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Submarine Design

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Navy Redesignates 19 VPM‑Equipped Virginia Submarines as SSGNs

The Navy says the change reflects a large boost in conventional strike capacity from the Virginia Payload Module.

China’s 120‑Meter Sailless Submarine Spotted at Shanghai Shipyard

Audit Forces Australia to Scale Back Collins‑Class Life Extension

Navy Commissions USS Idaho, 26th Virginia-Class Attack Submarine

Bow of Lead Columbia-Class Sub Heads to Electric Boat for Final Assembly

HMS Agamemnon Completes First Submerged Trim Dive in Barrow