The idea of aliens and that other worlds might be inhabited actually goes back to ancient times. The question was a matter of real debate among philosophers, scientists and theologians in the Western world by the 18th century and it was widely accepted that alien civilizations existed. But something changed in the 19th century. That’s when you first start to see these reports of people seeing what they say were flying ships overhead. But it’s really not until 1947 that people began to regularly speak of seeing flying objects that some attributed to extraterrestrials. From 1947 to 1950, a lot of the general public became utterly fascinated with the mystery of flying saucers. The modern UFO era had begun.

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