how long can a nuclear submarine stay under water
HMS Artful can stay underwater for up to 25 years without surfacing â its nuclear reactor only needs serviced once per quarter-century, and the submarine can produce breathable air and water from the sea around it. The crew just have to remember to pack a LOT of DVD box sets.MS Artful can stay underwater for up to 25 years without surfacing â its nuclear reactor only needs serviced once per quarter-century, and the submarine can produce breathable air and water from the sea around it. The crew just have to remember to pack a LOT of DVD box sets.