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Published Pluto as a cosmic lava lamp: Giant convective cells continually refresh dwarf planet's icy heart - Pluto as a Cosmic Lava Lamp: Giant Convective Cells Continually Refresh Dwarf Planet's Icy Heart


Using computer models, New Horizons team members have been able to determine the depth of the layer...
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 Why does Mercury have such a big iron core? - Why Does Mercury Have Such a Big Iron Core?


A new study disputes the prevailing hypothesis on why Mercury has a big core relative to its mantle....
Published Mercury has a solid inner core: New evidence - Mercury has a Solid Inner Core: New Evidence


Scientists have long known that Earth and Mercury have metallic cores. Like Earth, Mercury's outer c...
Published Understanding Mercury's magnetic tail - Understanding Mercury's Magnetic Tail


Theoretical physicists used simulations to explain the unusual readings collected in 2009 by the Mer...
Published New tools for predicting arrival, impact of solar storms - New Tools for Predicting Arrival and Impact of Solar Storms


When the sun hurls a billion tons of high-energy particles and magnetic fields into space at speeds...
Published NASA Completes MESSENGER Mission with Expected Impact on Mercury's Surface - NASA Completes MESSENGER Mission with Expected Impact on Mercury's Surface


A NASA planetary exploration mission came to a planned, but nonetheless dramatic, end April 30 when...
Published Comet dust: Planet Mercury's 'invisible paint' - Comet Dust: Planet Mercury's 'Invisible Paint'


Scientists have long puzzled over the planet Mercury's excessively dark surface. New research sugges...
Published Wandering Jupiter accounts for our unusual solar system - Wandering Jupiter: The Reason Behind Our Unusual Solar System


Jupiter may have swept through the early solar system like a wrecking ball, destroying a first gener...
Published MESSENGER's endgame: Hover campaign promises bird's-eye view of Mercury's surface - MESSENGER's Endgame: Hover Campaign Promises Bird's-Eye View of Mercury's Surface


MESSENGER will not go gentle into that good night. The mission will end sometime this spring, when t...
Published Ancient star system reveals Earth-sized planets forming near start of universe - Ancient Star System Reveals Earth-Sized Planets Forming Near Start of Universe


A Sun-like star with orbiting planets, dating back to the dawn of the Galaxy, has been discovered by...
Published New insights into the early bombardment history on Mercury - New Insights into the Early Bombardment History on Mercury


Astronomers have studied the surface of Mercury to better understand if the plains were formed by vo...
Published Is salt the key to unlocking the interiors of Neptune and Uranus? - Is Salt the Key to Unlocking the Interiors of Neptune and Uranus?


The interiors of several of our Solar System's planets and moons are icy, and ice has been found on...
Published New research re-creates planet formation, super-Earths and giant planets in the laboratory - New Research Re-Creates Planet Formation, Super-Earths and Giant Planets in the Laboratory


New laser-driven compression experiments reproduce the conditions deep inside exotic super-Earths an...
Published NASA's Davinci mission to take the plunge through massive atmosphere of Venus - NASA's Davinci Mission to Take the Plunge Through Massive Atmosphere of Venus


NASA scientists and engineers give new details about the Deep Atmosphere Venus Investigation of Nobl...
Published Why we live on Earth and not Venus - Why We Live on Earth and Not Venus


Compared to its celestial neighbors Venus and Mars, Earth is a pretty habitable place. So how did we...
Published Atmosphere of Venus studied through rare transit images - Atmosphere of Venus Studied Through Rare Transit Images


Two of NASA's heliophysics missions can now claim planetary science on their list of scientific find...
Published Small solar eruptions can have profound effects on unprotected planets - Small Solar Eruptions: The Profound Effects on Unprotected Planets


While no one yet knows what's needed to build a habitable planet, it's clear that the interplay betw...
Published Venus, if you will, as seen in radar with the Green Bank Telescope - Venus, if you will, as seen in radar with the Green Bank Telescope


Recently, by combining the highly sensitive receiving capabilities of the National Science Foundatio...
Published Unraveling mysteries of the Venusian atmosphere - Unraveling Mysteries of the Venusian Atmosphere


Underscoring the vast differences between Earth and its neighbor Venus, new research shows a glimpse...