This is one of a series providing essential facts on a variety of subjects. The information is often presented in visual form using colourful graphics and artwork features, complemented by short text panels. Focusing on the stars and planets, this book examines the formation of the universe, the myriad of stars and constellations, the Milky Way and other galaxies, the sun and solar system, asteroids, comets, meteors, the study of astronomy, major dates and events, and space exploration.