Pluto's big moon Charon may have a different origin story than scientists suspected. New research suggests the two bodies ...

Jupiter is huge when it comes to planets in our solar system, but it turns out there's actually an upper limit when it comes ...

NASA have discovered a planet bigger than Earth accompanied by gas that is 'only produced by life' in what is an incredible ...

If Brown’s hidden world is real, Rubin will almost certainly find it or strong indirect evidence that it exists. “In the ...

The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

New models reveal Pluto and Charon may have spent some of their early history locked together in an embrace after a grazing ...

Uranus traces a predictable, boring path around the sun. There never was another large planet tugging at its orbit. But if not for the faulty math, and one man’s prodigious patience, we could ...

Giant, high-mass planets exert more influence on a given star. The effect is even more pronounced when a large planet orbits very close to its star. These planets are the ones we call "hot Jupiters." ...

So they reasoned that this "something" was as large as a planet orbiting our sun. In fact, they even went so far to give it a name, Planet 9. Now, of course, if they were to confirm this discovery ...

When you look up in the night sky, our moon is unmissable.Just like Earth, it's round and has a solid, rocky surface. But is ...

Little Big Planet 3 is being permanently removed from the PlayStation Store. Little Big Planet 3's servers have been offline ...