New Detailed Geologic Map of Ganymede
More than 400 years after its discovery by astronomer Galileo Galilei, the largest moon in the solar system – Jupiter’s moon Ganymede – has finally claimed…
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Hubble Sees Evidence of Water Vapor Venting Off Europa
NASA’s Hubble Space Telescope has observed water vapor above the frigid south polar region of Jupiter’s moon Europa, providing the first strong evidence of water plumes…
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NASA Scientists Find Evidence That Europa Likely Spun on a Tilted Axis in the Past
By analyzing the distinctive cracks lining the icy face of Europa, NASA scientists found evidence that this moon of Jupiter likely spun around a tilted axis…
Read the articleWhat Would We Want to Know if We Landed on Europa Today?
Most of what scientists know of Jupiter’s moon Europa they have gleaned from a dozen or so close flybys from NASA’s Voyager 2 spacecraft in 1979…
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Where Are the Best Places to Enter Europa’s Interior?
The surface of Jupiter’s moon Europa exposes material churned up from inside the moon and also material resulting from matter and energy coming from above. If…
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Something’s Not Right With the Volcanoes on Io
The hundreds of volcanoes on Jupiter’s moon Io aren’t where they’re supposed to be, scientists say. Io’s major volcanic activity is concentrated 30 to 60 degrees…
Read the articleHydrogen Peroxide Could Be an Energy Source for Life on Europa (If It Exists)
A new paper led by a NASA researcher shows that hydrogen peroxide is abundant across much of the surface of Jupiter‘s moon Europa. The authors argue…
Read the article11 Experiments Chosen for ESA Jupiter Moons Mission
The JUpiter ICy moons Explorer mission, JUICE, will carry a total of 11 scientific experiments to study the gas giant planet and its large ocean-bearing moons,…
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Jupiter Hit by Another Object – Fireball Seen in the Planet’s Atmosphere
This is a great time to be observing the planet Jupiter. It’s nearing opposition; it big and bright in the late-night/early-morning sky and that can only…
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ESA to Launch Mission to Jupiter’s Icy Moons
Jupiter’s icy moons are the focus of Europe’s next large science mission, ESA announced today. The Jupiter Icy moons Explorer – JUICE – was selected over…
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