Mothra's attempt to prevent a meteor from hitting Earth inadvertently brings together cells from Godzilla and Biollante, resulting in the creation of Space Godzilla. This new creature then travels to Earth to face off against Godzilla, his offspring Junior Godzilla, and the high-tech MOGERA robot.

Godzilla vs. SpaceGodzilla
Godzilla faces off against a formidable duo: Mogera, a technologically advanced UN creation, and Space Godzilla, a terrifying entity born from Godzilla's own extraterrestrial particles.