The U.S. Navy took delivery of its 25th Virginia-class fast-attack submarine — the USS Massachusetts (SSN-798) — in November 2025. The seventh Block IV boat in the program was built jointly by General ...

The USS Connecticut was damaged after colliding with a seamount in 2001. She could return to service later this year, only to be retired in 2031 ...

More than four years after the USS Connecticut slammed into an underwater mountain to force an emergency ascent off China's ...

The vast Pacific Ocean conceals one of America’s most advanced strategic assets: the Virginia-class nuclear attack submarine.

The Seawolf-class fast attack sub was deemed too expensive to mass produce in the wake of the ending of the Cold War and the fall of the Soviet Union.

Sailors man the rails during a commissioning ceremony for the Virginia-class fast attack submarine USS Idaho at Naval Submarine Base New London, Connecticut, on April 25, 2026. (John Narewski/U.S.

The U.S. Navy's inventory of nuclear submarines is getting ready to expand with an upcoming all-new class of vessels. Here's ...

The USS Boise arriving at Huntington Ingalls Industries' Newport News, Virginia, shipyard on June 18, 2018. (Ashley Cowan/Huntington Ingalls Industries) Editor’s note: A previous version of this story ...

The USS Idaho was commissioned in a ceremony at Naval Submarine Base New London, Conn., on Saturday. It is the 26th Virginia-class fast-attack submarine to be delivered to the service. Although the ...

The USS Connecticut (SSN-22) in Puget Sound Naval Shipyard in 2016 - U.S. Navy/Wikimedia Commons The United States Navy is the most powerful blue-water navy in the world, and it's loaded with ...