Battle of the Planets

Seals of Sytron (1x38)

Air date: Jun 18, 1979

Galactor attacks Sytron, the only mining and storage facility of Galactite Hydronium for the entire earth. Galactite Hydronium is the fuel that powers Earth's spacecrafts and holds her forcefields together. G-Force must defend the island and rescue the workers.