PART 1: THE EARTH; The Shapes of Nature: Beginnings of Scientific Thought; Matter in Motion-An Elementary Quest: Beyond Reason and Observation; Science Lost, Science Regained: The Rise of Empiricism; Terrestrial Motion: Dynamic Symmetries; ; PART 2: THE HEAVENS; Celestial Motion: A Heavenly Romance with the Solar System; Spherical Models: Scaling the Cosmos; Reformation and Revolution: Changing Perspectives; Laws of Motion in the Heavens: Opening New Doors through Precision; A New Heaven: A Wide-Open Universe; ; PART 3: SYNTHESIS; Rise of the Mechanical Universe: Unifying Space and Time; Universal Gravitation: The First Synthesis; Epilogue: Unity in Physics; Chapter End Notes; Sources and Bibliography; Index.