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Meaning of protoplanet

Source language: EnglishDictionary language: English

protoplanet

noun

Definitions

  1. An astronomical object, approximately the size of the Moon, formed from the mutual gravitational attraction of planetesimals; they are thought to collide with each other and slowly form planets

Sources:https://en.wiktionary.org/wiki/protoplanet

Related words

planetesimalplanetary objectplanemoplanetoidprotoplanetary discplanetdouble planetprotoplanetary disk