Scout | CASTOR: Oxygen-Resistant Cathodes for Air-Breathing VLEO Electric Propulsion

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CASTOR: Oxygen-Resistant Cathodes for Air-Breathing VLEO Electric Propulsion

DARPA DSO invites proposals to develop efficient, high-performance, long-lived oxygen-compatible cathodes for air-breathing very low Earth orbit (VLEO) electric propulsion systems. Awards will be made as Other Transaction (OT) prototype projects covering a Phase 1 feasibility study and a Phase 2 proof-of-concept, with combined funding (including any cost share) limited to $900,000. This solici…

Source

Agency: U.S. Department of War

Dates

Application Deadline: April 27, 2026

Eligibility

government

industry:defense

industry:energy

industry:environment

industry:research

Keywords

oxygen-resistant cathode

vleo propulsion

air-breathing systems

electric propulsion

darpa disruptioneering

other-transaction

prototype funding

Supporting Links

Documents

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