Remember those textbook diagrams of the solar system or the foam planets that hung in a tidy row from the ceiling of your grade school classroom? All lies. A sprawling new installation at the ...

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 ...

In 2009, a pair of astronomers at the Paris Observatory announced a startling discovery. After building a detailed computational model of our solar system, they ran thousands of numerical simulations, ...