The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball ...
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How Hot Is the Sun? Our Solar System's Fiery Star, ExplainedKraaikamp (ROB) As tempting as it is to cite one, no single number can describe the temperature of the whole Sun. Its layers ...
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