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Submarines

Latest in Submarines

A new type of submarine that appears to lack a traditional sail has emerged in China. The same shipyard launched a smaller 'sailless' submarine — a technology demonstrator — eight years ago.
Submarines

New Large Chinese Submarine With Very Unique Feature Just Caught On Satellite Imagery

By Joseph Trevithick

Posted on Jun 3, 2026

South Korea has confirmed plans to develop a new class of nuclear-powered submarines, the Jang Bogo N Project. These will put South Korea in an exclusive class of nations operating nuclear-powered subs, with currently only China, France, India, Russia, the United Kingdom, and United States having them in active service.
Submarines

South Korea Getting Nuclear Submarines Is A Huge Deal

By Thomas Newdick, Tyler Rogoway

Posted on May 26, 2026

The U.S. Navy sees a future in which uncrewed underwater vehicles (UUV) work together with submersibles loaded with SEALs.
Submarines

Navy SEALs In Mini-Submarines Teamed With Underwater Drones In The Works

By Joseph Trevithick, Howard Altman

Posted on May 20, 2026

Navy Calls It Quits On Attack Submarine USS Boise’s Never Ending Overhaul
Los Angeles Class

Navy Calls It Quits On Attack Submarine USS Boise’s Never Ending Overhaul

By Joseph Trevithick

Posted on Apr 10, 2026

Here Is What Trump’s Gargantuan $1.5T Defense Budget Has In It
Submarines

Here Is What Trump’s Gargantuan $1.5T Defense Budget Has In It

By Joseph Trevithick

Posted on Apr 8, 2026

A submarine attack by the USS Thresher (commanded by Commander W.J. Millican) has broken the back of this Japanese ship, hitting amidships. It is about to sink.
Diesel-Electric Submarines

The Last Time A U.S. Navy Submarine Sunk An Enemy Ship In Combat

By Thomas Newdick

Posted on Mar 4, 2026

U.S. Navy Submarine Torpedoes Iranian Frigate In Indian Ocean
Submarines

U.S. Navy Submarine Torpedoes Iranian Frigate In Indian Ocean

By Howard Altman, Joseph Trevithick

Updated on Mar 4, 2026

Lockheed Martin has rolled out a new highly modular uncrewed undersea vehicle called Lamprey than can be configured to launch waves of aerial kamikaze drones.
Submarines

Undersea Drone That Attaches Itself To Other Vessels Unveiled By Lockheed

By Joseph Trevithick

Posted on Feb 9, 2026

Satellite imagery is now available showing the aftermath of a Ukrainian attack yesterday on a Russian Navy Improved Kilo class diesel-electric submarine in the Black Sea naval stronghold of Novorossiysk.
Diesel-Electric Submarines

Aftermath Of Ukraine’s Underwater Drone Attack On Russian Submarine Seen In Satellite Imagery

By Thomas Newdick, Joseph Trevithick

Posted on Dec 16, 2025

French authorities reportedly took defensive measures against five drones flying over an extremely sensitive base that is home to the nuclear submarines that make up the nation's second-strike deterrent force.
Submarines

Nuclear Submarine Base Drone Incursion Prompts French Military Response

By Howard Altman

Posted on Dec 5, 2025

We have gotten our best look so far at China’ mysterious, trimaran-hulled vessel, the purpose of which remains unknown.
Submarines

China’s Mysterious Submarine-Ship Hybrid Breaks Cover

By Thomas Newdick

Posted on Dec 3, 2025

Poland’s next submarines will be provided by Sweden, in the shape of the advanced A26 class. Under the Orka acquisition program, Warsaw will buy three of the boats, which use an air-independent propulsion system, to replace the Polish Navy’s single Soviet-era Kilo class submarine.
Diesel-Electric Submarines

Sweden’s A26 Diesel-Electric Submarine Scores Big Win With Polish Order

By Thomas Newdick

Updated on Nov 26, 2025

Russia has launched the first of its new Project 08951 class of nuclear-powered submarine, named Khabarovsk, which is intended to be armed with the Poseidon nuclear-powered, nuclear-tipped, ultra-long-endurance torpedo. At this stage, details of the new submarine remain scarce, but its completion, though long delayed, reflects the continued priority Moscow is assigning to strategic weapons systems, including novel ones without direct comparison.
Nuclear Guided Missile Submarines (SSGNs)

Russia’s New Nuclear Torpedo-Carrying Submarine Has Been Launched

By Thomas Newdick

Updated on Nov 3, 2025

President Donald Trump has come out in support of a future fleet of South Korean nuclear-powered submarines.
Nuclear Attack Submarines (SSNs)

South Korea’s Nuclear Submarine Ambitions Take Major Step Forward

By Joseph Trevithick

Posted on Oct 31, 2025

President Vladimir Putin says that Russia successfully tested one of its Poseidon nuclear-powered, nuclear-tipped, ultra-long-endurance torpedoes yesterday. The Russian leader’s revelation comes just two days after the announcement of a first long-range test for the Burevestnik nuclear-powered cruise missile, and is part of a wider pattern of recent nuclear signaling by the Kremlin.
Submarines

Powered Test Of Poseidon Nuclear Torpedo, Putin Claims

By Thomas Newdick

Posted on Oct 29, 2025

South Korea has launched its biggest and most ambitious submarine yet, the Jang Yeong-sil, as the first of the second batch of its locally designed and built KSS-III program.
Diesel-Electric Submarines

South Korea Has Launched Its Most Advanced Submarine Ever

By Thomas Newdick

Posted on Oct 23, 2025