Orbitro

Orbitro is a Cosmic-type Pokémon introduced in Generation Neo-I.

It evolves from Aterrium starting at level 27 and evolves into Nuclorbit starting at level 41.

Biology
Orbitro is a blue, spherical Pokémon accompanied by an orbiting Aterrium, though it is considerably smaller. Orbitro is not as smiley as Aterrium, being visibly much more determined.

Triva
Orbitro may be based off of both molecules and planetary systems.

Orbitro may be based off of orbit.