Earth is Ultraman's Star (地球はウルトラマンの星 Chikyū wa Urutoraman No Hoshi) is the fifty-first and final episode of Ultraman Gaia.
- First Form
- Second Form
- Zonnel II
- Gomenos II
- Mizunoeno Dragon
- Tigris III
- Geel III
- Ultraman Gaia volume 13 features episodes 49-51.
- This episode was later featured in New Ultraman Retsuden episode 43 "Revival of Light! The Earth is Ultraman's Star."
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