PlanetRotation

  var rb: Rigidbody;
  var speedY : float;
var speedZ : float;
var torque : float;
   function Start(){

rb = GetComponent.<Rigidbody>();

}

   function Update(){




         rb.AddTorque(transform.up * torque * speedY);


     }
        function FixedUpdate(){






         rb.AddTorque(transform.forward * torque * speedZ);


     }