Three orange "fireballs" were seen glowing in the southern sky. They were in a triangle formation: two lights above and one.Three orange "fireballs" were seen glowing in the southern sky. They were in a triangle formation: two lights above and one to the left, in the middle, equally spaced. All three moved across the sky headed to the west. During this time, the one further to the left "flickered" & disappeared. The other two lights stayed the same equal distance apart and then the bottom light "flickered" out also. The light at the top continued to move westward and then "flickered" out too.Estimated elevation 6,000 feet.No unusual sounds were heard.((NUFORC Note: Source of report indicates that the date of the incident is approximate. PD))