This article brings into conversation scholarship in law and the social studies of outer space around the question of the “uses” of outer space, the shortcomings of existing legal instruments, and the possibility to reform them to place environmental concerns at their core. Starting from the Outer Space Treaty (OST), and using legal geography and an environmental lens, we highlight the interconnections between de-territorializing outer space, the image of the province of (hu)mankind, and the seemingly consequent egalitarian principle of benefit sharing. By reading this language of the OST against its historical context, we note that these seemingly egalitarian clauses mask the persisting hegemony of older space powers in access to and benef...