Download or read book The Secrets of Earth written by Emma Carlson-Berne and published by Capstone. This book was released on 2015-08 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: "Discusses Earth as a part of the solar system, including ancient astronomers' research that changed the way Earth was understood, explorations outside of Earth's atmosphere, and the possibility of sending humans to other planets"--