UFO seen in Iowa in 1955

Summary

A witness in Creston, Iowa, observed an unidentified flying object in 1955 that appeared as a flat ball. The object was red when it appeared and turned orange as it disappeared. It made no sound and had one lighter side. The witness thought it was an aircraft, and investigators concluded it was indeed an aircraft. The object moved south-west, orbited twice, and then continued south. The observation lasted two minutes, with no photos or radar involved.