Canceled Apollo missions Schirra's crew would fly the C mission, first manned CSM (Block II CSM-101, retrofitted with the cabin safety improvements) as Apollo 7 in October 1968. McDivitt's crew and mission were kept as the first manned development LM flight (D mission); this was planned to be Apollo 8 in December 1968, now using a single Saturn V launch vehicle instead of two separate Saturn IB launches. The E mission was planned as an elliptical medium Earth orbit test of the operational LM with the CSM in a simulated lunar mission to an apogee of , to be commanded by Frank Borman
Apollo 7 Command Module Pilot and Cunningham was Lunar Module Pilot. Their mission was Apollo's 'C' mission, an 11-day Earth-orbital test flight to check out the redesigned Block II CSM with a crew on board. It was the first time a Saturn IB vehicle put a crew into space; Apollo 7 was the first three-person American space mission, and the first to include a live TV broadcast from an American spacecraft. It was launched on October 11, 1968, from what was then known as Cape Kennedy Air Force Station, Florida. Despite tension between the crew and ground controllers, the mission was a