[@Chinese Jotunn]Minor states and generally 'fringe' space.   0. Regions are areas of minimal to no centralization and are a sort of galactic wild west. You're free to create npc planets in them as others have for plots so long as they aren't significant star Nations. 

That particular chunk was added @PDs request so that her history In the area can work w/o having to worry about it just being nabbed by a player.