Vortex Missile

From: http://warhammer40k.wikia.com/wiki/Vortex_Warhead

"The weapon is a recovered Archeotech product of the Dark Age of Technology and looks like a large ballistic missile mounted either on a Titan weapon hard point, or a Deathstrike Missile Launcher. The payload of the weapon is no mere explosive, but a complicated mechanism which shows many similarities with the Warp-Drives that allow the Imperium of Man's starships to travel between the stars. Once detonated, the warhead's mechanism opens