Which planet is the furthest from the sun? Some may think it’s Pluto, but it’s actually Neptune. Learn more about this ice ...

As Santa sits at the North Pole anticipating the discovery of life on some far-flung planet he might be somewhat nervously scanning the latest scientific literature to see which exoplanets are hot top ...

Navigating relationship compatibility can be tough for an independent air sign like Aquarius. Discover which zodiac signs are ...

Despite their liquid water and potential for habitability, these moons are very different environments from Earth. On Earth, ...

A FIERY hell-world that would instantly roast visitors alive has a vast lava ocean – and may be packed with rare gems. The ...

These images mark an early milestone in the mission, confirming that OSIRIS-APEX is healthy and on course for its 2029 ...

Small icy moons may have hidden oceans that briefly boil under thick ice. Changing pressure inside these moons shapes their ...

Sky This Week is brought to you in part by Celestron. Friday, November 28 First Quarter Moon occurs at 1:59 A.M. EST. While ...

That remains just one of the many achievements in Voyager 1’s illustrious resume, the spacecraft currently 15.79 billion ...

Understanding the moon’s seismic activity is critical to the success or failure of future lunar missions. Lunar seismic ...

Small icy moons in the outer reaches of our solar system may hide boiling oceans underneath their surfaces, a new study finds.

The outer planets of the solar system are swarmed by ice-wrapped moons. Some of these, such as Saturn's moon Enceladus, are ...