Apollo 10 was the second mission to orbit the Moon and the first to travel to the Moon with the entire Apollo spacecraft configuration. Astronauts Thomas Stafford and Eugene Cernan descended inside the lunar module to within 9 miles (14 kilometers) of the lunar surface command achieving the closest approach to the Moon until Apollo 11 landed two months later. Nineteen color television ...
Apollo 9 was the first mission in the program that allowed call signs for the spacecraft. As a result, the Apollo crew named the command and service module Gumdrop, and the lunar module Spider, after their appearance in space.