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Nuclear submarine facts for kids

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USS Key West SSN-722
an American Los Angeles-class nuclear attack submarine

A nuclear submarine is a submarine powered by a nuclear reactor. The large amount of power generated by a nuclear reactor allows nuclear submarines to work at high speed for long periods of time. Current generations of nuclear submarines never need to be refueled throughout their 25-year lifespans.

Simulacrum of nuclear-powered cruise missile fast-attack submarine

' - Simulacrum of the .

- on  Official Infographic

' - Simulacrum of the .

- on  Official Infographic

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