Nautilus

Why Do So Many Moons Have Oceans?

One question for Julie Castillo-Rogez, a planetary geophysicist at NASA’s Jet Propulsion Laboratory. The post Why Do So Many Moons Have Oceans? appeared first on Nautilus.

One question for Julie Castillo-Rogez, a planetary geophysicist at NASA’s Jet Propulsion Laboratory at the California Institute of Technology where she focuses on, among other things, water-rich bodies like the dwarf planet Ceres and formulating, designing, and planning planetary missions.

Photo courtesy of Julie Castillo-Rogez

Why do so many moons have oceans?

o many moons, and also Pluto and Ceres—bodies that don’t have a lot of heat. When you look at the evolution of thermal models

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