Light Years! How Far Is ...- Distances from Earth (Space Science for Kids) - Children's Astronomy Books

What is a light year and what does it measure? Learning about a light year gives you a good picture of how big the universe is! This book contains useful information that will serve as a wonderful introduction to space science. Other than that, this book can also be used as a refresher if the subject is being discussed in school, too. Grab a copy now!