Junkyard – lazarus
this is entirely hypothetical as there are no statutes relating to crime in space and no one has jurisdiction over space. Countries have it over their spaceships and their agreed rules over what we will put there.
International treaty prevents any country owning the moon. I am not sure if there is one for Mars.
I will go for in your state lex talionis applying if only to give you something to google
While this is fine in principle, what’s stopping someone from doing a ‘land-grab’ and claiming whatever moon, planet, whatever for themselves and setting up colonies? Nobody’s going to send in the gunboats…
Should someone establish a viable colony, which then develops the tech for asteroid mining with all the valuable materials available out there, and which colony then decides, ‘sod it, hello Earth, here’s our UDI, and there’s nothing you can do about it’, what would any court, international or otherwise, be able to do, stuck, as they are, at the bottom of a gravity well.
There are many SF stories about colonies going independent in space, and the issues involved, not least of which is the ready availability of many millions of large rocks that would do a staggering amount of damage lobbed back down the well…