The unmanned underwater vehicle, Manta Ray, developed by performer Northrop Grumman, executed full-scale in-water testing off the Southern California coast in February and March of this year.
Testing demonstrated at-sea hydrodynamic performance, which included submerged activities using the vehicle’s propulsion and steering modes: buoyancy, control surfaces, and propellers.
The fruitful and full-scale Manta Ray testing helped validate the vehicle’s readiness to move toward...