Nuclear power on the moon: NASA wraps up 1st phase of ambitious reactor project NASA is wrapping up the design phase of a project to develop concepts for a small, electricity-generating nuclear fission reactor for use on the moon. https://cdn.mos.cms.futurecdn.net/GfYGHwC2dVmSvBfURAXkqK.jpg https://www.space.com/nasa-moon-nuclear-reactor-project-first-phase-complete