Summary and Key Points: The U.S. Navy’s Columbia-class ballistic missile submarines are designed to replace the aging Ohio-class and sustain America’s most survivable nuclear deterrent for decades.

-The most expensive submarine acquisition in U.S. history, the program is already experiencing 12-to-16-month delays on its lead vessel, the USS District of Columbia. -A recent GAO report highlighted ...

Last month, the Navy conducted four scheduled test launches of unarmed Trident II D5 missiles from an Ohio-class submarine off Florida’s east coast. Some observers read the timing as quiet signaling ...

The U.S. Navy's Trident submarines are defenders of freedom, silent stalkers, and one of the most powerful weapons on the planet. And for 40 years, they've been residing in Puget Sound’s backyard. The ...

Add Yahoo as a preferred source to see more of our stories on Google. An unarmed Trident II D5 Life Extension missile launches from an Ohio-class ballistic missile submarine off the coast of Florida ...

“USN officials have confirmed it appears the SSGNs will not be inactivated during [the 2026] fiscal year as initially planned,” international military analyst firm Janes reported. The two port visits ...

The Navy’s fleet of Ohio-class boats represents the largest submarines ever constructed for the service. The Ohio-class SSGNs are capable of carrying 154 Tomahawk land attack missiles (TLAMs) in ...

The U.S.S. Wisconsin, a new Columbia-class ballistic-missile submarine, had its keel laying ceremony on August 27th. The Wisconsin is the second submarine in the Columbia-class, which will eventually ...

Add Yahoo as a preferred source to see more of our stories on Google. Cmdr. Robert Moreno was relieved as commanding officer of the USS Wyoming’s Blue Crew on Oct. 8, 2025. Cmdr. Robert Moreno has ...

L3Harris Technologies has secured its largest full-rate production contract for U.S. Navy submarine communications systems.