The Astute class is the latest class of nuclear-powered fleet submarines (SSNs) in service with the Royal Navy. [2] . The boats are constructed by BAE Systems Submarines at Barrow-in-Furness. [6] .

The SSN-AUKUS, also known as the SSN-A, [2] is a planned class of nuclear-powered fleet submarine intended to enter service with the United Kingdom's Royal Navy in the late 2030s and Royal Australian Navy in the early 2040s. The class will replace the UK's Astute-class and Australia's Collins-class submarines. [3] [4]

The service operates six fleet submarines (SSNs), of the Trafalgar and Astute classes (with two further Astute -class boats currently under construction), and four ballistic missile submarines (SSBN), of the Vanguard class. All of these submarines are nuclear powered.

2023年3月14日 · The UK’s SSNR will become the SSN-AUKUS, delivering a nuclear-powered attack submarine to the Royal Navy and Royal Australian Navy from the late-2030s.

The Royal Navy’s Astute class is a family of nuclear-powered attack submarines designed to replace the Trafalgar-class nuclear submarines. The initial order quantity was three, but the UK Ministry of Defence (MOD) later ordered an additional four vessels, bringing the total number of Astute-class submarines to seven.

2025年2月19日 · SSNs are conventionally armed, nuclear-powered submarines. The UK’s current SSNs are those of the Astute Class. They protect the UK’s nuclear deterrent from hostile activity and detection,...

For the UK, the logic of evolving our current SSN replacement programme to SSN-AUKUS is clear. Our design, combined with US technology, will create a truly world-leading platform that the...

2023年10月1日 · The UK Ministry of Defence awarded contracts for the detailed design of the SSN-AUKUS next generation submarine to BAE Systems, Rolls-Royce and Babcock.

2023年3月13日 · The SSN-AUKUS submarines will be the largest, most advanced and most powerful attack submarines ever operated by the Royal Navy, combining world-leading sensors, design and...

2024年10月24日 · SSN-AUKUS (also recently referred to as SSN-A in the UK) will be based on the UK’s next-generation submarine design. That design will incorporate technologies from all three nations, including cutting edge US submarine technologies.