Yes they are, and the witnesses for UFOs are far, far fewer than for the historical Christ. I don’t even know why that comparison was necessary for the arguments here — I do know it’s ludicrous.
UFOs are seen all over the world:
https://www.artangel.org.uk/witness/ufo-sightings-from-around-world/
Can we please just put the lid on this?
Being sensitive is completely understandable, but you know it wasn't intended as an insult nor was it intended to be inflammatory. Whether accurate or not, it was still just a figure of speech.