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Related papers: Setting the Stage: Planet formation and Volatile D…

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We explore here the idea, reminiscent in some respect of Von Weizsacker's (1944) and Alfven's (1976) outmoded cosmogonies, that long-lived vortices in a turbulent protoplanetary nebula can capture large amount of solid particles and…

Astrophysics · Physics 2007-05-23 P. Barge , J. Sommeria

Protoplanetary disks are quasi-steady structures whose evolution and dispersal determine the environment for planet formation. I review the theory of protoplanetary disk evolution and its connection to observations. Substantial progress has…

Solar and Stellar Astrophysics · Physics 2011-08-25 Philip J. Armitage

One of the current challenges of planet formation theory is to explain the enrichment of observed exoplanetary atmospheres. Past studies have focused on scenarios where either pebbles or planetesimals were the heavy element enrichment's…

Earth and Planetary Astrophysics · Physics 2023-11-08 Claudia Danti , Bertram Bitsch , Jingyi Mah

Discs of gas and dust around Myr-old stars are a by-product of the star formation process and provide the raw material to form planets. Hence, their evolution and dispersal directly impact what type of planets can form and affect the final…

Earth and Planetary Astrophysics · Physics 2017-04-05 Barbara Ercolano , Ilaria Pascucci

I attempt to summarize our knowledge of planet formation in evolving protoplanetary discs. I first review the physics of disc evolution and dispersal. For most of the disc lifetime evolution is driven by accretion and photoevaporation, and…

Earth and Planetary Astrophysics · Physics 2015-06-16 Richard Alexander

Chemical and chronological information preserved in meteorites permits the reconstruction of events and processes in the solar nebula from the formation of the first solids to the accretion of planetary bodies and their subsequent…

Earth and Planetary Astrophysics · Physics 2026-04-14 Klaus Mezger , Jonas Pape , Aryavart Anand , Pascal M. Kruttasch , Hauke Vollstaedt , Jan Hoffmann

Young terrestrial planets, when they are still embedded in a circumstellar disk, accumulate an atmosphere of nebula gas. The evolution and eventual evaporation of the protoplanetary disk affect the structure and dynamics of the planetary…

Earth and Planetary Astrophysics · Physics 2015-06-03 Alexander Stoekl , Ernst Dorfi , Helmut Lammer

The goal of planet formation as a field of study is not only to provide the understanding of how planets come into existence. It is also an interdisciplinary bridge which links astronomy to geology and mineralogy. Recent observations of…

Earth and Planetary Astrophysics · Physics 2024-04-25 Christoph Mordasini , Remo Burn

Protoplanetary disks are thought to be the birth places of planetary systems. The formation and the subsequent evolution of protoplanetary disks are regulated by the star formation process, which begins with the collapse of a cloud core to…

Astrophysics of Galaxies · Physics 2015-03-13 P. Manoj

Differential settling and growth of dust grains impact the structure of the radiative envelopes of gaseous planets during formation. Sufficiently rapid dust growth can result in envelopes with substantially reduced opacities for radiation…

Earth and Planetary Astrophysics · Physics 2022-12-14 Kristen Menou , Hong Tao Zhang

Planet formation encompasses processes that span a remarkable 40 magnitudes in mass, ranging from collisions between micron-sized grains inherited from the ISM to the accretion of gas by giant planets. The planet formation process takes…

Earth and Planetary Astrophysics · Physics 2024-12-18 Chris Ormel

Over the past two decades, large strides have been made in the field of planet formation. Yet fundamental questions remain. Here we review our state of understanding of five fundamental bottlenecks in planet formation. These are: 1) the…

Earth and Planetary Astrophysics · Physics 2017-02-01 Alessandro Morbidelli , Sean N. Raymond

This paper reviews our current understanding of terrestrial planets formation. The focus is on computer simulations of the dynamical aspects of the accretion process. Throughout the chapter, we combine the results of these theoretical…

Earth and Planetary Astrophysics · Physics 2012-08-24 Alessandro Morbidelli , Jonathan I. Lunine , David P. O`brien , Sean N. Raymond , Kevin J. Walsh

Planets are common objects in the Universe, observationally as well as theoretically. However, the standard theory of their formation encounters many difficulties, such as dust fall and disk lifetime problems. We positively analyze them,…

Earth and Planetary Astrophysics · Physics 2020-08-03 Masahiro Morikawa , Suzuka Amaya

Most models of volatile delivery to accreting terrestrial planets assume that the carriers for water are similar in water content to the carbonaceous chondrites in our Solar System. Here we suggest that the water content of primitive bodies…

Earth and Planetary Astrophysics · Physics 2015-06-24 Fred J. Ciesla , Gijs D. Mulders , Ilaria Pascucci , Daniel Apai

The field of planet formation is in an exciting era, where recent observations of disks around low- to intermediate-mass stars made with state of the art interferometers and high-contrast optical and IR facilities have revealed a diversity…

Earth and Planetary Astrophysics · Physics 2022-03-21 A. Miotello , I. Kamp , T. Birnstiel , L. I. Cleeves , A. Kataoka

Progressive astronomical characterization of planet-forming disks and rocky exoplanets highlight the need for increasing interdisciplinary efforts to understand the birth and life cycle of terrestrial worlds in a unified picture. Here, we…

Earth and Planetary Astrophysics · Physics 2022-03-21 Tim Lichtenberg , Laura K. Schaefer , Miki Nakajima , Rebecca A. Fischer

This chapter concerns the long-term dynamical evolution of planetary systems from both theoretical and observational perspectives. We begin by discussing the planet-planet interactions that take place within our own Solar System. We then…

Earth and Planetary Astrophysics · Physics 2015-06-18 Melvyn B. Davies , Fred C. Adams , Philip Armitage , John Chambers , Eric Ford , Alessandro Morbidelli , Sean N. Raymond , Dimitri Veras

Our understanding of the process of terrestrial planet formation has grown markedly over the past 20 years, yet key questions remain. This review begins by first addressing the critical, earliest stage of dust coagulation and concentration.…

Earth and Planetary Astrophysics · Physics 2024-11-07 Matthew S. Clement , Andre Izidoro , Sean N. Raymond , Rogerio Deienno

We use resistive magnetohydrodynamical simulations with the nested grid technique to study the formation of protoplanetary disks around protostars from molecular cloud cores that provide the realistic environments for planet formation. We…

Earth and Planetary Astrophysics · Physics 2015-05-14 Shu-ichiro Inutsuka , Masahiro N. Machida , Tomoaki Matsumoto