Pyros
The Pyros, previously referred to as the Small Tactical Munition (STM), is a weapon developed by Raytheon, designed to be used by UCAVs.
Pyros

Mztourist · CC BY-SA 4.0
- Name
- Small Tactical Munition
- Field
- aerial bomb
- Region
- United States
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Documentary evidence
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Authority files
wikidata · Q1705743
In this article
Key facts
Key facts
• Name — Small Tactical Munition • Origin — United States • Type — UCAV bomb • Is Missile — Yes • Manufacturer — Raytheon • Weight — 13 lbs • Length — 55 cm • Guidance — Dual-mode seeker: semi-active laser guidance plus GPS-INS • Launch Platform — UCAVs
History
History
Raytheon successfully conducted flight tests in October 2010, and it may be used to arm the AAI RQ-7 Shadow. In July 2012, Raytheon claimed the STM could be "months" away from fielding. In early August 2012, Raytheon renamed the munition Pyros and completed the first end-to-end test of the bomb. The test validated the weapon's guidance modes, height-of-burst sensor, electronic safe and arm device, and multi-effects warhead. On July 18, 2014, Raytheon conducted the first live-fire test of the Pyros. The munition targeted a simulated group of insurgents planting a roadside bomb and used its height-of-burst sensor to detonate several feet above the ground.
Design
Design
The original model weighs 13 lbs, and originally had a 7 lb warhead. On April 18, 2011, Raytheon successfully tested a new 5 lb warhead for the weapon. Though lighter, the new warhead has a significantly improved blast-fragment capability. Designed for low collateral damage, its lethal radius is only 15 ft, with non-lethal effects extending further but lethality dropping dramatically. Dropped from an altitude of 10,000 ft, the Pyros takes 35–40 seconds to reach the ground.
Places
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Places
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- United States
Text attribution
Licensing
Text attribution
Part of the biographical narrative on this page reuses licensed material. Its origin, revision and licence are recorded here.
The biographical narrative on this page is based on the Wikipedia article Pyros (bomb), revision 1369005065 (EN edition), by its contributors. VALÉORINE has edited that text and built its own documentary record around it. The reused material is available under CC BY-SA 4.0, and this page's reuse of it is offered under the same licence. Everything else on this page — the chronology, the holdings, the evidence, the plates and the connections — is VALÉORINE's own record. Sources and licences.
Notes from the source article
Cited by Wikipedia
Notes from the source article
These works are cited by the source article, in its own numbering. They are recorded as its citations, not as sources VALÉORINE has verified.
- 1.STM / Small Tactical Munition.
- 2.Frontier India Defense News. Raytheon tests Small Tactical Munition for UAV's.
- 3.AUVSI: Raytheon designing UAV-specific weapons.
- 4.USMC seeks to arm Shadow, fast and without US Army help.
- 5.Tiny 2-Foot Missile Could Be ‘Months’ Away From Drone War - Wired.com, July 13, 2012
- 6.AUVSI: Raytheon completes end-to-end testing of Pyros bomb - Flightglobal.com, August 7, 2012
- 7.- Reuters.com, August 7, 2012
- 8.Tiny Guided Bomb Scores a Direct Hit on Arizona Test Range - Raytheon news release, 21 August 2014
- 9.Raytheon Company: AUSA 2010: Griffin and Small Tactical Munition.
- 10.New Warhead Reduces Size of Small Tactical Munition - Deagel.com, April 19, 2011
- 11.Raytheon's New Collateral Damage Minimizing Munition - Forbes.com, 10 August 2012
- 12.Raytheon promotes Pyros for Middle East UAV operators - Flightglobal.com, 17 November 2013
References
Citations
References
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Connections
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Broader subject
1- aerial bombTerminology
Established from a fact already recorded on a verified source.
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 14 August 2026.
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