public json GameState()
{
json buffer = new json ();
buffer.Add ("ut", Planetarium.GetUniversalTime());
//buffer.Add ("rotating", Planetarium.FrameIsRotating());
buffer.Add ("frame_angle", Planetarium.InverseRotAngle);
buffer.Add ("active_vessel", FlightGlobals.ActiveVessel.id.ToString());
buffer.Add ("throttle", FlightInputHandler.state.mainThrottle);
return buffer;
}