The Moon you see every night is not just a rock in the sky. It controls oceans, influences human behavior, stabilizes Earth’s climate, and makes life possible as we know it. Why do the Sun and Moon appear the same size in our sky? Why does the Moon have a hidden side filled with mysteries? Why are there gravity anomalies strong enough to pull spacecraft off course? And why is the Moon slowly drifting away from Earth—ending solar eclipses forever? From The Great Coincidence to Mascons, from human