The following is the July 9, 2025, Congressional Research Service In Focus report, Report to Congress on SSN(X) Program .

Key Points – The US Navy strategically surfaces its highly capable Seawolf-class submarines on rare occasions to send a clear deterrent message to adversaries like Russia. -A key example ...

Stealth may soon be an impossible feat for submarines, after scientists found a way to detect even the quietest underwater vessels.

Prior to the development of the "Block-V" Virginia-class submarine, the newest class of attack submarine in the United States Navy was the Seawolf-class. These were built after the Cold War with ...

In 2001, the U.S. Navy's Seawolf-class USS Connecticut submarine struck an unknown object and had to limp to Guam for repairs. Just what happened?

The Seawolf-class is part of the larger American attack submarine fleet of 53 boats, all powered by nuclear reactors.

Compared to another highly advanced attack submarine in the Navy’s fleet, the legendary Seawolf-class, we know that that class is widely considered to be the fastest attack submarine in the world.

But, as Virginia class submarines are commissioned, more Los Angeles class submarines are decommissioned. The last class of attack submarines is the Seawolf class, of which the Navy has three.

The Seawolf class (3 in service, used as fast attack submarines). And, finally, the Virginia class with 19 boats in service, used as fast attack submarines.

The cancellation of the SSN-21 Seawolf program in 1992 was a rational choice in this context, but it led to a long hiatus in submarine construction. As a result, a decision that was reasonable in the ...