I think the most powerful madieval pope was <span>Innconent III, or at least</span> he's a very good candidate to be that. Innocent called for Crusades against Muslims and he had a big influence over many monarchs.
No it's not worth spending millions of dolllarsto exlore space today because it's a waste if time you could die up there and nobody would know and you would have to use an oxegen tank to get air.
