Earth at 80% current mass

Below is the details of 'Earth at 80% current mass'.

 

Earth at 80% current mass 4537 mya

The Earth reaches around 80% of its current mass. Throughout accretion it has been separating into the metallic core and rocky mantle as it grows (the processes called differentiation). The outer surface of the planet consists of a magma ocean 100's of km deep.
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Keywords: evolving_earth, astronomy