Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but ...

At the beginning of the exoplanet age, the goals were fairly simple. The first was to find as many of them as possible to ...

Why don't planets fall into the stars they orbit if they're constantly being pulled by gravity?Lindsey CoughterRocky Mount, ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

At extreme pressures and temperatures, water becomes superionic — a solid that behaves partly like a liquid and conducts ...

NASA has confirmed that there are over 6,000 exoplanets floating out there in the galaxy, with another 8,000 exoplanets that ...

Jupiter, as always, is a dazzling object, shining among the stars of Gemini the Twins. It reaches opposition on Jan. 10; this ...

In theory, a planet may be able to orbit a binary star system in a figure of eight, but it may not be particularly stable, ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

Choose your fighter for the origin of water on Earth! Was it always here or did it come to this planet from somewhere else in ...

"The combination of extreme disk size, strong asymmetries, winds, and potential planet formation makes it the perfect ...