Here is some food for thought. With all of the countries focused on going to space, including establishing colonies on the moon and Mars, what will be the rules of the game ,who will establish them, who will enforce them ? Will there be rules at all or will it just be like the wild west. The following is a video that may get your students thinking about those questions, the rules of the game will be as much a part of future space travel as the technology to get us to those distant planets and the medicine and food required to sustain earthlings on the journey and when they get to their destination.

Future Frontiers: Space Law | Space Center Houston

https://www.youtube.com/watch?v=YM5qIEqZGNg