Miliarian

The Miliarians are a sentient species that live on Miliarium. They are blue humanoids with spiky blue hairs, pointy ears and facial horns, and they appears to wear mostly brown clothes. They are sufficiently technologically advanced to possess nuclear power plants and build architecturally complex cities.

Fiction

IDW Generation 1 continuity

During a conflict with Rust Giants a Miliarian city near a nuclear power plant was liberated by the Autobots of the Lost Light. The events were almost immediately reported on the Galactic Bulletin. How Bright Their Frail Deeds