When western and eastern think of the word “rocket” it can mean two differentiate by appearance, technology, aim, believe and culture. In the 1200s, Chinese use rocket as weapons (fire-arrows) against the Mongol when it exploded, devastation for radius of 600 meters. After that, the Europeans was known the rocket by Genghis Khan when he conquered parts of Russia, Eastern, and Central Europe. In the next 600 years, people developed bigger and better rockets. Many of these were used by the military. At the present, The word “rocket” in western is about a vehicle used to launch people and objects into space by uses an engine. The rockets burn fuel. Most rocket engines turn the fuel into hot gas. The engine pushes the gas out its back. The gas makes the rocket move forward.