Our Planetary System (Revised Edition) cover

Our Planetary System (Revised Edition)

Author: Asimov, Isaac

Reading Metrics

Grade Level Middle Grades (MG 4-8)
Book Level 6.6
Points 1.0
Fiction/Nonfiction Nonfiction
Word Count 3541
Points per Word 0.000282
Page Count 32
Points per Page 0.03125

Description

This edition, revised and updated by Richard Hantula, provides an up-to-the-minute examination of the development of our planetary system from the birth of the Sun, to the building of the planets, to speculation about when the Sun might die out.