public bool createSystem()
    {
        bool system_created = false;

        if(num_planets > 0 ){
          //create the system!
          base.sub_spheres = new SphereRenderer[num_planets];

          /*create the sun!*/
          int ptype = 101;
          float pmass = 1000000f;
          string pname = name + " - Sun";
          float pradius = 12f;
          float pdistance = 0f;
          Vector3 pposition = new Vector3(position.x, Random.Range(-400, 400), position.z);
          Debug.Log(pposition);
          Planet planet = new Planet(ptype, pmass, pname, pradius, pdistance, pposition);
          planet.createPlanet();

          factory = (SphereRendererFactory)GameObject.Find("SphereRendererFactory").GetComponent("SphereRendererFactory");
          base.sub_spheres[0] = factory.createSphereRenderer();
          base.sub_spheres[0].initialize(0, 0, planet_threshold,1 , planet);
          base.sub_spheres[0].setIsDisplayed(true);
          /* end create sun */
          pdistance += 15f;
          /*create planets*/
          for(int i = 1; i < (num_planets); i++){
        float omega = Random.Range(0, 2*Mathf.PI);
        /* sphere types
        * 0 - Dead
        * 1 - Fuel Source
        * 2 - Habitable
        * 3 - Sun
        * 4 - Planetary System
        * 5 - System Cluster
        */
        ptype = Random.Range(0, 100);
        pmass = Random.Range(1000f, 10000f);
        pname = name + " - " + i;
        pradius = Random.Range(10f, 20f);
        pdistance = Random.Range(pdistance, pdistance + 100f);
        pposition = new Vector3(position.x + pdistance*Mathf.Cos(omega) , Random.Range(-100, 100), position.z + pdistance*Mathf.Sin(omega));
        planet = new Planet(ptype, pmass, pname, pradius, pdistance, pposition);
        planet_threshold = pradius + 10f;

        if(!planet.createPlanet()){
          system_created = false;
          break;
        }
        else{
          factory = (SphereRendererFactory)GameObject.Find("SphereRendererFactory").GetComponent("SphereRendererFactory");
          base.sub_spheres[i] = factory.createSphereRenderer();
          base.sub_spheres[i].initialize(0, 0, planet_threshold,1 , planet);
          base.sub_spheres[i].setIsDisplayed(true);
        }
        system_created = true;
          }
        }
        return system_created;
    }