What You Need to Know: The U.S. Navy's four conventionally-armed Ohio-class submarines (SSGNs), converted from ballistic missile carriers, are nearing the end of their service lives.These vessels ...

Ohio-class guided-missile submarines (SSGN ... with each SSGN capable of carrying up to 154 Tomahawk land-attack cruise missiles. The missiles are loaded in seven-shot Multiple-All-Up-Round ...

The United States continued to enhance its naval power in the Western Pacific Ocean as one of its cruise missile submarines ...

The 14 Ohio-class SSBNs can carry up to 24 submarine-launched ballistic missiles (SLBMs) with multiple independently-targeted warheads. However, under the New Strategic Arms Limitation Treaty ...

The Australian Navy has test-fired a Tomahawk cruise missile from the warship HMAS Brisbane off the west coast of the United ...

Total lifetime cost for the U.S. Navy's new class of ballistic missile subs will be around $100 billion, the US Navy secretary said this week. The U.S. Navy officially approved the start of ...

The four Ohio class SSGNs are SSBNs converted to cruise missile submarines (SSGN) and these first entered service in 2006. Each of these Ohio class boats now carries cruise missiles as well as many as ...

The Ohio-class ballistic missile submarine USS Tennessee returns to ... Iran is building heavy submarines that will be capable of launching cruise missiles from the depths of the sea, Iranian ...

In 2002, the US began converting four Ohio-class boats into cruise missile submarines, designated SSGNs. SSGNs can't carry SLBMs and are instead armed with up to 154 Tomahawk land-attack cruise ...

On June 4, the US Navy laid the keel for USS District of Columbia, the first of its new Columbia-class ... USS Ohio, USS Michigan, USS Florida, and USS Georgia — into cruise-missile submarines.