Space has a knack for bending our sense of scale. The Moon feels close enough to touch—after all, we see its craters with ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A composite image comparing the relative sizes of our solar system's known dwarf planets, ...

Before the ribbon-cutting for the solar system walk on the Columbia Greenway Rail Trail on Nov. 29, created by WHS Astronomy ...

Astronomers are racing to explain peculiar orbits of faraway objects at the edge of our solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

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 ...

There’s a bit of a paradox about our galaxy: it’s both jam-packed with stars and cavernously empty. The Milky Way is crowded in the sense that it holds hundreds of billions of stars, as well as ...