Discovered on May 26, 1974 by the Betz family who were surveying damage caused by a brush fire on Fort George Island, Florida, the Betz mystery sphere is a 20.3 centimeter wide orb of unknown origin.

Betz 家族于 1974 年 5 月 26 日在佛罗里达州乔治堡岛调查灌木丛火灾造成的损失时发现了 Betz 神秘球体， 它是一个 20. 3 厘米宽、 来源不明的球体。