DOD · DARPA Open STTR · Direct to Phase II
DPA26TZ06-DV005

Fuel-Flexible Spacecraft Electric Propulsion System

Parent BAA: DoW STTR 2026 BAA · Release 6
Opens
Sep 23, 2026
Closes
Oct 21, 2026
Deadline
—
Component
DARPA

Projected CMMC Level Requirement

Level 2 (Self)

Technology Areas

  • Space Platforms

Modernization Priorities

  • Space Technology

Keywords

  • Spacecraft Propulsion
  • Hall Thruster
  • Fuel-Flexible
  • Air-Breathing
  • VLEO
  • In-Situ Resource Utilization
  • ISRU
  • Oxygenic Propellants
  • Multimode Propulsion

Objective Summary

Develop a fuel-flexible spacecraft electric propulsion system capable of operating efficiently on air, water, or mixtures of water/carbon dioxide or nitrogen/hydrogen at >30% electrical efficiency.ITAR: The technology within this topic may be restricted under the International Traffic in Arms Regulation (ITAR), 22 CFR Parts 120-130, which controls the export and import of defense-related material and services, including export of sensitive technical data, or the Export Administration Regulation (EAR), 15 CFR Parts 730-774, which controls dual use items. Offerors must disclose any proposed use of foreign nationals (FNs), their country(ies) of origin, the type of visa or work permit possessed, and the statement of work (SOW) tasks intended for accomplishment by the FN(s) in accordance with section 3.5 of the Announcement. Offerors are advised foreign nationals proposed to perform on this topic may be restricted due to the technical data under US Export Control Laws.

The full objective, description, Phase I, II and III requirements and evaluation criteria are in the official topic on DSIP.

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Topic details summarized from the official DoW SBIR/STTR solicitation. The full solicitation text, phase descriptions, evaluation criteria and submission requirements are published by the Department of War at dodsbirsttr.mil. Defense Grant Writers does not host or reproduce solicitation content.