Space Flight for Beginners is the astrophysics, space science and astronomy book which tells the student about rocket science. Andrew Motes is the author of this magnificent book. Our universe is built on science and everything is happening for a reason. The people did not know about the existence of our planet and how this whole universe came into being. Scientists agree to big bang theory and they think that the universe is expanding continuously. There are unlimited forces in the universe that are working at the same time. Some of us may listen about the gravitational and centripetal forces that work in the universe.