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 ...

Pluto has been added to the University of Arizona’s scale-model walking tour of the solar system, but will that be enough to mend the dwarf planet’s broken heart? Not likely, according to a recent ...

Within our solar system the distances in space are so vast that they can be difficult to imagine. For this demonstration we’ll use a roll of toilet paper to measure out a scale model of the distances ...