Cosmoem

Cosmoem (コスモウム Kosumoumu) is a Psychic-type Legendary Pokémon introduced in Generation VII. It is the evolved form of Cosmog and the pre-evolved form of Solgaleo (in Sun) and Lunala (in Moon).

Evolution
Cosmoem is the evolved form of Cosmog. It evolves into Solgaleo (Sun) or Lunala (Moon) at level 53.