Key Points and Summary - A comparison between the UK's Astute-class and the U.S. Virginia-class Block IV nuclear attack submarines reveals two highly capable but distinct designs shaped by national ...

The US Navy is widely regarded for its global undersea superiority, a distinction which the service is intensely working to preserve through extensive modernization and submarine production. Today’s ...

A Seoul-based company has expressed its intention to build nuclear-powered submarines for the U.S. Navy. Hanwha Group claims that its Philadelphia plant could support construction of advanced ...

Submarine manufacturer General Dynamics Electric Boat has fulfilled another significant objective in its production for the U.S. Navy. Groton-based Electric Boat delivered to the Navy this week the ...

This month, a welder at a Virginia shipyard etched the keel plate of the USS Barb, the ceremonial birthing of a new submarine. The Virginia-class fast attack submarine joins hundreds of Navy subs ...

The future Virginia class attack submarine USS Massachusetts (SSN-798) participated in sea trials in October 2025. The U.S. Navy accepted delivery of the submarine from NNS on Nov. 21. HII photo The ...

NEWPORT NEWS, Va., Dec. 09, 2025 (GLOBE NEWSWIRE) -- HII’s (NYSE: HII) Newport News Shipbuilding (NNS) division hosted the keel laying ceremony today for Virginia-class attack submarine Barb (SSN 804) ...

There was relief in naval circles on three continents recently when President Donald Trump insisted the U.S. is moving “full steam ahead” on the AUKUS security agreement that sends state-of-the-art ...

A file image of the Virginia-class submarine USS Vermont . The boat is undergoing its submarine maintenance period at HMAS Stirling. (US Navy) Australia has begun more complex in-country maintenance ...