4 ms·
I think the answer is here [1]. [1] http://en.wikipedia.org/wiki/Observable_universe#Misconceptions_on_its_size http://en.wikipedia.org/wiki/Observable_univers
by ccozan 12y ago
I think the answer is here [1].
[1] http://en.wikipedia.org/wiki/Observable_universe#Misconceptions_on_its_size http://en.wikipedia.org/wiki/Observable_universe#Misconcepti...