Magnetic Satellite ‘Tractor Beams’ Won’t Be What You Think NASA’s proposed magnetic control systems won’t be strong enough to drag spaceships around. Sorry, “Star Wars” fans. Facebook Prev Article Next Article Engineering Checkout these cool gadgets... Related Posts The World’s Deepest Buildings How the SR-71 Blackbird’s Engines Work Why Tunnels Don’t Collapse Casting a $20 Million Mirror for the World’s Largest Telescope The Haptic Tech That Could Let You Touch The Person You’re Skyping With Why The Netherlands Isn’t Under Water