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Mona Evans
Mona Evans • 42 weeks ago

NASA | How to Cook a Comet. At around 230 million miles away from the sun, solar radiation begins to cook off the frozen water ice directly into gas. This is called sublimation. If it survives this, the intense radiation and pressure closer to the sun could destroy it altogether. Animators at NASA's Goddard Space Flight Center in Greenbelt, Md. created this short movie showing how the sun can cook a comet. Mona Evans, "Comets" www.bellaonline.c...

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