Mercury, Venus, and Mars sit within the same general neighborhood as Earth, yet each has followed a radically different path.

Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...

Venus and Saturn will appear within about one degree of each other this weekend, making this one of the closest naked-eye ...

From meteor showers to visible nebulas, August is primed to be an action-packed month for stargazers in the United States. And one of the highlights of the month? The impending meet-up of Jupiter and ...

A planetary conjunction is an astronomical event in which at least two planets – sometimes more – appear to our vantage from Earth to be close together in the sky. Both Venus and Jupiter are making ...

Venus’ surface has long been hidden beneath thick clouds and sparse data, but new research is beginning to illuminate what ...

Add Yahoo as a preferred source to see more of our stories on Google. What that means for observers here on Earth is that both planets should be visible together for the next few days. Here's what to ...

Getting your Trinity Audio player ready... A celestial event being hyped by some internet sites as an extremely rare planetary alignment has been oversold, astronomers are saying, but it should be a ...

A planetary conjunction is an astronomical event in which at least two planets – sometimes more – appear to our vantage from Earth to be close together in the sky. Both Venus and Jupiter are making ...

Venus is one of the most hostile places in the solar system—hot enough to melt metal and covered in crushing pressure. But ...

With a lot of talk about space recently, have you ever wondered which are the hottest planets in the solar system? You'd think the closer you are to the sun, the hotter they must be. Now that's mostly ...