Ronald Evans (astronaut) 19 astronauts selected by NASA in April 1966. He served as a member of the astronaut support crews for the Apollo 7 and Apollo 11 flights, and as backup Command Module Pilot for Apollo 14. Evans' only space flight was as Command Module Pilot of Apollo 17, the last scheduled U.S. manned mission to the Moon. He was accompanied by Eugene Cernan and Harrison Schmitt. While Cernan and Schmitt landed and worked on the Moon in the Taurus–Littrow valley, Evans remained in lunar orbit on board the Command Module "America", completing assigned work tasks which required visual geological observations, hand-held
Nicaragua lunar sample displays States and all the countries of the world. The Nicaragua Apollo 17 lunar sample display commemorative style plaque, 10 by 14 inches in size, consists of one "moon rock" particle specimen cut from lunar basalt 70017 and a Nicaraguan flag. The basalt 70017 was collected by Apollo 17 astronaut Harrison Schmitt on the moon in 1972. Once brought to earth from the moon, lunar basalt 70017 was cut into small fragments of approximately 1 gram. The specimen was enveloped in a plastic ball and mounted on the wooden plaque along with the Nicaraguan flag which had been taken to the