Planetary formation and early phases

Planets form in proto-planetary disks. In this review, we describe the structure and properties of such disks, and the various phenomenons that lead to the final product: a planetary system. First, micrometre dust settles and coagulates. Then, a complex interplay between the gas and centimetre aggre...

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Main Author: Crida, Aurélien
Format: Article
Language:English
Published: Académie des sciences 2023-11-01
Series:Comptes Rendus. Physique
Subjects:
Online Access:https://comptes-rendus.academie-sciences.fr/physique/articles/10.5802/crphys.161/
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author Crida, Aurélien
author_facet Crida, Aurélien
author_sort Crida, Aurélien
collection DOAJ
description Planets form in proto-planetary disks. In this review, we describe the structure and properties of such disks, and the various phenomenons that lead to the final product: a planetary system. First, micrometre dust settles and coagulates. Then, a complex interplay between the gas and centimetre aggregates leads to efficient phenomenons such as the streaming instability and the pebble accretion. Finally, gas accretion proceeds on ten Earth mass solid cores.Once the gas disk is dissipated, giant planets may form satellites from massive rings, the terrestrial planets assemble from smaller embryos, and global dynamical instabilities give the planetary systems their final architecture.
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institution Kabale University
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series Comptes Rendus. Physique
spelling doaj-art-49a9b6c10f6e4bdba9d3104e0316f0872025-02-07T13:52:55ZengAcadémie des sciencesComptes Rendus. Physique1878-15352023-11-0124S223324810.5802/crphys.16110.5802/crphys.161Planetary formation and early phasesCrida, Aurélien0Université Côte d’Azur, Observatoire de la Côte d’Azur, CNRS, laboratoire Lagrange, Boulevard de l’observatoire, CS34229, 06304 Nice cedex 4, FrancePlanets form in proto-planetary disks. In this review, we describe the structure and properties of such disks, and the various phenomenons that lead to the final product: a planetary system. First, micrometre dust settles and coagulates. Then, a complex interplay between the gas and centimetre aggregates leads to efficient phenomenons such as the streaming instability and the pebble accretion. Finally, gas accretion proceeds on ten Earth mass solid cores.Once the gas disk is dissipated, giant planets may form satellites from massive rings, the terrestrial planets assemble from smaller embryos, and global dynamical instabilities give the planetary systems their final architecture.https://comptes-rendus.academie-sciences.fr/physique/articles/10.5802/crphys.161/Proto-planetary disksformation of planetsformation of satellitesplanetary migrationdynamics
spellingShingle Crida, Aurélien
Planetary formation and early phases
Comptes Rendus. Physique
Proto-planetary disks
formation of planets
formation of satellites
planetary migration
dynamics
title Planetary formation and early phases
title_full Planetary formation and early phases
title_fullStr Planetary formation and early phases
title_full_unstemmed Planetary formation and early phases
title_short Planetary formation and early phases
title_sort planetary formation and early phases
topic Proto-planetary disks
formation of planets
formation of satellites
planetary migration
dynamics
url https://comptes-rendus.academie-sciences.fr/physique/articles/10.5802/crphys.161/
work_keys_str_mv AT cridaaurelien planetaryformationandearlyphases