{{InquisitionPortal}}[[Image:Exterminatus.jpg|thumb|300px|right|Exterminatus being performed on a planet using Cyclonic Torpedoescyclonic torpedoes]]{{Cite}}'''Cyclonic Torpedoestorpedoes''' are a category of [[Torpedotorpedo]] utilized by the [[Imperium]] for orbital bombardment of a planet once [[Exterminatus]] has been invoked. {{Fn|1}} A wide variety of weapons fit the definition of cyclonic torpedoes, and employ varying means of scouring the world's surface, from nucleonic fire to raw plasma,{{Fn|1}} or even deadly radiation.{{Fn|14a}} The nucleonic fires are sustained by an arcane process known only to high ranking [[Adeptus Mechanicus|Mechanicus]] [[tech-priest]]s, converting raw matter into energy until the entire planet is engulfed by a raging inferno.{{Fn|4b}} Whatever their method of destruction, the effect of cyclonic torpedoes is the same: the complete destruction of all life on the planet, its atmosphere burned away in a storm of fire and its oceans boiled to vapour, leaving it a barren rock.{{Fn|2}} The only factions within the Imperium known to have these weapons are the [[Inquisition]] and the [[Adeptus Astartes]]. Sources conflict on to what extent the Space Marines have the authority to declare Exterminatus without the assent of an Inquisitor, but agree that Inquisitors have the authority on their own recognizance.{{Cite This}}

The only factions within ===Two stage torpedoes==='''Two-stage torpedoes''' are a more exotic version of the cyclonic torpedo. Though the warhead is still the same, the delivery system is radically different. Instead of exploding on impact, this device will burrow though a planet's surface with thermal warheads, and detonate at the Imperium known to have these weapons core. This will destabilize a planet, and will shatter that world in many cases. They are the used against worlds that are devoid of atmosphere or biological life, such as [[InquisitionNecron]] and [[AstartesTomb worlds]], though the Inquisition is the . In one attested appearance only power with the authority to order an Exterimatustwo such torpedoes existed within a sector.{{Cite ThisFn|3}}

'''TwoIn 928.M41 a pair of two-stage torpedoes''' are a more exotic version of the cyclonic torpedo. Though 's were used to destroy the warhead is still the same, the delivery system is radically different. Instead Necron Tomb World of exploding on impact, this device will burrow though a planet's surface with a [[Melta chargeSeneschal]], and detonate at on the core. This will destabilize a planet, and will shatter that world in many cases. They are used against worlds that are devoid orders of atmosphere or biological life, such as [[NecronInquisitor]] [[Tomb worldsNathan Flintlock]].{{Cite ThisFn|3}}

*{{Endn|12}}: [[Nightbringer (Novel)]] by , Chapter Sixteen, pg. 280*{{Endn|3}}: [[Graham McNeillWhite Dwarf 287 (UK)]], Chapter Sixteen, pg. 28068 - ''Dying Flame - Last Stand of the Firebrands''*4: [[Tactica Imperialis (Background Book)]]:**{{Endn|4a}}: pg. 66**{{Endn|4b}}: pg. 69