Earth, also known as Sol III or Terra, is the homeworld of humans. It is also sometimes called Terra Prime or Tellus. At certain points in its history it has also been called "Old Earth" and "Earth-That-Was". It is a Class M planet in the Sol System, where it is the third planet from the system's star, Sol. It is orbited by one natural satellite, called Luna, and numerous artificual satellites.
- North America
- South America
Earth is our real planet, duh! Much of this information is derived from all of the sources.