The Road to the Moon Landings – Gemini X – Life Magazine, 1966

In July 18, 1966, Gemini X went up. Its purpose was to test out a few things for the future Lunar exploration: Extra-Vehicular Activities, Spacecraft Maneuvering and Docking with another spacecraft (Agena Target Vehicle, ATV), and using ATV’s engine to achieve a boost into a higher orbit.