The purpose of this large structure seems to have been to cloak a section of space - section big enough to conceal a sizable site. There are indications that this structure was damaged recently, to the point where it could no longer serve its purpose. Who damaged the structure or why is impossible to tell.
Bounty
Security Reward
Rate of Fire
Optimal Range
Falloff
Tracking speed
Full Shield Recharge
Hull
Signature radius
Orbit range
Orbit velocity
Max Velocity
Radar
Ladar
Magnetometric
Gravimetric