Analysis / Next Gen CommunityA Choice of Nuclear Futures in Space ByLuke WidenhousePublished Sep 30, 2024In February, it was revealed that Russia has been developing a nuclear-armed anti-satellite (ASAT) weapon. Officials quickly issued reassurances that the technology had not been deployed and that it did not pose an imminent danger. While it is still not publicly known how far Russia is in the development of this capability, the news nevertheless underscores that trends are pointing to a future in space that is nuclear. But whether this future will involve the weaponized use of nuclear power in space remains an open question. As the United States seeks to curtail the proliferation of nuclear weapons in space, it must do so with a clear vision for the sort of nuclear future it would like to see in space. This article examines three possible such futures and the questions on arms control, nonproliferation, and extended nuclear deterrence that arise from them.