On-orbit Nuclear Power Concepts Workshop

Department of Defense · DEFENSE ADVANCED RESEARCH PROJECTS AGENCY (DARPA) · Special Notice · DARPA-SN-26-21

posted 18 December 2025 · closed 6 February 2026 · NAICS 541715 · PSC AC12 · 2 postings

Summary

DARPA's Tactical Technology Office is seeking information on technologies, spaceflight qualification testing, safe handling, and applications for on-orbit satellite nuclear power systems. The agency will hold a workshop in March‑April 2026 to discuss challenges, foster collaboration, and identify risk areas to enable practical implementation of producible, cost‑effective nuclear reactors in space.

View the official notice ↗

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