The Outer Space Treaty, now 50 years old, has so far never been violated. But things could be about to change.
Space mining could generate a massive resources boom. Here's a way to make sure the benefits of that boom reach everyone on the planet.
If we're going to mine asteroids, then we need an international treaty to prevent it becoming a wild west. Thankfully we can look to Antarctica to see how such a treaty might work.
Mining in space is no longer science fiction. But could it end wars over resources, as Neil deGrasse Tyson has suggested?