Planetesimal
Solid objects thought to exist in protoplanetary disks and in debris disks
Nº Q389824 ★★
Uncommon · Knowledge
Planetesimal
Solid objects thought to exist in protoplanetary disks and in debris disks
Planetesimals () are solid objects thought to exist in protoplanetary disks and debris disks. Believed to have formed in the Solar System about 4.6 billion years ago, they aid study of its formation.
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From Wikipedia
Planetesimals () are solid objects thought to exist in protoplanetary disks and debris disks. Believed to have formed in the Solar System about 4.6 billion years ago, they aid study of its formation.
Text: Wikipédia, CC BY-SA 4.0. · Image: NASA/ESA, R. Soummer, Ann Feild (STScI) (Public domain) ·
