Earth

The Earth is the third planet in the Solar System.

History
The Earth is seen during the space shuttle launch.

Non-canon
Spores are sent from "Crab Nebula" to the Earth to save everyone. Phloem told Lisa the Earth is actually Crab Nebula.

Appearances
''The Earth appears appears in all episodes, because Springfield's located on the Earth. Because of this, this list will only show occasions where the planet is seen.''