Apollo 8 8 are the names of the three astronauts. The initial design of the insignia was developed by Jim Lovell, who reportedly sketched it while riding in the back seat of a T-38 flight from California to Houston shortly after learning of the Apollo 8's re-designation as a lunar-orbital mission. The crew wanted to name their spacecraft, but NASA did not allow it. The crew would have likely chosen "Columbiad", the name of the giant cannon that launches a space vehicle in Jules Verne's 1865 novel "From the Earth to the Moon". The Apollo 11 CM was named "Columbia" in part
Apollo 15 operations on the Lunar surface kg) of oxygen had been lost. About half of the total amount was reserve. Scott and Irwin would state in the post-flight Technical Debrief that Mission Control should have awakened them as soon as the leak was detected. Once they were awake, it was decided to start their preparations for the first lunar EVA of their mission. As with everything in Apollo, it was an involved procedure. Not only did they have to prepare "Falcon", but had to don their space suits. "Apollo 15" was the first crew that got to sleep in long johns rather than having to stay