A British nuclear missile test launch failed at a test site off the coast of Florida, marking the second time in eight years that the country’s Trident 2 ballistic missiles have malfunctioned ...

The Royal Navy is invested in building the Dreadnought-class SSBN as a replacement for the Vanguard class. But the first vessel in the class, HMS Dreadnought, is not expected to enter service ...

Britain has botched another nuclear submarine test after a Trident missile launched from HMS Vanguard (pictured) 'dramatically misfired' and crashed into the ocean, it has emerged.

HMS Vanguard, the first of the navy's nuclear-powered Trident missile submarines to be refitted at a Devon dockyard, leaves Plymouth on Thursday. HMS Vanguard arrived in Plymouth for refit two years ...

HMS Vanguard is 150 meters (492 feet) long and has a displacement of 15,900 tons, and can hit top speeds in excess of 25 knots (46 kph / 29 mph) when submerged. Glued-on bolts are not taken into ...

HMS Vanguard arrived at Devonport for maintenance in 2015 and had been due to leave in 2020 Inspectors found a "defect" on a nuclear submarine which had been at Devonport Dockyard in Plymouth for ...

HMS Vanguard completes £500m Devonport dockyard refit after three-year delay. Nuclear submarine was bedevilled by problems including a reported superglue repair which went wrong.