A new estimate suggests the Milky Way contains more free-floating planets than stars. It’s a big claim, but an…

A new telescopic survey of Hygiea—the fourth largest object in the main asteroid belt—suggests it’s a dwarf planet,…

That’s no moon. It’s the ruins of a space station on a moon.

A team of scientists just demonstrated something that might shock you: Mercury, not Venus, is the closest planet to…

Various news outlets have been discussing a strange object in space, which may or may not be a planet. New…

By meticulously stitching together photos taken from two cameras aboard the New Horizons spacecraft, a team of…

At this point, we’ve spotted several thousand exoplanets—there’s nothing super exciting anymore about finding a…

There are lots of incredible things you can do with data. Like make this incredible animation of the Martian…

It’s an orgy of geometry, here on Earth. You got all kinds of shapes: Squares, trapezoids, even the occasional…

Scientists have discovered a planet a lot like Jupiter orbiting a dim star, if you can even call it a star—it’s…

Diamonds, the super-strong and brilliant crystals of carbon atoms produced under the Earth’s crushing pressures, are…

Physicists’ main goal is to be able to predict what will happen in the future based on patterns they’ve already…

I’m not usually one of those “check out this beautiful planet photo” people (jk, I am). But seriously, the images…

Beyond Neptune sits one of the stranger dwarf planets, Haumea. This icy rock receives its flattened dinosaur egg…

Recently, my colleagues at Deadspin posted a ranking of the planets. But it was mostly incorrect. After extensively…

When you think about what makes a planet special, maybe you think about its size, its composition, how far it is…

Are they stars? Are they lost planets? Brown dwarfs, the galaxy’s dark, wandering orbs, are some of space’s most…

Planets sort of look like big basketballs in space, floating around aimlessly. Sometimes they have rings. Other…

WASHINGTON, D.C.—Earlier this year, the United Arab Emirates’ grabbed the world’s attention when Sheikh Mohammed bin…

The Pluto-shaped void in our hearts has yet to be filled by Planet 9, copious amounts of Ben & Jerry’s, or anything.…