A new educational attraction in Swartz Creek is offering families a chance to explore the solar system without leaving the ...

As Pluto is finally added to the University of Arizona's scale model solar system, a new study suggests how the dwarf planet's cold heart was originally broken.

Explore the true scale of the Solar System in this video, which illustrates the relative sizes of the planets and their ...

An illustration of the scale of our solar system. Distances here are measured in astronomical units (AU). (Credit: NASA) Click on an article about space on Discover, and you’ll likely run into a ...