[Randallw]

I shall go check, but it is a space based weapon. Converted freighters sit in orbit, and when the bugs show themselves they launch a missile from orbit. It looks like a fictional laser beam. A blazing line that blasts though the atmosphere and then annihilates the target.

KISS: Kinetic Interdiction Strike System.
Upscale of the HVM, Hypervelocity Missile, a Kinetic missile propelled by a small drive coil. Projectiles are emplaced in space and then the drive coils activated going instantaneously to just under a tenth of light speed (c). Each strike releases the energy of a tactical nuclear warhead but precisely targeted and without radioactive contamination.