5/23/2023 0 Comments A brief history of time bookThe Aristotle/Ptolemy ideas about the position of the stars and sun was disproved in 1609. Today, it is known that the opposite is true the earth goes around the sun. He made a planetary model that described Aristotle's thinking. Ptolemy also thought about how the sun and stars were located in the universe. He also thought that the sun and stars went around the Earth. Aristotle, unlike many other people of his time, thought that the Earth was round. He talks about the ideas of philosophers such as Aristotle and Ptolemy. In the first part of the book, Hawking talks about the history of physics. Some of the things that he talks about are the history of physics, gravity, how light moves in the universe, space-time, elementary particles (very small objects that make up things in the universe), black holes, the Big Bang (the theory that the universe started from one point), and time travel (the idea that travel can be done to the past and to the future.) In this book, Hawking talks about many theories in physics. A picture of what Ptolemy thought about the location of the planets, stars, and sun.
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