> Can you provide the source for that quote? 5 billion years seems way too soon. Yeah, seems off. According to Wikipedia it's 2 trillion years[1] until galaxie

> Can you provide the source for that quote? 5 billion years seems way too soon. Yeah, seems off. According to Wikipedia it's 2 trillion years[1] until galaxies outside the Local Supercluster become undetectable. [1]: https://en.wikipedia.org/wiki/Future_of_an_expanding_universe#Galaxies_outside_the_Local_Supercluster_are_no_longer_detectable https://en.wikipedia.org/wiki/Future_of_an_expanding_univers...