An international team of astronomers has successfully imaged the surface of the geriatric star π1 Gruis, revealing enormous convection cells that cycle material between the interior and surface of the star – essentially acting as a massive stellar lava lamp. In about five billion years, our own Sun will make the transition from a main sequence yellow dwarf star, to a red giant, with dramatic implications for Earth.
.. Continue Reading Nearby red giant star riddled with colossal lava lamp-like featuresCategory: Space
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