Third Earth
First appearance | Exodus
Name | Third Earth
Affiliation | ThunderCats
280px-Third Earth

For the 2011 version see here

Third Earth is the home planet of a wide variety of sentient and non-sentient beings of both native and alien origins. It became the home of the ThunderCats after Thundera was destroyed.

At one point in its past, Third Earth was known as First Earth.

Every one hundred years the planet has a total eclipse, any spell cast by Mumm-Ra at this time will last until the next eclipse.


Buildings and Settlements

Natural Areas

Living Beings

Native Sapient Species

Alien Sapient Species

Native Fauna

Native Flora


Leonard Starr third earth map

A map of the surrounding areas to the Cats Lair by Leonard Starr.

Season 1

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