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Built from the ground up on our new understanding of the universe, The Essential Cosmic Perspective, Fourth Edition, Media Update retains all of the features that have made this book so popular, and includes updated supplements that enhance the book’s pedagogy to make it the most effective book in the astronomy market. This edition features optional quantitative reasoning boxes, basic equations throughout the book, new end-of-chapter problems, and a consolidated math appendix for professors who want to emphasize quantitative understanding in their course. Key figures have been annotated to guide student interpretation of difficult concepts. New two-page Cosmic Context illustration spreads throughout the book, and at the end of every part, visually tie together key concepts from across chapters and put them in context, driving home main ideas in a meaningful way. Our Place in the Universe, Discovering the Universe for Yourself, The Science of Astronomy, Making Sense of the Universe: Understanding Motion, Energy, and Gravity, Light: The Cosmic Messenger, Formation of Planetary Systems: Our Solar System and Beyond, Earth and the Terrestrial Worlds, Jovian Planet System, Asteroids, Comets, and Dwarf Planets: Their Nature, Orbits, and Impacts, Our Star, Surveying the Stars, Star Stuff, The Bizarre Stellar Graveyard, Our Galaxy, Galaxies and the Foundation of Modern Cosmology, Dark Matter, Dark Energy, and the Fate of the Universe, The Beginning of Time, Life in the Universe. For all readers interested in learning the basics of Astronomy.