Gemini 10 was a significant crewed space mission conducted by NASA in July 1966. It was the fifth crewed flight of the Gemini program and aimed to demonstrate advanced space rendezvous techniques. Astronauts John Young and Michael Collins successfully completed a series of maneuvers, including docking with the Agena Target Vehicle, which was crucial for future Apollo missions. During the mission, Gemini 10 achieved a record altitude of 850 kilometers, showcasing the capabilities of the spacecraft. The mission lasted nearly 3 days, and the astronauts conducted scientific experiments, contributing valuable data to the field of space exploration.