Pluto's mysterious polygons explained

Polygonal shapes cover the icy surface of Plutos Sputnik Planitia region. The patterns, photographed by NASAs New Horizons mission, are thought to be the result of slow-moving convection currents in the ice. Now, a new model shows that the driving force behind these currents is likely to be the sublimation of nitrogen ice into gas - an ongoing process on the surface of Sputnik Planitia.

Read the paper here: https://www.nature.com/articles/s41586-021-04095-w

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