Editing Astute-class submarine (section)

===Replacement===
{{main|Aukus-class submarine}}
In September 2021, the Ministry of Defence announced a £170 million investment into design work for the successor to the ''Astute''-class. This funding included two £85 million contracts, which were awarded to BAE Systems and Rolls-Royce.<ref name="successor">{{cite news |last1=Adams |first1=Harry |title=Navy's Next-Generation Submarines Are Closer Than Ever |url=https://www.forces.net/news/navys-next-generation-submarines-are-closer-ever |access-date=17 September 2021 |work=[[BFBS]] |date=17 September 2021 |archive-date=17 September 2021 |archive-url=https://web.archive.org/web/20210917144151/https://www.forces.net/news/navys-next-generation-submarines-are-closer-ever |url-status=live }}</ref> In March 2023, it was announced that the submarine would be a joint project between the United Kingdom, Australia and the United States and would start to replace the ''Astute''-class in the Royal Navy in the late 2030s.<ref name="navylookout.com"/><ref>{{cite news |last1=Allison |first1=George |title=UK to develop new class of nuclear submarine |url=https://ukdefencejournal.org.uk/uk-to-develop-new-class-of-nuclear-submarine/ |access-date=17 September 2021 |work=[[UK Defence Journal]] |date=23 March 2021 |archive-date=17 September 2021 |archive-url=https://web.archive.org/web/20210917144151/https://ukdefencejournal.org.uk/uk-to-develop-new-class-of-nuclear-submarine/ |url-status=live }}</ref>