RTX Raytheon has confirmed to Shephard that an undisclosed number of its new, low-cost, long-endurance uncrewed undersea vehicles (UUVs) have been acquired by the US Marine Corps (USMC) and US Navy (USN) Office of Naval Research (ONR) for operational experimentation. Hadalus was developed in partnership with the Rhode Island-based supplier of scalable, mass-produced subsea robotic systems, Composite Energy Technologies (CET). The platform is designed to perform anti-submarine warfare, subsea and seabed operations, logistics and resupply missions in contested environments. An official spokesperson for Raytheon told Shephard that it can carry up to seven cubic meters and 2.7t of