The Engineering Test Facility will provide space for prototyping, and development, of flight hardware elements of the next ...

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 ...

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 USS District of Columbia, the first Columbia-class vessel, was originally slated for completion in 2027—but that timeline was pushed back one year following construction delays.

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 ...