Columbia-class submarine
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The upcoming Columbia class are nuclear-powered ballistic missile submarines of the United States Navy, designed to replace the Ohio class. Construction of the first vessel began on 1 October 2020, an
The planned Columbia-class submarine, as drawn in 2019 by Naval Sea Systems Command
2012 artist's conception of the Ohio Replacement Submarine
Peacekeeper, Minuteman I and Minuteman III ICB Ms
UGM-133 Trident II
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The UGM-133A Trident II, or Trident D5 is a submarine-launched ballistic missile, built by Lockheed Martin Space in Sunnyvale, California, and deployed with the United States Navy and Royal Navy. It w
Columbia-class submarine
…of twelve submarines are planned, and construction of the lead boat began in 2021. Each submarine will have sixteen missile tubes, each carrying one UGM-133 Trident II D5LE missile. (The ninth and later Columbias are to receive the upgraded D5LE2s.) The submarines will be 560 feet (170.7 m) long and 43 feet (13.1 m…
Trident II missile image
USS Kentucky firing a Trident II SLBM in 2015 as part of the DASO 26 test launch
USS Kentucky, an Ohio-class submarine of the US Navy
HMS Vigilant, a Vanguard-class submarine of the Royal Navy