/// <summary>
/// Devide the asteroid into the next type.
/// </summary>
private void DestroyAsteroid()
{
int nextAsteroidType = type / 2;
asteroidMgr.ActivateAsteroidFromDivision(nextAsteroidType, transform.position);
asteroidMgr.ActivateAsteroidFromDivision(nextAsteroidType, transform.position);
}