Real Property Rights in Space
https://www.youtube.com/watch?v=Bbgz4yY-xX0 This video goes over the current laws and treaties regulating the potential ownership claims by humans over extraterrestrial planets and asteroids. The basic gist of it is the age old story that you probably cannot keep any planets or asteroids that you cannot defend yourself. That means that any group or company that wants to develop a colony on another planet had better bring along selfdefense equipment sufficient to protect their claim against invaders because the Earth governments will probably not assist in protecting them.