There’s a lot to wonder about space. The fact is we don’t know all the answers about it. We know it’s vast and beautiful, but we’re not really sure how vast (or how beautiful, for that matter).
See also: 30 Stunning Images of Space
Some of the things we do know, however, are downright mind-boggling. Below, we’ve collected some of the most amazing facts about space, so when you look up at the stars you can be ever more wowed by what you’re looking at.