Three years after the first manned space flight, NASA launched the Gemini program, a series of two-man space missions aimed, among other things, at developing astronauts’ ability to maneuver spacecraft. One goal was to achieve orbital rendezvous, and after a failed attempt in June 1965, Gemini had success. Astronaut Wally Schirra maneuvered the Gemini 6 spacecraft to within feet of Gemini 7, close enough to have docked had they been so equipped. When was the first docking achieved? Discuss