Multiple lights ( 13 -16 ) in formation traveling in a parallel formation north to South . Airplane was in flight traveling west to East North and South of object in Question. My son in law was driver that noticed the light formation asked me what was that in the night sky as soon as I found the object thats when I noticed the lights in formation and took a picture while hanging out the passenger window ,as we pull over , I also tried to video however unsuccessful . I exit the vehicle to take a video however object is gone . Airplanes traveling west to East are visible, not the object I stood on side of road searching sky but nothing. For the record I could not hear any sound while looking at the object. Clear night