Beginning of Essay
The U. S. has explored the moon since the 1960,s. "The Apollo Program" tells why the United States went to the moon. "The Apollo Spacecraft" tells ho we got to the moon. "The First Lunar Landing" tells about the first voyage to the moon. This paper will discus ....

Middle of Essay
.... developed by The Massachusetts Institute of Technology. The CSM was made of two parts. The crew stayed in the Command Module, which had some couches and was pressurized with oxygen. Behind the CM was the SM or Service Module which had the main engine, which had 21,500lb. of thrust. The reaction control system , oxygen, fuel cells, hydrogen tanks, and envirnmental control systems. The main engine was only used for changes in course and changes in orbit and escape from the lunor orbit. When the crew came back for reentry the CSM would split. The Command Module had heat sheilding so it would not burn-up. When the CM first came into reentry it was ....