News

Navantia, thyssenkrupp Team Up on Global Submarine ShipbuildingNavantia and thyssenkrupp Marine Systems have signed a memorandum of understanding to jointly explore shipbuilding opportunities in support of submarine efforts across Europe, NATO, and other international customers. News-Übersicht

L3Harris Secures Long-Term US Navy Deal for Submarine Towed ArraysL3Harris has secured US Navy contracts to continue producing key submarine sonar systems that support long-range underwater detection through 2029. News-Übersicht

INS Aridhaman strengthens India’s at-sea deterrence, reports GlobalDataThe recent commissioning of INS Aridhaman by India is set to advance the Indian Navy’s transition to a continuous at-sea deterrence posture, according to data and analytics firm GlobalData. News-Übersicht

Australia readies itself for high-risk submarine life extension for Collins-class – Naval NewsEven as Australia eyes the heady prospect of operating nuclear-powered attack submarines in the future, it is facing the challenge of keeping six ageing Collins-class diesel-electric submarines in service for many more years. News-Übersicht

L3Harris secures U.S. Navy contracts to sustain towed array sonar productionL3Harris Technologies has secured contracts from the Naval Sea Systems Command to continue production of advanced towed array sonar systems for the U.S. Navy. News-Übersicht

The evolution of UK nuclear submarine reactors and Rolls-Royce’s central role – Navy LookoutRolls-Royce Submarines is expanding its reactor production and workforce to support the Royal Navy’s next generation of nuclear submarines and the AUKUS partnership. This technical briefing outlines the evolution of UK naval reactor design, the company’s central…

Royal Australian Navy names autonomous systems unit – Naval NewsThe Royal Australian Navy has formally named the Maritime Autonomous Systems Unit (MASU), marking a key step in Navy’s transition to a more integrated and highly advanced technology‑enabled future force. News-Übersicht

Indra to Equip 6 More Type 212CD Submarines With EW, Radar SystemsIndra is set to equip six more Type 212CD submarines with its electronic warfare and radar systems under a new deal signed with Kongsberg. News-Übersicht

Hanwha Ocean Engages Nova Scotia, Irving to Boost Canada Submarine BidHanwha Ocean has sought to expand cooperation with institutions in Nova Scotia as part of its efforts to win Canada’s Patrol Submarine Project. News-Übersicht

Indra signs a new contract with Kongsberg to equip 6 Type 212CD submarines with its EW and radar systems – Naval NewsIndra has signed a new contract with Kongsberg Defence & Aerospace (KDA) for the supply of electronic warfare and radar systems for the six additional submarines of the Type…

Hanwha Ocean and Irving Shipbuilding explore deeper partnership to support Canada’s long-term naval capability plansHanwha Ocean and Irving Shipbuilding have held high-level discussions in Halifax to explore expanded industrial cooperation. News-Übersicht

US Navy Deactivates Los Angeles Submarine After 10-Year Maintenance StallThe US Navy has announced the deactivation of the Los Angeles-class submarine USS Boise after more than 10 years of sustainment delays. News-Übersicht

Australian firms invited to join SSN-AUKUS submarine supply chain through new qualification programmeBAE Systems Australia has announced a new qualification programme inviting Australian metal fabrication businesses to support the future SSN-AUKUS submarine programme. News-Übersicht

Indra signs contract with Kongsberg to supply electronic warfare and radar systems for six Type 212CD submarinesIndra has signed a contract with Kongsberg Defence & Aerospace to provide electronic warfare and radar systems for six additional Type 212CD submarines. News-Übersicht

Indra showcases advanced submarine technologies at UDT LondonThe Spanish defence company Indra is presenting a range of advanced submarine technologies at the Undersea Defence Technology exhibition in London. News-Übersicht

HAVELSAN Expands Its Underwater C5ISR Capabilities for the Future Operating Environment – Naval NewsHAVELSAN has reinforced its position in underwater command, control, communications, computers, cyber, intelligence, surveillance and reconnaissance (C5ISR) technologies with an integrated portfolio developed for submarines, unmanned underwater vehicles (UUVs) and hybrid maritime platforms. News-Übersicht

TKMS and German Aerospace Center expand partnership to enhance maritime infrastructure protectionThe German naval company TKMS and the German Aerospace Center have signed a memorandum of understanding to expand their strategic partnership. News-Übersicht

US to boost production of devices that can detect advanced submarinesUltra Maritime has received a contract to begin producing the AN/SSQ-125B sonobuoys, which are designed to detect quieter and more advanced submarines at greater distances. News-Übersicht

China’s new crystal may help submarines, missiles navigate without GPSA breakthrough ultraviolet crystal from China could help power next-generation nuclear clocks capable of navigation without GPS signals. News-Übersicht

UK Advances Hybrid Navy Vision With New Underwater Survey CapabilityThe UK has moved closer to its “hybrid navy” ambition after first sea trials of a containerized system enabling autonomous underwater survey operations. News-Übersicht

UK Tracked 3 Russian Subs in Alleged N. Atlantic ‘Covert’ OpThe UK said it had tracked and deterred three Russian submarines on an alleged month-long „covert operation“ in the North Atlantic. News-Übersicht

US Navy Taps General Dynamics for $55M Submarine Combat System UpgradeThe US Navy has awarded General Dynamics Mission Systems a $55-million contract to upgrade the AN/BYG‑1 submarine combat control system, aiming to enhance tactical capabilities across the fleet. News-Übersicht

Third Invincible-Class Submarine Returns to Singapore – Naval NewsThe homecoming ceremony for the Republic of Singapore Navy’s (RSN) Invincible-class submarine, Illustrious, was held yesterday at RSS Singapura – Changi Naval Base. News-Übersicht

UKEF Secures £128 Million for Indonesian Navy’s Submarine Rescue Systems – Naval NewsThe United Kingdom’s export credit agency, UK Export Finance (UKEF), has secured £128 million in loan guarantee financing to support the export of British-made submarine rescue vehicle systems (SRVS) to the Indonesian Navy (TNI AL). News-Übersicht

UK reveals Russian submarine activity near critical infrastructureThe UK Ministry of Defence has revealed that British forces exposed a covert Russian submarine operation in and around UK waters. News-Übersicht

U.S. Navy to inactivate USS Boise after prolonged repair delaysUSS Boise, one of the younger submarines in its class, had been awaiting a scheduled overhaul since fiscal year 2016. During this period, the submarine spent News-Übersicht

UK admits Russian submarines operated over subsea cables for a monthThe UK has unable to prevent Russian submarines from operating over subsea critical national infrastructure for week, in a new admission. News-Übersicht

Royal Navy demonstrates enduring skill deterring a Russian undersea operation – Navy LookoutSpecialist Russian submarines have been detected operating in and around British waters, prompting a coordinated response to track and deter potential threats to critical infrastructure. UK and NATO forces identified a Russian Akula-class attack submarine entering international waters…

Royal Navy team tests C-ROTV underwater survey system in DenmarkThe Royal Navy has recently carried out the first at-sea trials of a containerised remotely operated towed vehicle system. News-Übersicht

TKMS Partners With Canadian Lithium Leader for Next-Gen Submarine ProjectTKMS and E3 Lithium will explore the integration of Canadian lithium into the supply chain for the Canadian Patrol Submarine Project. News-Übersicht

Canadian Patrol Submarine Project: TKMS and E3 Lithium sign teaming agreementTKMS and E3 Lithium have signed a teaming agreement to support Canada’s future submarine capabilities. News-Übersicht

Naval Group Offers Blacksword Barracuda Submarine to Greece – Naval NewsNaval Group has proposed its Blacksword Barracuda design to the Hellenic Navy as part of the service’s next-generation submarine program News-Übersicht

Ultra Maritime wins U.S. Navy contract for new AN/SSQ-125B sonobuoy – Naval NewsOn April 6, 2026, Ultra Maritime announced a new contract with the U.S. Navy for the Low Rate Initial Production of AN/SSQ-125B sonobuoys. News-Übersicht

US Navy Orders Ultra Maritime Sonobuoys to Track Quieter SubmarinesUltra Maritime has secured a US Navy contract for the low-rate initial production of AN/SSQ-125B sonobuoys, designed to detect increasingly quiet submarines at longer ranges. News-Übersicht

US‘ 7,800-ton submarine returns to fleet with 25-knot speedThe USS New Jersey submarine has reentered service following a round of post-delivery upgrades and system adjustments. News-Übersicht

China’s sensor could detect hidden US nuclear submarines using gravityChinese researchers have built a compact gravity sensor that measures tiny mass changes, with the potential to detect submarines at sea. News-Übersicht

India commissions new nuclear ballistic submarine INS Aridhaman and inducts Taragiri Frigate in fleet expansionIndian Navy has quietly inducted a new nuclear-powered ballistic missile submarine, INS Aridhaman, into service, marking a further step in its strategic capabilities. News-Übersicht

Babcock signs bridging deal to continue Royal Navy nuclear submarine support servicesBabcock has signed a six-month bridging arrangement under its Future Maritime Support Programme contract with the UK Ministry of Defence. News-Übersicht

U.S. and French navies launch Razorback UUV from Suffren-class submarineThe U.S. Navy and the French Navy have conducted a joint operation demonstrating advanced undersea capabilities through the launch of a Razorback unmanned undersea vehicle. News-Übersicht

Royal Navy completes NATO Submarine Rescue System trialsThe Royal Navy has completed a four-day NATO Submarine Rescue System exercise in Fort William involving military and civilian personnel. News-Übersicht

Mitsubishi Delivers Japan’s Fifth Taigei Attack SubmarineThe Japan Maritime Self-Defense Force has accepted its fifth Taigei-class diesel-electric attack submarine from Mitsubishi Heavy Industries. News-Übersicht

Indra Takes Aim at Submarine Connectivity Limits With New Satellite LinkIndra Group is targeting a long-standing limitation in submarine operations with a new high-speed satellite terminal designed to boost connectivity underwater. News-Übersicht

UK Orders Teledyne’s Autonomous Underwater Systems to Boost IntelThe UK contracted Teledyne Marine to supply autonomous underwater systems to strengthen the Royal Navy’s undersea intelligence. News-Übersicht

Sweden Strengthens Undersea Operations With More GAVIA AUVsSweden’s Defence Materiel Administration has placed a follow‑on order for additional GAVIA AUVs and payload modules. News-Übersicht

Royal Navy accelerates shift to uncrewed ocean data gathering – Navy LookoutThe RN has signed a contract with Teledyne Marine for advanced uncrewed sensing systems. The move signals further momentum behind the transition from traditional survey ships to distributed, persistent data gathering across the North Atlantic and beyond. Teledyne will…

French Suffren-class submarine launches and recovers U.S. Navy UUV – Naval NewsA French Navy Suffren-class nuclear attack submarine (SSN) successfully launched and recovered a U.S. Navy Razorback underwater drone (UUV) for the first time. News-Übersicht

UK Royal Navy Awards Teledyne Contract for Underwater Gliders – Naval NewsTeledyne will supply a suite of autonomous ocean observing systems, including Sentinel and Slocum gliders, APEX floats, and associated services, enhancing the Royal Navy’s ability to gather high-quality environmental data across complex and remote maritime environments. News-Übersicht

New Japanese submarine boosts stealth with lithium battery tech powerJapan’s navy received its fifth Taigei-class submarine on March 10 as Mitsubishi Heavy Industries handed over JS Chōgei in Kobe. News-Übersicht

U.S. Navy undocks submarine USS John WarnerNorfolk Naval Shipyard has undocked the Virginia-class submarine USS John Warner (SSN 785), marking a key milestone in its Extended Drydocking Selected Restricted Availability. News-Übersicht

Indra Taps Ka-Band Tech to Upgrade Submarine Comm CapabilitiesIndra Sistemas has completed the development and certification of a new Ka-band submarine satellite communication terminal. News-Übersicht

US Navy commissions Virginia-class submarine USS MassachusettsThe US Navy has commissioned the Virginia-class fast-attack submarine USS Massachusetts on 28 March during a ceremony at Boston Harbor. News-Übersicht

U.S. Navy Commissions Submarine USS Massachusetts (SSN 798) – Naval NewsThe U.S. Navy commissioned the Virginia-class fast-attack submarine USS Massachusetts (SSN 798) in a traditional ceremony held March 28 at Boston Harbor. News-Übersicht

Indra develops Ka-band satellite terminal for submarinesIndra has completed development and certification testing of its TSUB 40Ka satellite communications terminal for submarines. News-Übersicht

U.S. Navy undocks USS Albany ahead of schedule following maintenance at Naval Submarine Base New LondonPortsmouth Naval Shipyard undocked the Los Angeles-class attack submarine USS Albany (SSN 753) on March 26 at Naval Submarine Base New London. News-Übersicht

Russian Navy To Replace Entire Nuclear Attack Submarine Fleet With Yasen-Class Armed With Hypersonic MissilesMarine Insight – The maritime industry guide. News-Übersicht

U.S. Navy commissioned Virginia-class submarine USS MassachusettsThe U.S. Navy commissioned the Virginia-class fast-attack submarine USS Massachusetts (SSN 798) during a ceremony held March 28 at Boston Harbor. News-Übersicht

Sweden orders additional Teledyne Gavia underwater vehiclesSwedish Defence Materiel Administration has placed a follow-on order for additional autonomous underwater vehicle systems from Teledyne Gavia, part of Teledyne Marine. News-Übersicht

US Navy Invests $478M in Submarine Imaging SystemsThe US Navy has awarded a $478-million contract to Lockheed Martin to support and produce submarine imaging systems.  News-Übersicht

U.S. Navy To Deploy “TTLR” System To Launch & Recover Stealth AUVs From Submarine Torpedo TubesMarine Insight – The maritime industry guide. News-Übersicht

US Buys Torpedo Tube Launch and Recovery System From L3HarrisThe US Navy is advancing its undersea warfare capabilities with a new system that allows submarines to launch and recover autonomous underwater vehicles without surfacing. News-Übersicht

L3Harris secures contract to deliver autonomous underwater vehicle launch system for U.S. Navy submarinesL3Harris Technologies has received an Other Transaction Authority contract from the Department of War’s Defense Innovation Unit to provide an autonomous underwater capability for U.S. Navy submarines. News-Übersicht

US submarines to get torpedo tube-based autonomous vehiclesL3Harris Technologies has received a contract to deliver the Torpedo Tube Launch and Recovery (TTLR) system to boost US Navy’s submarine capabilities. News-Übersicht

Hanwha Ocean: KSS-III submarine departs for Canada, showcasing long-range capability ahead of joint naval exerciseHanwha Ocean has deployed a KSS-III submarine to Canada, marking a milestone in defence cooperation between Canada and the Republic of Korea. News-Übersicht

China’s Own Seawolf-class Submarine: The Type 095 – Naval NewsUntil now the U.S. Navy’s Seawolf-class stood as the benchmark. Now, it appears that China’s the Type 095 (also known as Type 09V), is built with a similarly ambitious philosophy. News-Übersicht

China conducting oceanographic surveys for undersea surveillanceChina is mapping vast stretches of the ocean floor, gathering data that experts say could give its submarines a major strategic advantage. News-Übersicht

TKMS und ST Engineering unterzeichnen Absichtserklärung in SingapurTKMS und der Marinebereich von ST Engineering wollen in Singapur ein gemeinsames Wartungs- und Servicezentrum für die U-Boote der Republic of Singapore Navy (RSN) und weitere internationale Nutzer von TKMS-U-Booten aufbauen News-Übersicht

TKMS and ST Engineering to explore establishment of joint submarine serviceTKMS and ST Engineering’s Marine arm have signed a memorandum of understanding to explore establishing a joint service and maintenance centre in Singapore. News-Übersicht

TKMS and ST Engineering to Establish Submarine Service Hub in Singapore – DEFCROS NewsGermany’s TKMS and Singapore’s ST Engineering signed an agreement to establish a joint submarine maintenance center in Singapore. News-Übersicht

TKMS and ST Engineering could set up submarine maintenance hub in Singapore – Naval NewsTKMS and ST Engineering’s Marine Arm Sign MoU to explore the establishment of a Joint Service and Maintenance Center for Singapore and international users of TKMS submarines. News-Übersicht

Royal Navy’s SSN-AUKUS Submarines to feature VLS – Naval NewsThe United Kingdom has requested U.S. aid in generating a common „vertical deployment tube“ and other associated weapons systems to be shared across the SSN-AUKUS submarine program. News-Übersicht

U.S. Opens Massive $2.4 Billion “Factory Of The Future” To Boost Nuclear Submarine ProductionMarine Insight – The maritime industry guide. News-Übersicht

China maps ocean floor as it prepares for submarine warfare with USDozens of Chinese research vessels are on a quest to map the sea floor at strategically vital regions of the world’s oceans. News-Übersicht

U.S. approves $1 billion AUKUS support package to the United KingdomThe United States has approved a potential $1 billion expansion of support for the United Kingdom under the AUKUS security partnership. News-Übersicht

The Last Instance of a U.S. Navy Submarine Sinking an Enemy Ship in Combat – DEFCROS NewsThe TWZ Newsletter offers weekly military technology insights. Recently, a U.S. submarine sank an Iranian warship, marking historical significance. News-Übersicht

Get to Know the UK’s Vanguard-Class SubmarineExplore the Vanguard-class submarine, its nuclear deterrent role, stealth capabilities, and how it sustains the UK’s strategic underwater defense. News-Übersicht

Confirmation that next generation Royal Navy SSNs to have vertical launch cells – Navy LookoutA newly approved US support package for the SSN-AUKUS programme has effectively confirmed that the RN and Royal Australian Navy’s next-generation attack submarines will be equipped with vertical launch cells. The detail, contained within a US…

New project to ‘mass produce’ parts for US nuclear submarinesA new public-private project between the US Navy and Hadrian will establish a factory to mass produce nuclear submarine components. News-Übersicht

U.S Navy Awards New Contract To Accelerate Construction Of Columbia-Class SubmarinesMarine Insight – The maritime industry guide. News-Übersicht

UK Deploys Nuclear-Powered Submarine In Arabian Sea As Tensions With Iran EscalateMarine Insight – The maritime industry guide. News-Übersicht

Royal Navy deploys HMS Anson submarine to Arabian SeaThe United Kingdom has deployed its nuclear-powered submarine HMS Anson to the Arabian Sea, according to a report by the Daily Mail citing military sources. News-Übersicht

Hadrian opens ‘Factory of the Future’ in AlabamaHadrian has opened a new advanced manufacturing facility in Cherokee, Alabama to support U.S. Navy Columbia- and Virginia-class submarine programs. News-Übersicht

U.S. Navy installs first welded additively manufactured flange on USS WashingtonThe achievement underscores the role of advanced manufacturing in maintaining and modernising the U.S. Navy’s submarine fleet. Portsmouth Naval Shipyard said News-Übersicht

General Dynamics Lands $15B to Advance Columbia-Class Submarine ProgramThe US Navy has awarded General Dynamics Electric Boat a $15.38-billion contract modification to support, sustain, and accelerate the Columbia-class submarine program. News-Übersicht

US opens funding tap to boost submarine manufacturingUS President Donald Trump is attempting to revitalise the country’s maritime industry, with a focus on submarine manufacturing. News-Übersicht

U.S. Navy awards $15.4 billion contract modification to advance Columbia-class submarine program through 2035The United States Navy has awarded General Dynamics Electric Boat a $15.38 billion contract modification to support the Columbia-class ballistic missile submarine program. News-Übersicht

Canadian Patrol Submarine Project: Gastops and TKMS partner to establish in-service support centre of excellence in CanadaGastops and TKMS have signed a teaming agreement to support the Canadian Patrol Submarine Project through the creation of a new support capability in Canada. News-Übersicht

Swedish Defence Minister visits HMS Uppland in PolandSweden’s Minister for Defence Pål Jonson visited the Swedish submarine HMS Uppland in the Polish port of Gdynia during last week’s State Visit to Poland. News-Übersicht

U-Boot-Beschaffung in Peru: HDS-1500MGP aus SüdkoreaDie peruanische Kriegsmarine (MGP) forciert den Generationswechsel ihrer U-Boot-Flotte und beschafft neue Systeme des südkoreanischen Unternehmens Hyundai Heavy Industries. Bei der Entwicklung der Jagd-U-Boote der neuen Klasse HDS-1500MGP bietet sich auch für deutsche Zulieferer die Chance, kritische Subsysteme wie FüWES, Sonaranlagen und Antriebstechnik beizusteuern. News-Übersicht

Saab sets sights on LUUV sea trials in mid-2026 – Naval NewsA large uncrewed underwater vehicle (LUUV) demonstrator built by Saab for the Swedish FMV is on track to start sea trials News-Übersicht

Azhdar: Irans neue Unterwasserbedrohung für die US-MarineUnterwasserwaffensysteme aus chinesischer Produktion stellen eine ernsthafte Bedrohung für die Schiffe der US-Marine in der Nähe des Iran dar. News-Übersicht

US Navy, DIU Select Anduril for XL Autonomous Submarine ProgramThe US Navy and the Defense Innovation Unit (DIU) have chosen Anduril for its extra-large autonomous underwater vehicle (XL-AUV) program. News-Übersicht

U.S. Navy selects Anduril’s Dive-XL for XL-AUV programThe Defense Innovation Unit (DIU) and the U.S. Navy have selected Anduril to participate in the Combat Autonomous Maritime Platform Project (CAMP). News-Übersicht

US Defense Innovation Unit taps Anduril’s Dive-XL, drawing on success of RAN Ghost SharkThe US Navy has selected defence technology company Anduril Industries to help develop and demonstrate a new class of long-range autonomous underwater vehicles, highlighting the growing strategic importance of robotic systems operating beneath the waves. News-Übersicht

TKMS, VEM Technologies Partner to Produce Torpedoes in IndiaTKMS has signed a teaming agreement with VEM Technologies of India to jointly produce heavyweight torpedoes in the country. News-Übersicht

DIU and U.S. Navy select Anduril for XL-AUV program – Naval NewsThe Defense Innovation Unit (DIU) and the U.S. Navy have selected Anduril to address the persistent operational gap beneath the waves through participation in the Combat Autonomous Maritime Platform Project (CAMP) News-Übersicht

US Navy taps Anduril’s Dive-XL extra-large autonomous submarineAnduril will test its Dive-XL autonomous submarine for the US Navy under the CAMP program aimed at expanding autonomous maritime warfare. News-Übersicht

Royal Marine commandos deploy from a German submarine during NATO exercise in the Arctic – Navy LookoutWith no Royal Navy submarines available, elements from the Commando Force have rehearsed a covert Arctic reconnaissance mission. The marines were deployed from the German Type 212A submarine, U-35, during NATO exercise Cold Response…

Virginia-Class Submarine: The Workhorse Beneath the WavesPlunge head first into what makes Virginia-class submarine a US undersea power that blends stealth, firepower, and intelligence. News-Übersicht

Hanwha Teams With Canadian Firms, Universities for Next-Gen Patrol Submarine ProgramHanwha Ocean has signed five industry teaming agreements and three memoranda of understanding with Canadian companies and universities in support of the Canadian Patrol Submarine Project. News-Übersicht

US Navy conducts under-ice Arctic exercise with Royal Navy submariners embarked – Navy LookoutThe US Navy has begun Operation ICE CAMP Boarfish 2026, a three-week Arctic event focused on testing submarine operations beneath the polar ice cap. The operation, launched on 7 March, involves the attack submarines USS Delaware and…