The U.S.'s Ohio-class submarines were purpose-built to carry 20-24 UGM-133 Trident II D5 missiles, each of which can carry a variety of nuclear warheads. This ensures that any Ohio-class sub can ...

China’s “Underwater Great Wall” effort to create anti-submarine systems is growing more sophisticated.

The U.S. Navy awarded defense contractor Lockheed Martin a $383 million contract to produce upgraded Trident II D5 missiles for future submarines ...

Per the terms of the deal, General Dynamics will provide materials for the USS Ohio Class Drydock Seismic ... manufacturer of the Astute-class nuclear submarines, which are integral to the Royal ...

which will replace the aging Ohio class, which is part of the nation's nuclear deterrence triad of submarine- and land-based missiles and nuclear bombers.

Oh, and it’s also armed with eight ... and Vanguard-class ballistic missile submarines (SSBNs). The Astute-class are nuclear-powered but conventionally armed. Six of seven planned vessels ...