Strategic BombActive (Being Retired)
United States
B83 Nuclear Bomb
America's last megaton-class warhead and highest-yield weapon in the U.S. arsenal.
Yield1.2 Megatons
weight2,400 lbs
length12 feet
deploymentAir-dropped
Weapons Reference
Global Arsenal
Information about major nuclear weapons systems, warheads, and test devices. Learn about yields, roles, origin states, and history.
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Hydrogen BombHistorical Test
Soviet Union
Tsar Bomba (RDS-220)
The largest nuclear explosion in history, a 50-megaton demonstration of Soviet nuclear capability.
Yield50 Megatons
weight27 metric tons
length8 meters
deploymentTest Only
ICBMActive
China
Dongfeng-41 (DF-41)
China's longest-range missile capable of reaching any point on Earth with multiple warheads.
YieldMultiple MIRVs
range15,000 km
warheadsUp to 10 MIRVs
deploymentMobile/Silo
ICBMActive
Russia
RS-12M Topol-M (SS-27)
Russia's first post-Soviet ICBM with advanced penetration aids and mobile capability.
Yield550 Kilotons
range11,000 km
warheads1 (Single)
deploymentMobile/Silo
SLBM WarheadActive
United States
W88 Warhead
America's most advanced submarine-launched nuclear warhead for Trident II missiles.
Yield475 Kilotons
weight175-360 kg
length5.75 feet
deploymentSubmarine
ICBMActive
United States
LGM-30G Minuteman III
The backbone of America's land-based nuclear forces for over 50 years.
Yield300-335 Kilotons
range13,000 km
warheads1 (De-MIRVed)
deploymentSilo-based
Test DeviceHistorical Test
United States
Castle Bravo Test
The largest U.S. nuclear test, which exceeded expectations and caused widespread fallout.
Yield15 Megatons
weight23,500 lbs
length15 feet
deploymentTest Device