It's hard to understand just how truly big something is without seeing it, or at least having something to compare it to. Understanding how large objects can be in space is a common problem for some ...

Everyone knows that as mere Earth-dwellers, our home planet is but a pale blue dot when compared to other celestial bodies. Even our nearby planets quickly become magnitudes larger than ourselves, and ...

Starting with an Earth the size of a marble, these folks built a full-scale model of our solar system across 7 miles of Nevada desert. Anthony Domanico CNET freelancer Anthony Domanico is passionate ...