“Helium Rain Is Real!” – Experiments Validate the Possibility of Helium Rain Inside Jupiter and Saturn – SciTechDaily

An international research team, including scientists from Lawrence Livermore National Laboratory, have validated a nearly 40-year-old prediction and experimentally shown that helium rain is possible inside planets such as Jupiter and Saturn (pictured). Credit: NASA/JPL/Space Science Institute
Nearly 40 years ago, scientists first predicted the existence of helium rain inside planets composed primarily of hydrogen and helium, such as Jupiter and Saturn. However, achieving the experimental conditions…

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