Mars has two moons, Phobos and Deimos. Scientists still debate whether these came from asteroids that passed close into Mars' ...

Why is that some planets, such as Saturn, have more than a hundred moons, while others, such as Venus, have none?

In recent years, Saturn has overtaken Jupiter as the planet with the most satellites in our solar system. How many moons does ...

any moon of these circumbinary planets that may have the potential to form life, as they may be similar in size to Earth if a ...

Two coronal mass ejections (CMEs) struck Earth’s magnetic field on New Year’s Eve, bringing out the displays of light in the ...

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

"We were definitely surprised by the 'kiss' part of kiss-and-capture. There hasn't really been a kind of impact before where ...

Charon is large in size relative to Pluto, and is locked in a tight orbit with the dwarf planet. A new simulation suggests how it ended up there.

But, Earth is not the only planet with a moon - most of the other planets have moons with a wide variety of interesting characteristics. In this program, we will explore the stars and constellations ...

It has a surface temperature of over 470°C. Only two of the terrestrial planets have moons orbiting them: Jupiter is the largest planet in the solar system and has 79 moons. The four largest ...