void Start() { AsteroidManager am = new AsteroidManager(); AsteroidData[] asteroidDatas = am.ReadAsteroids(); // Instantiate all asteroids from asteroidDatas. foreach (AsteroidData ad in asteroidDatas) { GameObject newAsteroid = GameObject.CreatePrimitive(PrimitiveType.Sphere); newAsteroid.transform.position = ad.position; newAsteroid.transform.localScale = ad.scale; } }