Eli5 if the universe is everything but it is constantly expanding, what is it expanding into?

920 views

Eli5 if the universe is everything but it is constantly expanding, what is it expanding into?

In: 22

15 Answers

Anonymous 0 Comments

I read somewhere that the space between planets, stars etc is stretching further apart. Like raisins in dough, when you put it in the oven the dough will rise into cake but the raisins are farther apart now.

You are viewing 1 out of 15 answers, click here to view all answers.