The appearance of fiery chariots and hovering discs in Renaissance Era paintings - as well as beings working their controls and/or attired in garb that we commonly recognize today as spacesuits - proves, at least, that UFOs were being sighted in medieval times. While no direct connection can be isolated from this, between space aliens and religious icons, there certainly is a lot of supernatural phenomena associated in and around these depictions. The common images of one or more hovering saucer shaped metallic craft, often with highly intense beams of light emanating from the bottom, intelligently controlled and traveling at outrageous speeds - as if the artists witnessed these things first hand - are not in any sense ordinary events, even in modern times. It is extremely hard to find mention of these events, but they do exist - as scattered fragments, vague remnants, survivors of censorship. One possible explanation is that these paintings were commissioned (by the church or the stat