John Young, a pioneering astronaut who was the only person to participate in 3 NASA manned space programs, is dead at the age of 87. Young walked on the Moon in 1972 on Apollo 16. He is the only astronaut to visit the Moon twice - the landing in 1972 and also on Apollo 10, which orbited the Moon in 1969 and was a dress rehearsal for the Apollo 11 Moon landing.  Young also flew 2 missions for the Gemini, two-man capsule program, and also flew 2 shuttle missions. Reuters: Young’s first time in space came in 1965 with the Gemini 3 mission that took him and astronaut Gus Grissom into Earth orbit in the first two-person U.S. space jaunt. It was on this mission that Young pulled his sandwich stunt, which did not make NASA brass happy but certainly pleased Grissom, the recipient of the snack. Astronaut Wally Schirra, who was not flying on the mission, bought the corned beef sandwich on rye bread from a delicatessen in Cocoa Beach, Florida, and asked Young to...(Read Full Post)