How do we know that the Sun is at the centre of our Solar System? Which Ancient Greek thinker believed that the Earth was flat? This fascinating book looks at the history of our scientific knowledge about the solar system by telling the stories of the scientists who contributed to the various groundbreaking theories, such as Nicolaus Copernicus, Tycho Brahe and Galileo Galilei. It looks at the historical controversies that surrounded the various theories at the time, how they were tested and what impact these theories and discoveries have had on the way in which scientists view and study the Solar System today.