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Published Lunar radar data uncovers new clues about moon’s ancient past - Lunar Radar Data Uncovers New Clues About Moon's Ancient Past


The dusty surface of the moon -- immortalized in images of Apollo astronauts' lunar footprints -- fo...
Published Most volcanic activity on Mercury stopped about 3.5 billion years ago - Most Volcanic Activity on Mercury Stopped About 3.5 Billion Years Ago


New research finds that major volcanic activity on the planet Mercury most likely ended about 3.5 bi...
Published Unmasking the secrets of Mercury, in color - Unmasking the Secrets of Mercury, in Color


The MESSENGER spacecraft is the first ever to orbit the planet Mercury, and the spacecraft's seven s...
Published Mercury: Results from Messenger’s low-altitude campaign - Mercury: Results from Messenger’s Low-Altitude Campaign


NASA's MESSENGER mission, now nearing the end of its fourth and final year of orbital operations at...
Published Saturn's rings coat tiny moons - Saturn's Rings Coat Tiny Moons: A Fascinating Discovery


New findings have emerged about five tiny moons nestled in and near Saturn's rings. The closest-ever...
Published Amateur, professional astronomers alike thrilled by extreme storms on Uranus - Amateur, Professional Astronomers Alike Thrilled by Extreme Storms on Uranus


The normally bland face of Uranus has become increasingly stormy, with enormous cloud systems so bri...
Published Did Venus ever have oceans? - Did Venus Ever Have Oceans?


Astrophysicists have investigated the past of Venus to find out whether Earth's sister planet once h...
Published Giant pattern discovered in the clouds of planet Venus - Giant Pattern Discovered in the Clouds of Planet Venus


Astronomers have identified a giant streak structure among the clouds covering planet Venus based on ...
Published Recently active lava flows on the eastern flank of Idunn Mons on Venus - Recently Active Lava Flows on the Eastern Flank of Idunn Mons on Venus


The European Space Agency's Venus Express mission has provided a great amount of data from the surfa...
Published Ancient, high-energy impacts could have fueled Venus volcanism - Ancient, High-Energy Impacts Could Have Fueled Venus Volcanism



A team has modeled the early impact history of Venus to explain how Earth's sister planet has mainta...
Published Scientists discover a new auroral feature on Jupiter - Scientists Discover a New Auroral Feature on Jupiter


Astronomers have detected new faint aurora features, characterized by ring-like emissions, which exp...
Published Planet Mars behaving like a rock star - Planet Mars Behaving Like a Rock Star


If planets had personalities, Mars would be a rock star according to recent preliminary results from...
Published Sun's magnetic field going to flip soon: 11-year solar cycle wimpy, but peaking - Sun's Magnetic Field Going to Flip Soon: 11-Year Solar Cycle Wimpy, but Peaking


In a 3-meter diameter hollow aluminum sphere, a physics professor is stirring and heating plasmas to...
Published How one of Saturn's moons ejects particles from oceans beneath its surface - How Enceladus, One of Saturn's Moons, Ejects Particles from Oceans Beneath Its Surface


Enceladus, the sixth largest of Saturn's moons, is known for spraying out tiny icy silica particles...
Published Saturn's moon Titan: Largest sea is 1,000-feet deep - Saturn's Moon Titan: The Largest Sea is 1,000-Feet Deep


Far below the gaseous atmospheric shroud on Saturn's largest moon, Titan, lies Kraken Mare, a sea of...
Published Towering plume of water escaping from Saturn moon - Towering Plume of Water Escaping from Saturn Moon



Scientists have observed a towering plume of water vapor more than 6,000 miles long -- roughly the d...
Published Experiments measure freezing point of extraterrestrial oceans to aid search for life - Experiments Measure Freezing Point of Extraterrestrial Oceans to Aid Search for Life


A planetary scientist worked with engineers to measure the physical limits for a liquid when salty w...
Published Jupiter's moon has splendid dunes - Jupiter's Moon Has Splendid Dunes: A Fascinating Discovery


Scientists have long wondered how Jupiter's innermost moon, Io, has meandering ridges as grand as an...
Published Mars's crust more complex, evolved than previously thought - Mars's Crust: More Complex and Evolved Than Previously Thought


A new study finds the original crust on Mars is more complex, and evolved, than previously thought....
Published Possible clouds on Pluto, next target is reddish - Possible Clouds on Pluto: Next Target is Reddish


Stern said that Pluto's complex, layered atmosphere is hazy and appears to be mostly free of clouds,...