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

The Columbia class submarines will be the largest ever built by the United States and rely on a “first-of-its-kind” electric drive propulsion system. Deliveries under the contract are expected ...

Parts from both US and Australian manufacturers will be used to build two critical submarine classes. The Virginia-class and Columbia-class submarine programmes ... worth of ball valves and ...

The Columbia-class submarines, the largest and most complex ever built, will feature advanced stealth capabilities and enhanced missile systems. -Despite rising costs and delays, ensuring the ...

The submarine’s propulsion system converts nuclear energy directly into electrical power, making the Columbia-class boats the quietest and stealthiest ever built. The USS District of Columbia ...

The Columbia class submarines will be the largest ever built by the United States and rely on a “first-of-its-kind” electric drive propulsion system. Deliveries under the contract are expected ...

ballistic missile system. This upgraded missile will be deployed on Columbia-class submarines, which is an essential element of the U.S. Navy's nuclear strategy for the foreseeable future. Lockheed ...

U.S. Secretary of the Navy Carlos Del Toro announced Monday the third Columbia-class ballistic-missile submarine will be named for Groton, home of the Naval Submarine Base and Electric Boat ...

The Columbia class submarines will be the largest ever built by the United States and rely on a “first-of-its-kind” electric drive propulsion system. Deliveries under the contract are expected through ...

The Columbia class submarines will be the largest ever built by the United States and rely on a "first-of-its-kind” electric drive propulsion system. Deliveries under the contract are expected through ...