The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many more are waiting to be discovered?

Deep in space, astronomers have witnessed a rare and powerful moment: the birth of planets around a distant baby star. This ...

In recent decades, NASA has sent large spacecraft—Galileo and Cassini, respectively—to fly around Jupiter and Saturn to explore the dozens of moons that exist in those planetary systems. The ...

The worst part about being a werewolf (we suspect) is the loss of control. One day, you’re an ordinary person living out your life and the next day you’re an advice columnist living in the ...

Counting Saturn's new moons, there are 289 moons among the eight planets in the solar system and Pluto, which has five. Pluto was reclassified as a dwarf planet from a full-size one by the ...

From quasi-moons to asteroids with rings, the Solar System is beaming with weird and exotic objects that tell the story of how it came to be billions of years ago.

We have a whole lot of weird moons in the Solar System. We have hot moons and cold moons. There's a moon with liquid and many moons that are dusty. One planet has a walnut moon, and another has ...

Its vast gravity has attracted at least 95 satellites, making the Jovian system a sort of solar system in miniature. Four of its moons are big enough that Galileo Galilei, an Italian astronomer ...

In February, scientists declared that Jupiter had the most moons of any planet in our solar system, with 92 natural satellites, ripping the crown from Saturn’s grasp.Now, Saturn has snatched it ...

Moons of Saturn. Tiny Enceladus is the most reflective object in the solar system. Plumes of mist emanating from the outer shell freeze and fall back to the surface, keeping it snowy white.

The thicknesses of ice shells covering our solar system's ocean-bearing moons could provide hints about whether these mysterious bodies may harbor life. Skip to main content.