UFO Sighted in 1957 in Corona Del Mar

Summary

A long black object resembling a rope crossed the moon in 1957. The witness, a serious journalist, described it tilted at 45 degrees. Although no photos were taken, the detailed account includes sketches. The Air Force concluded data was insufficient. The mysterious object wasn't identified as a balloon, aircraft or astronomical phenomenon. The precise description and absence of clouds add mystery to this forgotten case.