by David Armentrout (Author), Pablo de la Vega (Translator)
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. Notes to caregivers and teachers provide question prompts to assist reader comprehension.
Number of Pages: 24
Publication Date: May 01, 2024