We need a new space law

If Musk succeeds in his plans to send humans to Mars and builds a station there later, would that patch on the red planet belong to all mankind or his SpaceX company

When Nasa landed its NEAR Shoemaker spacecraft on Asteroid 433 Eros in 2001, Gregory W Nemitz issued a $20 parking ticket to the American space agency, claiming the space rock was his private property and that he had submitted related documents with the California secretary of state. Nasa refused to pay, citing lack of legal status. 

But was Nemitz wrong in his claim? According to Article II of the Outer Space Treaty of 1967, which has 109 parties to it and forms the basis of international space law, “Outer space, including the moon and other celestial bodies, is not subject