You could just say, “A lot of money,” but what fun would that be? These guys figured it out, so here’s your answer: The Death Star has a similar density in steel as a modern warship. Exhibit A Name: HMS Illustrious Volume: 28,591.2 m3 Mass: 22,000 tonnes Scaling up to the Death Star, this is about 1.08×1015 tonnes of steel. […]