It's a Livin' In the Asteroid Fields of Astronomics
The edge of the observable universe is about 45.7 billion light years away in all directions, which is just a really big number to brains designed more for counting bananas than the number of galaxies that volume could hold. Galaxies contain billions of stars, and at this point we’re fairly confident planets are incredibly common around them. The number of galaxies, stars, and planets becomes another of those really big numbers that sounds impressive but is too big to have much meaning, but in all of that there’s only one Earth....