I was in the northwest side of the town of Hermosillo Sonora (State)Mexico when i saw the Sphere up on the sky north east of the town it was bright like a giant ballbearing I will say about 200 feet in diameter and as high as 1500 ft msl, it started to turn orange as the sun went down just like the clouds (This was a clear day)and disapear or fadeowt when there was no more light, this object didn't move during all this time, Hermosillo is about 200 miles south of Nogales Arizona, there has been other sightings of these balls back in around the early 50's by my aunt, a friend and herself saw three of these balls in the same area folating in a lower altitude I will say about((NUFORC Note: Date is approximate. PD))