Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...

Far from the Sun’s heat, orbiting the outer planets of the solar system, are moons with oceans of liquid water beneath their frozen surfaces. Keith Cooper finds out how planetary scientists are ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

There is something comforting to the idea that even within our own little solar system, through which we have sent probes and rovers and other astonishing bits of space tech, there remains a hefty ...

Several small worlds beyond Jupiter are not just frozen rubble. Beneath their shining skins, many hide oceans of liquid water. New research says those seas do not always stay calm. When the ice lids ...

In this quiz, you'll test your cosmic knowledge by matching each moon to the planet it calls home. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works ...