Ronnie Walter Cunningham (born March 16, 1932), (Col, USMCR, Ret.), better known as Walter Cunningham, is a retired American astronaut. In 1968, he was a Lunar Module Pilot on the Apollo 7 mission. He was NASA's third civilian astronaut (after Neil Armstrong and Elliot See), and has also been a fighter pilot, physicist, entrepreneur, venture capitalist, and author of The All-American Boys.In October 1963, Cunningham was one of the third group of astronauts selected by NASA. On October 11, 1968, he occupied the Lunar Module Pilot seat for the eleven-day flight of Apollo 7, the first launch of a manned Apollo mission. The flight carried no Lunar Module and Cunningham was responsible for all spacecraft systems except launch and navigation. The crew kept busy with myriad system tests and successfully completed test firing of the service-module-engine ignition and measuring the accuracy of the spacecraft systems.