The Size of Space: Measuring Our Solar System with The Planetary Society ®

How do we understand the huge sizes and distances of space objects? Creating scale models can help. This lets us shrink down the solar system to an easy-to-understand level.

How big is the Sun compared to Earth? How far apart are these objects in space? Imagine the Sun is the size of a basketball at one end of a basketball court. Then Earth would be the size of a sesame seed at the opposite end of the court! This book makes the huge sizes and distances of planets, moons, and stars understand...