The heavyweight explosive is known as a GBU-57A/B Massive Ordnance Penetrator and was designed by Boeing for the United States Air Force.

Iran’s nuclear sites were targeted with more than a dozen of the 30,000-pound bunker-busters deployed from B-2 stealth bombers.

The 30,000-pound Massive Ordnance Penetrator is considered by analysts to be the best shot at getting through to targets ...

Bunker buster bombs are not battlefield munitions. They serve a very specific purpose, with potential returns far outpacing ...

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President Donald Trump announced June 21 that American warplanes dropped bombs on three nuclear sites, one of them deep ...

That task would most likely fall to a small number of US Air Force strategic bombers that are capable of delivering 13,610kg precision-guided bombs designed to destroy subterranean targets.

Seven B-2 stealth aircraft dropped a total of 14 GBU-57 bunker-buster bombs on Iranian nuclear sites last weekend.

Bunker buster bombs can go to varying depths depending on the model, from just under 2 feet with the BLU-109 to over 200 feet ...

American military engineers designed the GBU-57/B bomb to devastate deeply buried bunkers without radioactive fallout. It’s the only nonnuclear weapon that can reach Iran’s hardest target ...