Ufo’s are an overlooked issue of our time. I believe they are demonic in nature and have to do with the evil forces as mentioned in Ephesians 6:12. I recommend to read Kelly Cahill’s book Encounter or watch the movie Fire in the Sky by Robert Lieberman. This movie is about the Travis Walton abduction. Lynn Catoe wrote that the gray aliens are demonic in nature,

https://www.governmentattic.org/13docs/UFOsRelatedSubjBiblio_Catoe_1969.pdf

A Russian story: https://www.wandstore.ru/alien-detour

Alien Unleash

UFO Sightings Daily

The Basement Office

Steven Greenstreet

The Black Vault

UFO plant [Watch here]

Frank Stranges on Valiant Thor

Richard Stothers on ufo’s in antuiqity