Astute-Class: Stealth Submarines Powered by a 'Rolls-Royce' Reactor

Summary and What You Need to Know: The Astute-class submarines of the Royal Navy are among the most advanced and capable underwater warships in service today. Equipped with Tomahawk Land Attack Cruise Missiles, Spearfish heavyweight torpedoes, and world-leading sensors, these nuclear-powered submarines can operate stealthily, thanks to advanced anti-acoustic tiles.

-Powered by a Rolls-Royce reactor, they boast nearly unlimited endurance, capable of circumnavigating the globe without surfacing.