..one would make attempts to measure it
Yes I am aware atempts were made
..A similar galaxy 80 times further from us will look 1/80 as large, and much fainter, than this one
At least it would look smaller!
..Why should that be, in case after case after case?
I thought you were the expert? ..How far away was the closest or farthest star on the day Adam was made? (Since we're asking questions)