수십억년뒤가됬든 수백억년뒤가됬든 수천무량대수년뒤가됬든 언젠가는멸망하나요?

아니면 우주가종말해도 영원히살아남나요? 영원히라는건 그야말로 무한대를말하는거에요.

99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999............999999999999999999999999999999999999999......9999999999999999999999999999999999999999999..... 년이요.  저는 불가능하다고봐요