Royal Navy’s 6th Astute-Class SSN HMS Agamemnon Begins Sea Trials
Royal Navy attack submarine HMS Agamemnon (S124) has departed BAE Systems Barrow for sea trials, nearly two years after her initial launch in October 2024.
Royal Navy attack submarine HMS Agamemnon (S124) has departed BAE Systems Barrow for sea trials, nearly two years after her initial launch in October 2024.
The UK’s newest Astute-class submarine, Agamemnon, has successfully submerged for the first time at BAE Systems in Barrow, Cumbria. BAE systems press release The Royal
His Majesty King Charles III has visited BAE Systems in Barrow-in-Furness on 22 September 2025 to welcome nuclear-power attack submarine (SSN) HMS Agamemnon into the
On October 3, 2024, the Royal Navy launched the most advanced hunter-killer submarine, the future HMS Agamemnon in BAE Systems’ facility in Barrow.
HMS Anson, the fifth Astute class submarine, which BAE Systems has designed and built for the Royal Navy, has departed the Company’s shipyard in Barrow-in-Furness, Cumbria, and headed out to open sea for the first time.
Royal Navy commissioned the 5th Astute-class nuclear-powered hunter-killer submarine, HMS Anson, with a ceremony held in Barrow on 31 August 2022.
The Royal Navy’s newest and most advanced nuclear attack submarine, HMS Audacious, carried out NATO security patrols in the Mediterranean on her maiden operational deployment.
The Royal Navy’s stock of Tomahawk Land Attack Missiles will be upgraded on Royal Navy submarines to ensure the weapon is even more effective against future threats.

The Royal Navy’s Astute-class submarine, HMS Ambush, is in Grotsund near Tromsø to familiarise the Royal Navy with submarine supply facilities in the Arctic.
Royal Marines conducted a small boat raid from a Royal Navy Astute class submarine during exercise Cold Response 2022.