Its been a while since I tested the original mod, so I don't remember the details very well... but, one thing I thought was not a good choice was his removal of the original rocket turret.
I even thought of modifying the mod for my own use but gave up the idea. But now, since you are asking, here are some of my suggestions:
Basic Missile Defense
- Unlocked: [New Research] after "Rocketry"
- Area: 45º *
- Range (min): 5 *
- Range (max): 18 *
- Shooting Speed: 0.1/s *
Advanced Missile Defense
- Unlocked: [new Research] after "Basic Missile Defense" + "Space Science Pack"
- Area: 90º *
- Range (min): 10 *
- Range (max): 27 *
- Shooting Speed: 0.25/s *
Rocket Turret (default keeps space age stats)
- Unlocked normally on Gleba + "Advanced Missile Defense"
- Area: 360º *
- Range (min): 15 *
- Range (max): 36 *
- Shooting Speed: 0.5/s *
Ballistic Missile Defense
- Unlocked: [New Research] after "Rocket Turret" + "Artillery"
- Area: ? *
- Range (min): ? *
- Range (max): ? *
- Shooting Speed: ? *
_* Settings