Revised
Iran's Jask-2 submarine launched missile 
On the third day of Iran’s Velayat 97 exercises, the Iranian media published reports that a cruise missile had been demonstrated aboard an IS-120 Ghadir Class midget submarine. This article disects the footage...
All articles
Royal_Navy_Littoral_Strike_Ships
Updated. Originally posted 12th Feb 2019
Littoral Strike Ship
On 11th February 2019 British Defence Secretary Gavin Williamson announced the concept and development phase of a new class of amphibious warfare vessel to support the Royal Marines, and by inference, Special Forces. The new vessels will operate close to enemy shores and be termed Littoral Strike Ships... 
Read More >....
Poseidon_Torpedo
Updated
Russian Poseidon Intercontinental Nuclear-Powered Nuclear-Armed Autonomous Torpedo
Poseidon is the largest torpedo ever developed in any country. Countering this system is will force Western planners to reconsider anti-submarine warfare (ASW) and undersea sensor/weapons investment.... 
SAROV-Class_Submarine
Originally posted 9th Sept 2014. Sarov Class submarine demystified
The Project 20120 Sarov Class submarine is critical to Russia’s development of the new KANYON (Status-6) nuclear armed nuclear powered strategic weapon. This submarine has kept analysts guessing. Trying to decipher her unique form and curious appendages merely adds to the mystery. She is a boat which is not well documented, and many illustrations of her turn out to be quite misleading. The same can be said of much of the early analysis which still affects write-ups on the subject.
G20_Gyroplane
The submarine launched helicopter from 1930s
When the French submarine Surcouf entered service in 1934 it was the first in the world with an aircraft capability designed-in. It’s compact MB.411 floatplane, which folded to fit inside the integral hangar, was a work of art. But French aviation designer René Dorand had an even more ingenious solution to deploying aircraft from submarines...
Read More >....
US_Navy_North_Korean_Submarine
WSTTT: US Navy's North Korean midget submarine
In May 2004 the US Navy 'sunk' a North Korean Sang-O Class midget submarine as an underwater target off San Clemente Island, California. In fact it was the purpose-built WSTTT (Weapon Set-To-hit Threat Target)...
Read More >....
Kairyu_Midget_Submarine
Imperial Japanese Navy 'Kairyu' Class midget submarine
In the final months of World War Two, the Imperial Japanese Navy prepared a vast fleet of midget submarines to defend the home islands. Many of these designs crude and reflected the desperation of the times, but one design stands out...
Read More >....
World_Submarines_Quiz
Test your submarine identificant skills.
Venezuelan_Navy_Submarines
Venezuelan Navy Submarine Capabilities
The most potent vessels in the Venezuelan Navy are two German-built Type-209/1300 diesel-electric attack submarines..
Read More >....
Poseidon_demystified
Poseidon Intercontinental Nuclear Autonomous Torpedo demystified Poseidon represents a completely new category of underwater weapons that will significantly alter the mission priorities of the US and British nuclear submarine forces. Although there are snippets of reliable source material on the weapon, it has an air of super-weapon mystery similar to Soviet weapon developments of the Cold War. This article seeks to step back from the mess and provide a reasoned understanding of what Poseidon is and is not...
Read More >....