Golan Space Defense SpaceGun

First built during the end of the Republic, the Golan 1 was used to defend lower priority planets and shipyards.

It could handle smaller capital ships.

You can read the Wookiepedia entry here.

Role: Planetary Defence

Manufacturer: Golan Arms

Build At: Select Planets

Size: 1,231 metres
Speed: Stationary

Hyperdrive: None
Shielding: 3,200 SBD
 Main Battery: 28 Light Turbolaser Batteries
Secondary Weapons: 5 Proton Torpedo Launchers, 6 Tractor Beam Projectors
Anti-Fighter Weapons:  None
Complement: 2 Squadrons of Starfighters
Availability: Tech Level 1

I am currently using a holder model. If you have a model I can use let me know.