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Jupiter's moon Europa

Jupiter's four largest moons – aka. the Galilean moons, consisting of Io, Europa, Ganymede and Callisto – are nothing if not fascinating. Ever since their discovery over four centuries ago, these moons have been a source ...

dateSep 30, 2015 in Space Exploration
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Young gas giants fly close to their suns

Hot Jupiters, giant Jupiter-like exoplanets that orbit 20 times closer to their host stars than the Earth does to the Sun, can form and migrate towards their infant stars in as little as a few million years, researchers at ...

dateSep 09, 2015 in Astronomy
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The moons of Jupiter

Jupiter was appropriately named by the Romans, who chose to name it after the king of the gods. In addition to being the largest planet in our Solar System – with two and a half times the mass of all the other planets combined ...

dateSep 15, 2015 in Space Exploration
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What are asteroids made of?

What are asteroids made of? Asteroids are made mostly of rock—with some composed of clay and silicate—and different metals, mostly nickel and iron. But other materials have been found in asteroids, as well.

dateSep 14, 2015 in Space Exploration
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Could we terraform the sun?

In the list of crazy hypothetical ideas, terraforming the sun has to be one of the top 10. So just how would someone go about doing terraforming our sun, a star, if they wanted to try?

dateSep 11, 2015 in Space Exploration
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