USS Columbia: The US nuclear submarine built to run 42 years without reactor refueling

AI Summary

The US is developing Columbia-class nuclear submarines featuring life-of-ship reactors with no need for mid-life refueling, enhancing military stealth and operational readiness. The first vessel is slated for delivery in 2029, aimed at replacing Ohio-class submarines.

The United States is in the process of building its advanced Columbia-class submarines, designed to strengthen its nuclear deterrent. These submarines will incorporate a life-of-ship nuclear reactor, which will eliminate the need for mid-life refueling, enhancing operational readiness and lowering long-term costs. Set to replace the older Ohio-class vessels, the first of these submarines is expected to be delivered in 2029, greatly improving stealth capabilities and survivability at sea.