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DefDex

Uncrewed vessel · Sea

Lightfish

Portable autonomous surface vessel for persistent sensing and general-purpose missions.

by Seasats

Uncrewed vesselSeaMilestoneJul 30, 2025
seasats.com
  • Milestones1
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A Seasats Lightfish uncrewed surface vessel underway in the Port of Gdynia during BALTOPS 2026.

Photo: U.S. Navy photo by Chief Mass Communication Specialist Sandi Grimnes Moreno · Public domain (PD-USGov-Military-Navy)

Timeline1

  1. MilestoneConfirmed

    Completes 7,500+ mile unsupported trans-Pacific voyage, San Diego to Japan

The latest 10 milestones. 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.