Developed with multiple pressure hulls, including five inner hulls situated inside a superstructure of two parallel main hulls, the Typhoon-class was also wider than any other submarine ever built.

The Borei-class (Project 955) is Russia’s latest generation of nuclear-powered ballistic missile submarines (SSBNs), designed to replace the aging Delta and Typhoon ... like Inside the B-17 ...

Borei class is a Russian fourth-generation nuclear-powered missile submarine. It is intended to eventually replace the ageing Delta III and Typhoon class submarines and become an important ...