UFO with tail observed over Pittsburgh in 1965

Summary

A 1965 report from Project 10073 describes an unidentified flying object sighting over Pittsburgh, Pennsylvania. The witness reported seeing an object with a tail, likely reflecting sunlight or city lights on high clouds. The object was described as round, bright, and stationary for several minutes before disappearing. Multiple witnesses confirmed the sighting, although no concrete physical evidence was found. The official conclusion points to a natural explanation, such as light reflection on ice crystal clouds.