Summary and What You Need to Know: The Astute-class submarine represents Britain's latest advanced attack submarine (SSN), built to replace the aging Trafalgar class.
-Developed by BAE Systems, it features cutting-edge technology, including a Rolls-Royce PWR2 reactor, which allows it to remain submerged indefinitely without refueling, and advanced sensory suites for global operations.
-The Astute carries 38 weapons, including Tomahawk missiles capable of striking targets up to 1,000 miles away.