the medallions, since 1995 there have been over 500 internet or live auction appearances of Apollo mission Robbins medallions. Two auction companies account for a majority of the sales: Heritage Auctions (over 200 since 2007) and RR