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US Military Weapons Used Against Iran: B-2, F-35, Tomahawk & GBU-57 Explained

From stealth bombers to bunker busters, the US is deploying its most advanced weapons against Iran's nuclear and military infrastructure. Here's what each weapon does and why it was chosen.

By A Versus B Team|March 21, 2026

US Military Weapons Deployed Against Iran in 2026

The US military has deployed some of its most advanced weapons systems in operations against Iran. Here's a breakdown of each.

B-2 Spirit Stealth Bomber

The star of the campaign — see B-2 vs B-52 for full comparison.

SpecValue
TypeStrategic stealth bomber
Cost$2.1 billion each
Fleet Size20 aircraft
Range6,000+ nautical miles
Key WeaponGBU-57 Massive Ordnance Penetrator

The B-2 is the only aircraft that can carry the GBU-57 bunker buster and penetrate Iran's S-300 air defenses undetected.

GBU-57 Massive Ordnance Penetrator (MOP)

  • Weight: 30,000 lbs (14 tons) — largest non-nuclear bomb in US inventory
  • Penetration: 200+ feet of earth, 60 feet of reinforced concrete
  • Purpose: Destroying Iran's underground nuclear facilities (Fordow, Natanz)
  • Carrier: Only B-2 Spirit can carry it (2 per aircraft)

F-35 Lightning II

See F-22 vs F-35 and F-35 vs Su-57.

  • Role: SEAD (Suppression of Enemy Air Defenses), ISR, precision strike
  • Advantage: Stealth allows it to map and destroy S-300 sites
  • Deployed from: Land bases and USS Gerald R. Ford carrier

Tomahawk Cruise Missiles

SpecValue
Range1,000+ miles
SpeedSubsonic (550 mph)
Warhead1,000 lb conventional
GuidanceGPS + terrain matching
Launched fromDestroyers, submarines, B-52s

Tomahawks are the workhorse of the campaign — hundreds launched from Arleigh Burke destroyers and Ohio-class submarines in the Persian Gulf.

B-52 Stratofortress

The 70-year-old bomber serves as a cruise missile truck — see B-2 vs B-52.

  • Carries 20 AGM-86 cruise missiles
  • Launches from outside Iranian airspace
  • Provides overwhelming volume of precision strikes

Patriot & THAAD Missile Defense

Deployed to protect US bases and allies — see Patriot vs S-300.

  • Patriot PAC-3 MSE: Defends against Iranian ballistic missiles
  • THAAD: Terminal High Altitude defense, intercepts in upper atmosphere

Aircraft Carriers

  • USS Gerald R. Ford (CVN-78): Deployed to Persian Gulf
  • Carries 75+ aircraft including F-35C, F/A-18E/F Super Hornets
  • Protected by Aegis cruisers and destroyers with SM-3 interceptors

Conclusion

The US is leveraging technological superiority — stealth, precision guidance, and standoff weapons — to minimize risk while maximizing damage to Iran's military infrastructure. The combination of B-2 stealth with GBU-57 bunker busters represents a capability no other nation possesses.

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This article is for informational and educational purposes only. Operational details are based on publicly available information.

#us-military#iran#b-2#f-35#tomahawk#gbu-57#weapons#2026

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