The solar system is difficult to show correctly. Why? It is difficult because the size of things are vastly different. Let me use units common in solar-system astronomy, the Astronomical Unit (or AU).

Which solar system model is best? For as long as humans could look up at the night sky, we’ve been fascinated with the stars. How far away are they? Where did they come from? What secrets do they hide ...

The universe, as Douglas Adams so memorably explained, is big. Really big. But so are the things inside it -- even objects like the Solar System, which on a galactic scale are absolutely minuscule. A ...

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 ...

Banner image: A glass block marks Saturn's spot in the solar system in a new scale model on the CU Boulder campus. (Credit: CU Boulder) Have you ever wanted to travel to Neptune? Thanks to an updated ...

Have you ever wondered just how big space really is? It’s huge. In fact, it’s astronomical! The Colorado Scale Model Solar System depicts the Sun, the planets, and the distances between them all on ...