Core Points - Airbus has ordered fixes to 6,000 of its A320 series planes due to concerns over data corruption from intense solar radiation affecting flight controls [1] - An incident involving a JetBlue flight on October 30, which lost altitude and made an emergency landing, prompted this action [1] - The Federal Aviation Administration (FAA) has issued an emergency airworthiness directive requiring affected planes to revert to earlier software versions before they can resume flying [2] - Some planes will also require hardware changes as part of the corrective measures [2]