The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

The spacecraft carried out the longest commercial operation on the moon to date—and also made history during its rare chance ...

Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

Plus: Observe two stunning spirals, see Venus reappear as a morning star, and enjoy the Last Quarter Moon in the sky this ...

Deimos is the smaller and less photographed of Mars’ moons. This egg-shaped object, only measuring about 7.7 miles in ...

Saturn now leads the solar system with 274 known moons. Scientists say many moons formed from past collisions.

With the new spottings, Saturn has usurped Jupiter which has 95 known moons, while Uranus (28) and Neptune (16) remain third ...

You know, after decades of pointing optics toward the sky, I consider myself a knowledgeable observer. But while researching ...

Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...

Saturn surpasses Jupiter with 128 newly discovered moons, becoming the planet with the most moons in our solar system.

As we celebrate St. Patrick’s Day and the notion of lucky charms, double rainbows, good fortune and the benevolent blessings ...

The European Space Agency has released its first tranche of data from the Euclid space telescope's mission to map the ...