-- rocket launch always yields space science -- by mewmew local event = require 'utils.event' local function on_rocket_launched(event) local rocket_inventory = event.rocket.get_inventory(defines.inventory.rocket) if rocket_inventory.get_item_count("satellite") > 0 then return end local rocket_silo_inventory = event.rocket_silo.get_inventory(defines.inventory.rocket_silo_result) rocket_silo_inventory.insert({name = "space-science-pack", count = 1000}) end event.add(defines.events.on_rocket_launched, on_rocket_launched)