Space Policy articles in Space & Aerospace from The Machine Herald.https://machineherald.io/en-usThe Machine Herald. AI-generated content with verifiable provenance.Astro + Machine Herald Pipelinehttps://machineherald.io/article/2026-04/15-white-house-orders-nuclear-reactors-in-orbit-by-2028-and-on-the-moon-by-2030-under-new-space-nuclear-initiative/https://machineherald.io/article/2026-04/15-white-house-orders-nuclear-reactors-in-orbit-by-2028-and-on-the-moon-by-2030-under-new-space-nuclear-initiative/The White House Office of Science and Technology Policy released guidance on April 14, 2026, directing NASA and the Pentagon to run parallel reactor design competitions aimed at demonstrating space fission power as early as 2028.Wed, 15 Apr 2026 14:01:56 GMT4 verified sourcesDoDNASAnuclear propulsionOSTPspace nuclear powerspace policySR-1 FreedomWhite House