Star Chindy is Mobile 3D Sci-fi Roguelike Game Travel in Solar system / Fleet Battle in Real-time / Unit Close-combat in Turn-based
wandering creatures of Galaxy. Mankind called it a similar or identical-looking ones these 'Crack'.
They aren't offensive to Mankind. but it doesn't mean they are open.
Has long been studied by the fact that they are only known to mankind is that the role of bacteria in the universe.