Protoplanet: A protoplanet is a large planetary embryo that originated within a protoplanetary disc and has undergone internal melting to produce a differentiated interior. Protoplanets are thought to form out of kilometer-sized planetesimals that gravitationally perturb each other's orbits ... (Large planetary embryo) [100%] 2023-05-28 [Protoplanets] [Types of planet]...
Protoplanet: Protoplanet [zu griech. prõtos „erster“] ist die Bezeichnung für den Vorläufer eines Planeten nach der verbreitetsten Theorie. [100%] 2023-05-05
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