The military and commercial exploitation of outer space has received increasing international attention since the United States of America announced its intention to establish an outer space military force to protect its interests in outer space. Simultaneously, the National Aeronautics and Space Administration (NASA) and private enterprises such as Blue Origin and SpaceX declared plans to colonise the Moon and/or Mars in the near future. While technology is advancing rapidly to make these objectives a reality, the international legal rules related to these developments are completely uncertain, and in some instances non-existent. It is evident that these developmen...