USS Vermont (SSN-792) transits the Thames River while conducting routine operations on Oct. 15, 2020. US Navy Photo
The submarine community is nearing a plan for its Block VI Virginia-class submarine, which will be an improvement in stealth and capability compared to the boats under construction today and will be a bridge to the upcoming SSN(X) program.
The Block V Virginia submarines – the first three of which have already begun construction – represent the first time the Navy has made a major...
https://news.usni.org/2020/11/20/navy-new-virginia-block-vi-virginia-attack-boat-will-inform-ssnx