pTheem Focus On Middle School Astronomy Student Textbook, 3rd Editionem introduces young students to the scientific discipline of astronomy. Students will learn about the history of astronomy various astronomical tools, including telescopes, space probes, landers, and rovers the phases of the Moon and how the Moon affects the Earth the Sun, solar energy, and the chemistry and physics of stars how time is measured using a star atlas the life cycle of stars the planets in our solar system and their characteristics the Milky Way Galaxy and other galaxies novae and supernovae comets, asteroids, nebulae, and other objects in space and more.ppThe emFocus On Middle School Astronomy Student Textbook, 3rd Editionem has 12 full color chapters, a glossary-index, and pronunciation guides. 148 pages. Grades 5-8.p