A wonderful gift for aspiring space explorers aged 8 and over, this lavishly illustrated, full-color reference book introduces children to the fundamentals of cosmology, from the Big Bang to the future of space exploration. Along the way, they'll learn about mind-blowing ideas in modern physics - including dark matter and multiple universe theory. The answers to some of the biggest questions are given in clear, easy-to-understand language. Includes an illustrated timeline of key moments in the development of the universe.