September 9, 2026

Seven Months from Concept to On-Water: Navy-Industry Team Refuels an Unmanned Surface Vessel at Sea

Seven months after the concept was first put on paper, a joint Navy-industry team has refueled an unmanned surface vessel (USV) at sea, a first, and one delivered on a timeline that conventional development and contracting paths do not produce.

MARTAC Completes First-Ever Fully Autonomous Unmanned Surface Vessel Refueling At Sea in Collaboration with US Navy

Maritime Tactical Systems, Inc. (MARTAC), today announced the successful refueling of a USV while at sea. The fuel transfer was achieved by a joint Navy-industry team utilizing a specially designed Sealartec™ Autonomous Replenishment at Sea (A-RAS) refueling system deployed from the stern of a surrogate platform.

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Our platforms allow the Navy to swarm contested zones with low-cost, high-endurance assets, ensuring that human operators remain safe while the mission, whether ISR or kinetic, is executed with tactical precision.

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