An unidentified passenger recorded strange bright lights that appear to be hovering next to his aircraft. In the video, the mysterious glowing orbs can be seen slowly blinking on and off until seven lights are fully illuminated. The passenger, who was returning to Cardiff after vacationing in Greece, is baffled by what he saw out his window that night. "I really have no idea what it could have been – it was just really, really bright," he said. Check it out here.