Greenland's ice sheet currently spans over 1.7 million square kilometers and is the largest freshwater reservoir in the ...

The following are some images taken by NASA’s Mars Reconnaissance Orbiter—illustrated above—that capture the explosive ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

Why it's so special: These odd, fan-like features on the surface of Mars are geysers of gas and dust near the planet's south ...

NASA researchers have identified geological structures on Mars that are unlike anything found on Earth. From spider-like ...

Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

President Donald Trump recently announced an ambitious goal: sending astronauts to Mars within four years, aligning with the length of a presidential term ...

NASA's Rover found ripples in Martian rock that resemble the wave patterns on a sandy lake bed on Earth. The ripples could ...

In a celestial event known as a great alignment the five planets will be discernible with the naked eye, but to see Neptune ...

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

Did you know that Mars has polar ice caps just like we do here on Earth? With the right technology, they might be our water ...

Bright yellow deposits in Consus Crater provide new evidence of Ceres' cryovolcanic history, reigniting the debate over ...