“Must we really continue to entertain these fantasies about leaving Earth for greener pastures?”
Yep, we have peered at quite a few planets we will never actually be able to reach now and still haven’t found a green pasture, or even a planet capable of growing a pasture at all. It’s an exercise in wishful thinking at this point.
Yeah, and Columbus was a boondoggle, sure to fall off the edge of the Earth.