d_null_deposit = {
	is_null = yes

	potential = {
		is_primary_star = no
		NOR = {
			is_planet_class = pc_ringworld_habitable_damaged
			is_planet_class = pc_ringworld_tech_damaged
		}
	}

	drop_weight = {
		weight = 100
		modifier = {
			factor = 0.5
			solar_system = {
				is_shrouded_region_system = yes
			}
		}
	}
}