Conversion of the USS Ohio into a cruise missile submarine (SGN) began in November 2002. The work was completed in January ...

America’s four Ohio-class SSGNs—each packing up to 154 Tomahawks and room for 66 SEALs—are the Navy’s lowest-risk, highest-leverage strike asset. -After Operation Midnight Hammer, they proved again ...

USS Florida, one of the Navy’s converted Ohio-class SSGNs, just wrapped up an extraordinary 727-day deployment that quietly ...

At about 5 p.m. Eastern Standard Time on June 21, a U.S. Navy nuclear-powered submarine launched over two dozen Tomahawk land attack cruise missiles into Iran, striking targeted infrastructure sites ...

A US Navy guided-missile submarine was involved in recent strikes on Iran's nuclear program. Ohio-class cruise-missile subs host massive firepower and are difficult to detect. But they're going to be ...

A group representing the U.S. Navy’s “Silent Service” is pressing for new research on environmental hazards in submarines.

Retirement Drama: The fall of the USSR and Cold War’s end reshaped U.S. and Russian nuclear strategies, reflected in the Strategic Arms Reduction Treaties (START I & II). These treaties... What You ...

The US Navy's oldest active submarine is back for operations in the Pacific after a three-year maintenance period. The USS Ohio is a first-in-class nuclear-powered guided-missile submarine. The ...

The bow section of the first Columbia-class ballistic missile submarine arrived at General Dynamics’ Electric Boat South Yard assembly building in Groton, ...

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 ...

What You Need to Know: The U.S. Navy’s Columbia-class submarines, designed to replace the aging Ohio-class fleet as a cornerstone of the nuclear triad, face delays of up to 16... Retirement Drama: The ...