On March 13th

On March 13, 1997, two events—a V-formation of lights and a later flare drop—produced the largest mass UFO sighting in U.S. history. The documented date is 1997-03-13. A documented history gives the file real substance; this entry is part of that spine. This belongs to the verified spine of the entry, the layer everything else is measured against. Sources including 'Phoenix Lights' carry the recor

On the night of March 13, 1997, thousands across Arizona — including the governor — watched a mile-wide V-shaped formation of lights drift silently over Phoenix, followed hours later by hovering orbs. The Air National Guard attributed the second event to flares; the first formation has never been satisfactorily explained. It remains the largest mass UFO sighting on record.