Editing Astute-class submarine (section)

{{short description|Class of nuclear-powered fleet submarines}}
{{Use British English|date=July 2016}}
{{Use dmy dates|date=February 2021}}
{|{{Infobox ship begin
}}
{{Infobox ship image
|Ship image=Astute class SSN.svg
|Ship caption=''Astute''-class SSN profile
}}
|-
{{Infobox ship image
|Ship image=HMS Ambush long.jpg
|Ship caption=[[HMS Ambush (S120)|HMS ‘’Ambush’’]] in 2012
}}
{{Infobox ship class overview
|Name=''Astute'' class
|Builders=[[BAE Systems Submarines]], [[Barrow-in-Furness]]
|Operators={{navy|United Kingdom}}
|Class before={{sclass|Trafalgar|submarine|4}}
|Class after=[[SSN-AUKUS]] (First design contract awarded)
|Subclasses=
|Cost=Over [[£]]1.65 [[billion]] per boat (2015 est.)
|Built range=2001–present
|In service range=
|In commission range=2010–present
|Total ships building=1
|Total ships planned=7
|Total ships completed=6
|Total ships cancelled=
|Total ships active=5
|Total ships laid up=
|Total ships lost=
|Total ships retired=
|Total ships preserved=
}}
{{Infobox ship characteristics
| Hide header = 
| Header caption = 
| Ship type = [[Nuclear marine propulsion|Nuclear-powered]] [[attack submarine]]
| Ship displacement = *Surfaced: {{cvt|7,000|to|7400|t|LT|abbr=on}}<ref name="Steve Bush 2014">{{cite book|last=Bush|first=Steve|title=British Warships and Auxiliaries|year=2014|publisher=Maritime Books|pages=10–11 |isbn=978-1904459552}}</ref><ref name="AstuteRN">{{cite web|title=Astute-class attack submarines|url=https://www.royalnavy.mod.uk/the-equipment/submarines/attack-submarines/astute-class
|website=royalnavy.mod.uk|publisher=Royal Navy|access-date=27 July 2016|archive-date=20 July 2019|archive-url=https://web.archive.org/web/20190720070624/https://www.royalnavy.mod.uk/the-equipment/submarines/fleet-submarines/astute-class|url-status=live}}</ref>
*Submerged: {{cvt|7,400|to|7800|t|LT|abbr=on}}<ref name="Steve Bush 2014"/><ref name="AstuteRN"/>
| Ship length = {{convert|97|m|ftin|abbr=on}}<ref name="Steve Bush 2014"/><ref name="AstuteRN"/>
| Ship beam = {{convert|11.3|m|ftin|abbr=on}}<ref name="Steve Bush 2014"/><ref name="AstuteRN"/>
| Ship height = 
| Ship draught = {{convert|10|m|ftin|abbr=on}}<ref name="Steve Bush 2014"/><ref name="AstuteRN"/>
| Ship draft = 
| Ship depth = 
| Ship power = 
| Ship propulsion =*1 × [[Rolls-Royce PWR]] 2 [[nuclear reactor]]
*[[MTU Friedrichshafen|MTU]] 600 kilowatt diesel generators
| Ship speed = {{convert|30|kn|lk=in}}, submerged<ref name="Steve Bush 2014"/><ref name="AstuteRN"/>
| Ship range = Unlimited<ref name="BAEAstute2016">{{cite web|title=BAE Systems - Astute class submarines|url=http://www.baesystems.com/en/product/astute-class-submarines-enhanced|website=baesystems.com|publisher=[[BAE Systems]]|access-date=25 July 2016|archive-date=21 March 2016|archive-url=https://web.archive.org/web/20160321234714/http://www.baesystems.com/en/product/astute-class-submarines-enhanced|url-status=live}}</ref>
| Ship endurance = Unlimited in terms of propulsion, air and water, but otherwise typically 90 days, based on the amount of food carried and endurance of the crew<ref name="BAEAstute2016"/>
| Ship test depth = Over {{convert|300|m|abbr=on}}
| Ship complement = 98 (capacity for 109)<ref name="Steve Bush 2014"/>
| Ship sensors = 
*[[Thales Underwater Systems|Thales]] [[Sonar 2076]]
*[[Atlas Hydrographic|Atlas]] DESO 25 [[Sonar#Echo sounding|echosounder]]
*2 × [[Thales Optronics|Thales]] CM010 [[photonics mast|optronic masts]]
*[[Raytheon Corporation|Raytheon]] [[Identification friend or foe|Successor IFF]]

| Ship EW = 
| Ship armament = 
*6 × {{convert|21|in|mm|abbr=on|0}} [[torpedo tube]]s with stowage for up to 38 weapons:<ref>{{cite web |url=http://www.mod.uk/DefenceInternet/DefenceNews/EquipmentAndLogistics/UksMostPowerfulSubmarineJoinsTheNavy.htm |title=UK's most powerful submarine joins the Navy |date=27 August 2010 |publisher=Ministry of Defence |access-date=11 April 2011 |archive-date=14 April 2011 |archive-url=https://web.archive.org/web/20110414103845/http://www.mod.uk/DefenceInternet/DefenceNews/EquipmentAndLogistics/UksMostPowerfulSubmarineJoinsTheNavy.htm |url-status=live }}</ref><ref name=38weapons/>
** [[Tomahawk (missile family)|Tomahawk]] Block IV cruise missiles 
** [[Spearfish torpedo|Spearfish]] heavyweight torpedoes

| Ship armour = 
| Ship notes = 
}}
|}
The '''''Astute'' class''' is the latest class of [[Nuclear marine propulsion|nuclear-powered]] [[attack submarine]]s in service with the [[Royal Navy]].<ref name="AstuteRN"/> The boats are constructed by [[BAE Systems Submarines]] at [[Barrow-in-Furness]].<ref name="NT-ASTUTE">{{cite news |url=http://www.naval-technology.com/projects/astute/ |title=Naval Technology&nbsp;— SSN Astute Class project details |publisher=naval-technology.com |access-date=8 January 2012 |archive-date=1 July 2018 |archive-url=https://web.archive.org/web/20180701224506/https://www.naval-technology.com/projects/astute/ |url-status=live }}</ref> Seven boats will be constructed: the first of class, {{HMS|Astute|S119|2}}, was launched by [[Queen Camilla|Camilla, Duchess of Cornwall]], in 2007,<ref name="Astute_launch">{{cite news | title = New UK nuclear submarine launched | work = BBC News | date = 8 June 2007 | url =  http://news.bbc.co.uk/1/hi/uk/6733777.stm | access-date =15 June 2007| archive-url= https://web.archive.org/web/20070618113755/http://news.bbc.co.uk/1/hi/uk/6733777.stm| archive-date= 18 June 2007 | url-status= live}}</ref> [[Commissioned (ship)|commissioned]] in 2010, and declared fully operational in May 2014.<ref name="AstuteRN"/> The ''Astute'' class is the replacement for the {{sclass|Trafalgar|submarine|0}} fleet submarines in Royal Navy service.<ref name="AstuteRN"/>