Key to Astronomy in Simple Words

How can we measure the universe? Where is the "event horizon"? What is "dark matter"? Since the dawn of civilization, humans have observed celestial phenomena and attempted to explain them. Since then, over the centuries, the science of astronomy has helped us expand our horizons of knowledge and better understand the universe and our place in it. Written in simple, easy-to-understand language, Astronomy in Plain Words is full of concise yet comprehensive explanations that bypass confusing jargon, diagrams that explain complex theories step-by-step, classic quotes that make astronomical discoveries memorable, and clever illustrations that enhance our perception of the world of stars. Whatever your knowledge of astronomy – whether you are an enthusiastic scholar or an 'armchair scientist' – you will find plenty of stimulation in this book.