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 ...

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 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 ...