Gemini 6 was a significant space mission conducted by NASA in December 1965. It was part of the Gemini program, which aimed to develop the skills necessary for future Apollo missions. The mission's primary objective was to demonstrate the ability to rendezvous and dock with another spacecraft in orbit. The mission featured a crew of two astronauts, Walter Schirra and Thomas Stafford. They successfully launched on December 15, 1965, and achieved a historic rendezvous with Gemini 7, which was in orbit at the same time. This accomplishment marked a crucial step in human spaceflight, paving the way for future exploration.