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WRITER FUEL: Where Might Alien Life Exist on Jupiter’s Moon Europa?

Europa - Deposit Photos

Low-temperature hydrothermal vents could survive on the dark ocean floors of moons like Jupiter’s Europa for potentially billions of years, new computer simulations have shown, as astrobiologists strive to figure out whether these alien oceans could be habitable. Hydrothermal vents are both a source of chemical energy and heat, and are one of the possible … Read more

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Writer Fuel: Is Europa’s Crust Made From Pure “Underwater Snow”?

Europa - Deposit Photos

The shell of Jupiter’s famous ice moon may be formed, in part, by pure underwater snow that floats up instead of falling down. A new study, published in the August issue of the journal Astrobiology, finds that Europa’s icy crust might be built partially by “frazil ice,” a fluffy accumulation of ice crystals that also … Read more