The Navy’s fleet of Ohio-class boats represents the largest submarines ever constructed for the service. Last month, one of the Navy’s four guided-missile nuclear submarines made an appearance in ...

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 ...

Conversion of the USS Ohio into a cruise missile submarine (SGN) began in November 2002. The work was completed in January 2006. Since then, the USS Ohio's mission has been to launch conventional ...

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 ...

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

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 ...