we're not even going to list off every astrophysical problem with this
because I did a whole bit on this once so I already have notes. much of it is fairly obvious but I ran some numbers so i'm quite confident in most of the specifics.
Someone in my high school Earth Science class freshman year once asked "I know you can't do this but.... if you were to take a chunk of the sun and put it in the ocean would the ocean get really hot?"
This is unlocking a childhood memory of a book saying that if you could find a bath tub big enough, Saturn would float in it.
Why were we obsessed with getting this planet wet
Wet orbital rings contest