ISBN-13: 9781683776031 / Angielski / Miękka / 2016 / 40 str.
ISBN-13: 9781683776031 / Angielski / Miękka / 2016 / 40 str.
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