NASA opens $500,000 challenge for electric propulsion prototypes

NASA opened registration on November 9, 2026, for a challenge offering $500,000 in total prizes to U.S. commercial companies developing mid-power Hall effect thruster prototypes for satellite, defense and exploration missions. The Advanced Mid-Power Electric Rocket Challenge seeks demonstrations of electric propulsion systems operating at 3-7 kW, with performance testing in NASA facilities. Across three phases, up to two winning teams can each receive up to $250,000 in cash prizes, plus access to NASA testing and technology. Registration closes January 27, 2027. Eligible companies must be incorporated in the United States and maintain their primary place of business there.