[Album] PLAN Type 039B/YUAN-class diesel-electric attack submarine

How do submarines surface after deeper than 5000 meter dives?

USS Cheyenne (SSN 773) Los Angeles-class Flight III 688i (Improved) attack submarine coming into Portsmouth, New Hampshire from sea trials - December 21, 2025 SRC: FB- Scott Thorp

Merry Christmas

WW2 Question- Radar

USS South Dakota (SSN 790) Virginia-class Block III nuclear attack submarine leaving Faslane, Scotland - December 15, 2025 SRC: X-@MichaelJWC626

Submarine Pocket Notebook/Countdown Calendar

HD HHI and Peru launch Joint Development of Next-Gen Submarine - Naval News

I’ve always thought the French Triomphant class were the most beautiful of all the boomers

Some late night humor for the sub

YT channel named "Military Code" - genuine stuff or AI slop?

Los Angeles-class Flight III nuclear-powered attack submarine USS Alexandria (SSN-757) commanded by CDR Mike Bernacchi surfaces in the North Polar Ice Cap region as she takes part in a joint USN/RN operation ICEX 2007. Photo by PO Phot Terry Seward.

When a submarine is moored, not active. How long will minimal crew stay on board

US submarines are outnumbered in the Pacific. South Korea has a plan to help | CNN

USS Annapolis (SSN 760) Los Angeles-class Flight III 688i (Improved) attack submarine coming into Guam after 4-month deployment - December 18, 2025 SRC: dvidshub.net

Germany's TKMS Secures Largest-Ever Heavyweight Torpedo Order for Type 212CD Submarine Program

Is there any possibility that the reason WWII submarines were called "pig boats" was partially because of Great Lakes Whaleback freighters?

Control room of a Japan Maritime Self-Defense Force's Oyashio-class diesel-electric attack submarine JS Setoshio (SS-599). Both photos by Japan MoD.

A “dad joke,” as an apology

Typhoon Vertical Stern Rudder

USS California (SSN 781) Virginia-class Block II nuclear-powered attack submarine coming into Groton,Connecticut following a 7-month deployment - December 19, 2025 SRC: FB- Visual Information Service Center

French Navy Suffren-class (Barracuda) nuclear-powered attack submarine coming into Faslane, Scotland - December 18, 2025 SRC: X-@DougieCoullPix

SONAR room of a Thresher/Permit-class nuclear-powered attack submarine USS Gato (SSN-615), 1995.

HSwMS Halland, the last of Sweden’s Gotland-class submarines to undergo modernization [1169  x  778]

The Polish escort destroyer ORP Krakowiak (L115), Type II Hunt-class, tows the German Type XXIII submarine U-2377 off the northern tip of Ireland for scuttling as part of Operation Deadlight. Krakowiak was formerly the British escort destroyer HMS Silverton. November 28, 1945