There are six planets in the night sky all week, four of them visible to the naked eye and two of them getting very close ...

Venus, Mars, Jupiter, Saturn, Neptune, and Uranus — are visible this month in a so-called planet parade. Some are visible to the naked eye and others require a telescope to see.

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

You'll be able to view a rare alignment of planets this month and into February. Our astrotourism expert reveals the best ...

Since the recent presidential election, there’s been a flurry of speculation about the future of NASA’s Moon to Mars plans ...

So I grabbed my camera, ran outside, and looked up just as Mars was supposed to emerge from the Moon's curved horizon. Seen ...

The cold is bringing us the opportunity to see some tricks that the atmosphere plays on our eyes with the light of the sun and the moon. That's not the ...

On January 14, 2005, a spacecraft landed on one of Saturn's moons! The European Space Agency's Huygens probe hitched a ride ...

A very rare parade of planets is happening right now. Here are the planets that will be visible tonight and where to look for ...

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

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 ...