What Are Exoplanets? Space Science Books Grade 4 Children's Astronomy & Space Books - Paperback

by Baby Professor (Author)

This book discusses the definition, distance and composition of some of the known exoplanets. The goal is to expand the knowledge of the universe, and to understand that there could be a million more worlds out there. The information included in this book is the result of years of research by the world's best astronomers. Grab a copy today.