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Planetesimal - What does it mean?

planetesimal | |

planetesimal

Noun

(en noun)
  • Any of many small, solid astronomical objects, that orbit a star and form protoplanets through mutual gravitational attraction
  • See also

    * protoplanet * planetoid * minor planet * dwarf planet * major planet * superplanet * planet * planemo * mesoplanet * asteroid

    Not English

    has no English definition. It may be misspelled.