partial void DeleteStarSystem(StarSystem instance);
 partial void UpdateStarSystem(StarSystem instance);
 partial void InsertStarSystem(StarSystem instance);
		private void detach_StarSystems(StarSystem entity)
		{
			this.SendPropertyChanging();
			entity.Player = null;
		}
		private void detach_StarSystems(StarSystem entity)
		{
			this.SendPropertyChanging();
			entity.CelestialObject = null;
		}
		private void detach_StarSystems(StarSystem entity)
		{
			this.SendPropertyChanging();
			entity.Coalition = null;
		}