I mean, unidentified objects are a good description. Aliens, which is usually what people mean when they say UFOs, are a bad explanation because it's never aliens. It's just so incredibly unlikely and unhelpful explanatio.
Its much more likely to be nuclear tests throwing things into the atmosphere such as the steel bore cap.
throws_lemy in space
UFOs Are Just One Explanation for Mysterious Patterns in Old Telescope Data
https://www.scientificamerican.com/article/did-astronomers-photograph-ufos-orbiting-earth-in-the-1950s/I mean, unidentified objects are a good description. Aliens, which is usually what people mean when they say UFOs, are a bad explanation because it's never aliens. It's just so incredibly unlikely and unhelpful explanatio.
Its much more likely to be nuclear tests throwing things into the atmosphere such as the steel bore cap.