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The Apollo Program


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             One man would spend the entire mission in the command module and the other two men will leave it during the lunar landing. Command Module was the only vehicle from Apollo spacecraft that returned to Earth unbroken. Command Module is attached to Service Module in Lunar landing. Command module is 10ft 7in in height, 12ft 10in in diameter, 13,000 lb in weight. Command module is divided into three different parts; forward, crew, and aft. The forwards is the small area at the tip of the module, the crew part engages most of the center section of command module, and lastly aft section is another small area around the border of the module. In command module, there are food, water, clothes, and washroom and other necessary equipment. .
             The command module is protected from extreme environment in space, such as the heat of boost, the cold of space, and the heat of the direct rays on the sun, and the intense temperatures of entry. Service Module was attached to the base of the Command Module. It contained a powerful rocket motor and propellant tanks, together with fuel cells to make electricity, and other equipment. The Service Module was a cylinder 3.9 meters in diameter and 7.6 meters long. Outer shell of Service Module was formed of 2.5 thick aluminum honeycomb panels. Lunar Module was the part of the Apollo spacecraft that landed on the moon's surface. Lunar Module is 17.9 ft high, 14 feet wide and 13.3 ft deep. It was detached from the Apollo spacecraft to land on the Moon and return to lunar orbit. The lunar Module was a strange looking module. A lot of the body was covered with shiny gold foil to protect from the Sun's heat. The astronauts had to fire the Lunar Module's engine, so Lunar Module would slow down.
             Saturn V rocket was the vital part of the U.S. Apollo space program and was one of the complicated pieces of equipment ever assembled. Without Saturn V rocket, the Apollo spacecraft could have not gone to the moon.


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