What Are Planets?

True planets, dwarf planets, and exoplanets--what's the difference? Learn the three rules scientists use to decide what makes something a planet. Discover how the search continues outside our solar system to find a planet like Earth.

• | Author: David Armentrout, Patricia Armentrout
• | Publisher: Crabtree Seedlings
• | Publication Date: Jan 17, 2022
• | Number of Pages: 24 pages
• | Language: English
• | Binding: Paperback
• | ISBN-10: 1039646662
• | ISBN-13: 9781039646667