The Israeli assessment also holds that Iran's stockpiles were spread across Isfahan, Fordo, and Natanz, and had not been ...

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

The U.S. Air Force has just taken delivery of the first GBU-57A/B (Massive Ordnance Penetrator). It weighs 30,000 lb and will penetrate 200 ft of hardened concrete BEFORE it goes off. If you are ...

The US Air Force says the GBU-57 bunker-buster bomb can penetrate up to 200 feet below ground before exploding.

Trump confirmed the U.S. used bunker buster bombs to strike Iran’s Fordow site, alongside missile attacks on Natanz and ...

The U.S. bombers that attacked Iran's nuclear sites dropped GBU-57 Massive Ordnance Penetrators, bunker-busting bombs designed to destroy hardened underground targets, for the first time in warfare. A ...

Massive Ordnance Penetrator bomb In this photo released by the U.S. Air Force on May 2, 2023, airmen look at a GBU-57, or the Massive Ordnance Penetrator bomb, at Whiteman Air Base in Missouri.

Although the US has sold less powerful bunker buster weapons to Israel, it has declined to share the Massive Ordnance Penetrator with any of its allies. “I’ve seen 500-pounders, and they’ll ...

Known officially as the Massive Ordnance Penetrator (MOP), the GBU-57 was designed to attack hardened concrete buildings, particularly those underground. The bomb is 20.5 feet long with a diameter ...

The US military did not use bunker-buster bombs on one of Iran’s largest nuclear sites last weekend because the site is so ...

President Trump is claiming the strikes “obliterated” three underground nuclear sites in Iran protected by military grade ...

The "massive ordnance penetrator," or MOP bomb, will be the largest conventional bomb in the U.S. arsenal. It is now undergoing testing and is slated to come on line by mid-2010.