Solar System
10 Fun Facts About the Moon
The Moon is the most familiar object in the night sky. Humans have watched its changing appearance for thousands of years, used its phases to mark the passage of time, and imagined faces and figures …
Earth’s Moon
Solar System
The Moon: Earth’s Natural Satellite
The Moon is Earth’s only natural satellite and the brightest object in our night sky. Although it appears familiar, it is an entire rocky world with mountains, plains, enormous impact craters and deposits of water …