Two main weapons were associated with this concept: a blast variant, the GBU-43/B MOAB (Massive Ordnance Air Blast), a 21,700-pound conventional bomb designed to destroy a large area; and a …

Feb 13, 2026 · The GBU-57 Massive Ordnance Penetrator is produced in limited quantities due to its specialized design, involving advanced materials and rigorous testing. Historical production data …

3 days ago · The U.S. Air Force has awarded Boeing a $62.55 million contract to replenish GBU-57 Massive Ordnance Penetrator bunker-buster bombs, restoring America's unique ability to destroy …

The Massive Ordnance Penetrator (MOP) is a weapon system designed to accomplish a difficult, complicated mission of reaching and destroying our adversaries' weapons of mass destruction …

Jun 19, 2025 · The MOP guides itself using a combination of GPS and an inertial navigation system, then impacts the surface at high speed while using a specialized steel alloy casing to “drill” through …

Feb 16, 2026 · During the mission, U.S. Air Force B-2 Spirit stealth bombers dropped 14 of the 30,000-pound bombs on hardened sites. It marked the first time the Massive Ordnance Penetrator was used …

Jun 17, 2025 · The GBU-57s, or the Massive Ordnance Penetrator (MOP for short), were carried by a fleet of B-2 bombers, marking the first time the munitions were used in combat.

The Air Force has not fully funded the final full-scale tests required to support fielding of the Large Penetrator Smart Fuze (LPSF) enabled GBU-57 Massive Ordnance Penetrator (MOP).

Jun 19, 2025 · The GBU-57 MOP (Massive Ordnance Penetrator) is a precision-guided bunker buster bomb weighing 30,000 lb (13,600 kg), in service with the United States Air Force (USAF).

The Massive Ordnance Penetrator is a GPS-guided, earth-penetrating strike weapon for use against hard and deeply buried targets.