The current generation Trident II D5 is used by both the US Navy and UK Royal Navy, equipped in the Columbia -class and the Dreadnought -class nuclear-powered ballistic missile submarines.

The spike on a Trident missile, known as the aerospike, improves the missile's aerodynamics and range, letting the missile reach 6,500 nautical miles.

British Defense Secretary Grant Shapps on Wednesday confirmed that he and other leaders were aboard a Trident submarine when the test launch of a Trident II 5 nuclear missile failed January 30 off ...

The US Navy has achieved a significant milestone with the successful flight tests of the Trident II D5 Submarine Launched Ballistic Missile (SLBM) for a record 191 times, using Northrop Grumman ...

The US Department of Defense (DoD) has awarded Lockheed Martin over $3bn in two contracts for the production, support, and development of Trident II D5 missile systems.

The British government insisted the failed test launch has no implications for the reliability of the Trident system, a key part of the UK's defenses.

LMT secures a $63.4 million contract for the production of Trident II D5 missiles and provision of deployed systems support.

Learn about Lockheed Martin receiving a $383 million contract modification from the U.S. Navy to design the next generation of the Trident II Strategic Weapons System D5 missile.

The Trident II D5 is the latest generation of the Navy’s submarine-launched ballistic missiles and was first deployed in 1990, according to the Center for Strategic and International Studies.

Lockheed Martin has been contracted to design the next upgrade to the Trident II strategic weapon system (SWS). The Trident II D5 Life Extension (D5LE2) missile, as the upgraded version will be called ...

The Navy reported that the submarine USS Louisiana successfully launched a nuclear-capable Trident II D5 intercontinental ballistic missile while submerged in the Pacific Ocean off the coast of ...

First deployed in the 1980s, the Trident II D5 is a three-stage, solid-fueled missile with a nominal range of 4,000 nm (4,600 miles, 7,400 km) with a payload of multiple independently targeted ...