Leidos introduces Sea Dart UUV family
Leidos introduced Sea Dart as a low-cost configurable uncrewed undersea vehicle family for naval, commercial and research missions.

Evidence notes
- The tested standard variants use six-inch and nine-inch diameters and can be transported by one or two people.
- Sea Dart accepts customer payloads and supports the Navy’s preferred underwater software architecture and non-propagating battery design.
- Leidos identified mine countermeasures, underwater survey, infrastructure monitoring and environmental sensing among its intended missions.