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🇺🇸 USAF — Project Blue Book

A red blinking light was observed near Del Rio, Texas, in July 1957. The observer, a station owner, saw a red flashing light that appeared stationary before drifting slowly toward the horizon. The obj

A red blinking light was observed near Del Rio, Texas, in July 1957. The observer, a station owner, saw a red flashing light that appeared stationary before drifting slowly toward the horizon. The obj
United States1 pages
PDF · official source

Summary

The official conclusion of the report suggested the object could be a balloon or an astronomical body, though an aerial phenomenon was not ruled out. Despite the 9-minute observation, the lack of additional information such as noise, trajectory, or radar data limited the evaluation. The report was filed without a definitive resolution, but with a leaning toward conventional explanations.