"Space is big. You just won't believe how vastly, hugely, mind-bogglingly big it is." ...

A new JCAP study tests an “emulator” to reconstruct the large-scale structure of the cosmos If you think a galaxy is big, compare it to the size of the Universe: it’s just a tiny dot which, together ...

Imagine shrinking Earth to the size of a small ball to reveal just how vast the Universe is. If it were 12 centimeters wide, Jupiter would stretch over a meter across beside it. But the Sun would be ...

For decades, cosmologists have wondered if the large-scale structure of the universe is a fractal: if it looks the same no matter the scale. And the answer is: no, not really. But in some ways, yes.

Given how unfathomably large the universe is, it is perhaps understandable that we haven't yet cracked all its secrets. But there are actually some pretty basic features, ones we used to think we ...

Add Yahoo as a preferred source to see more of our stories on Google. What shape is the universe? This question is far more intriguing and truly unresolved than any debate over the shape of our planet ...