U.S. Navy develops SSN(X) submarines and hypersonic missile integration

The U.S. Navy is advancing two major technological initiatives to enhance its maritime strike and stealth capabilities. The service is pursuing the SSN(X) program, a conceptual successor to the Virginia-class attack submarines. The new design aims to combine the speed and weapons capacity of the Seawolf class with the acoustic stealth and sensors of the Virginia class. The Navy is currently assessing the industrial base's ability to support this larger platform, which is expected to feature a larger torpedo room and increased capacity for autonomous underwater systems. The Congressional Budget Office estimates the average cost per submarine could range between $7.1 billion and $8.7 billion, with the first purchase potentially deferred to fiscal 2040.

Simultaneously, the Navy is working to integrate the Blackbeard hypersonic missile into its carrier-based fighter fleet. Developed by defense startup Castelion, the Blackbeard missile is capable of exceeding Mach 5 and can change direction during atmospheric flight. Recent testing at Naval Air Station Patuxent River has focused on mounting the missiles to F/A-18E/F Super Hornets. The Navy aims to eventually equip each Super Hornet with four of these missiles to increase strike payloads and complicate adversary air defense interceptions.