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Uncrewed vessel · Undersea

Sea Dart

Leidos low-cost uncrewed undersea vehicle for Navy and commercial missions.

by Leidos · Unveiled Apr 7, 2025

DevelopmentUncrewed vesselUnderseaUnveiledApr 7, 2025

Low-cost, adaptable uncrewed undersea vessel from Leidos' sea systems unit, offered to the U.S. Navy and commercial customers with customizable payloads.

Timeline1

  1. UnveiledConfirmed

    Sea Dart unveiled

    Leidos announced Sea Dart on 7 April 2025.

    SourcesLeidos

Solid entries are confirmed, outlined reported, dashed estimated or still to come; dotted italic entries are speculative. Dates show only the precision the sources give.

Sources1

  1. 1.
    CompanyLeidos unveils newest unmanned undersea vessel

    Leidos · Apr 7, 2025 · Supports: System, System milestone

    “announced a new capability from its sea systems team called Sea Dart, a high-performance, low-cost, flexible and adaptable uncrewed undersea vessel (UUV) designed to support the U.S. Navy and commercial customers across a broad range of missions.”

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