Take a journey through the night sky and make sense of the patterns in the stars. Tour the moon, sun, planets, and far beyond with amazing photographs, fascinating fact files, fun activities, and star-hopping maps. There's also a glossary in the back with useful terms. • What are the Northern Lights? • Why is only one side of the moon visible? • How many constellations are there? These questions and more will be answered. There's a universe to explore!