Saturn’s rings, imaged here by NASA’s Cassini orbiter, are one of the solar system’s most reliably spectacular sights. But ...

Twenty years ago, the Huygens probe achieved humanity's first landing on a moon in the outer solar system when it touched ...

The Moon meets the Red Planet’s rival in Scorpius, skims close to Saturn, and reaches New phase in the sky this week.

On Jan. 4, Saturn briefly hid behind the crescent moon, escaping the view of skywatchers in Europe, Africa, western Russia ...

A famous illustration of Saturn's moon Titan got it all wrong. Never mind -- what we imagine space to be, and what we know it ...

A new study implies that in the past, moons in our solar system may have had rings just like planets do — deepening the ...

Plus: Saturn’s moon Iapetus is visible, our Moon passes the bright star Spica, and Mars skims south of Pollux in Gemini in ...

A stunning new photo captures the moon and Saturn engaged in a cosmic game of peek-a-boo. On Jan. 4, Saturn briefly hid behind the crescent moon, escaping the view of skywatchers in Europe ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

Venus and Saturn will be in conjunction this weekend, appearing side by side in the night sky during January's post-sunset ...