> It's a matter of common English Usage.
> Most people are inclined to think of technologically advanced
> (usually) Extra-terrestrials when the word 'aliens' is
> I have scanned through the many posts in this thread and it is
> clear that to some folk here Ancient Alien and Ancient
> Astronaut mean much the same thing.
Yes, it's the obvious conclusion that people draw if they believe the aliens come from other planets in spaceships. Those spaceships then become, rightly or wrongly, UFOs.