Even Project Bluebook, as it closed down, admitted that a small number of the claimed sightings couldn't explained or written off. Little green men? I doubt it.
Maybe that is why they are called UNIDENTIFED Flying Objects.
Not everything in our existence is easily explained. How much more so for the vastness of the unknown Universe?
Unexplained does not mean a damn thing.
When ancient man could not understand thunder and the seasons and everything else he ascribed to those causes superhuman powers that controlled such events.
Straight up modern day Anthromorphimsm, and I’m being kind. google the word.
You got nothing at all.