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10 March, 01:04

Which forms first: protoplanets or planetesimals?

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  1. 10 March, 03:40
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    A planetesimal is small bodies from which a planet originated in the early stages of formation of the solar system. Protoplanets are when planetesimals join together through collisions and through the force of gravity to form larger bodies.

    Therefore, planetesimals are formed first.
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