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Related papers: On the structure and mass delivery towards circump…

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We investigate how the formation and structure of circumplanetary disks (CPDs) varies with planet mass and protoplanetary disk aspect ratio. Using static mesh refinement and a near-isothermal equation of state, we perform a small parameter…

Earth and Planetary Astrophysics · Physics 2025-05-15 Sabina Sagynbayeva , Rixin Li , Aleksandra Kuznetsova , Zhaohuan Zhu , Yan-Fei Jiang , Philip J. Armitage

We present three-dimensional simulations with nested meshes of the dynamics of the gas around a Jupiter mass planet with the JUPITER and FARGOCA codes. We implemented a radiative transfer module into the JUPITER code to account for…

Earth and Planetary Astrophysics · Physics 2016-10-19 J. Szulágyi , F. Masset , E. Lega , A. Crida , A. Morbidelli , T. Guillot

The formation of circumplanetary disks is central to our understanding of giant planet formation, influencing their growth rate during the post-runaway phase and observability while embedded in protoplanetary disks. We use 3D global…

Earth and Planetary Astrophysics · Physics 2024-08-22 Leonardo Krapp , Kaitlin M. Kratter , Andrew N. Youdin , Pablo Benítez-Llambay , Frédéric Masset , Philip J. Armitage

We present mock observations of forming planets with ALMA. The possible detections of circumplanetary disks (CPDs) were investigated around planets of Saturn, 1, 3, 5, and 10 Jupiter-masses that are placed at 5.2 AU from their star. The…

Earth and Planetary Astrophysics · Physics 2019-03-27 J. Szulágyi , G. van der Plas , M. R. Meyer , A. Pohl , S. P. Quanz , L. Mayer , S. Daemgen , V. Tamburello

Giant planets grow and acquire their gas envelope during the disk phase. At the time of the discovery of giant planets in their host disk, it is important to understand the interplay between the host disk and the envelope and…

Earth and Planetary Astrophysics · Physics 2024-08-23 E. Lega , M. Benisty , A. Cridland , A. Morbidelli , M. Schulik , M. Lambrechts

The large icy moons of Jupiter formed in a circumplanetary disk (CPD). CPDs are fed by infalling circumstellar gas and dust which may be shock-heated upon accretion or sublimated while passing through an optically thin gap. Accreted…

Earth and Planetary Astrophysics · Physics 2022-11-16 Nickolas Oberg , Inga Kamp , Stephanie Cazaux , Peter Woitke , Wing-Fai Thi

Context. The model of disc fragmentation due to gravitational instabilities offers an alternate formation mechanism for gas giant planets, especially those on wide orbits. Aims. Our goal is to determine the 3D structure of disc-instability…

Earth and Planetary Astrophysics · Physics 2024-02-13 Adam Fenton , Dimitris Stamatellos

With a series of numerical simulations, we analyze the thermo-hydrodynamical evolution of circumstellar disks containing Jupiter-size protoplanets. In the framework of the two-dimensional approximation, we consider an energy equation that…

Astrophysics · Physics 2016-06-20 Gennaro D'Angelo , Thomas Henning , Willy Kley

We investigate the properties of circumplanetary discs formed in three-dimensional, self-gravitating radiation hydrodynamical models of gas accretion by protoplanets. We determine disc sizes, scaleheights, and density and temperature…

Earth and Planetary Astrophysics · Physics 2015-05-13 Ben A. Ayliffe , Matthew R. Bate

We study gap formation in gaseous protoplanetary discs by a Jupiter mass planet. The planet's orbit is circular and inclined relative to the midplane of the disc. We use the impulse approximation to estimate the gravitational tidal torque…

Earth and Planetary Astrophysics · Physics 2017-05-31 R. O. Chametla , F. J. Sanchez-Salcedo , F. S. Masset , A. M. Hidalgo-Gamez

Firstly, we study the final masses of giant planets growing in protoplanetary disks through capture of disk gas, by employing an empirical formula for the gas capture rate and a shallow disk gap model, which are both based on hydrodynamical…

Earth and Planetary Astrophysics · Physics 2016-06-01 Takayuki Tanigawa , Hidekazu Tanaka

During the late stages of giant planet formation, protoplanets are surrounded by a circumplanetary disk and an infalling envelope of gas and dust. For systems with sufficient cooling, material entering the sphere of influence of the planet…

Earth and Planetary Astrophysics · Physics 2024-09-20 Aster G. Taylor , Fred C. Adams

In an ongoing effort to understand planet formation the link between the chemistry of the protoplanetary disk and the properties of resulting planets have long been a subject of interest. These connections have generally been made between…

Earth and Planetary Astrophysics · Physics 2025-01-08 Alex J. Cridland , Elena Lega , Myriam Benisty

Circumplanetary disks (CPDs) may be essential to the formation of planets, regulating their spin and accretion evolution. We perform a series of 3D hydrodynamics simulations in both the isothermal and adiabatic limits to systematically…

Earth and Planetary Astrophysics · Physics 2020-01-08 Jeffrey Fung , Zhaohuan Zhu , Eugene Chiang

The full spatial structure and temporal evolution of the accretion flow into the envelopes of growing gas giants in their nascent discs is only accessible in simulations. Such simulations are constrained in their approach of computing the…

Earth and Planetary Astrophysics · Physics 2019-12-18 Matthäus Schulik , Anders Johansen , Bertram Bitsch , Elena Lega

We investigate the planetary migration of low-mass planets ($M_p\in[1,15]M_\oplus$, here $M_\oplus$ is the Earth mass) in a gaseous disc containing a previously formed gap. We perform high-resolution 3D simulations with the FARGO3D code. To…

Earth and Planetary Astrophysics · Physics 2024-06-19 Raúl O. Chametla , F. J. Sánchez-Salcedo , Mauricio Reyes-Ruiz , Carlos Carrasco-González , Ondrej Chrenko

The formation of a circumplanetary disk and accretion of angular momentum onto a protoplanetary system are investigated using 3D hydrodynamical simulations. The local region around a protoplanet in a protoplanetary disk is considered with…

Astrophysics · Physics 2008-10-16 Masahiro N. Machida

We have conducted three-dimensional self-gravitating radiation hydrodynamical models of gas accretion onto high mass cores (15-33 Earth masses) over hundreds of orbits. Of these models, one case accretes more than a third of a Jupiter mass…

Earth and Planetary Astrophysics · Physics 2015-06-11 Ben A. Ayliffe , Matthew R. Bate

The identification of on-going planet formation requires the finest angular resolutions and deepest sensitivities in observations inspired by state-of-the-art numerical simulations. Hydrodynamic simulations of planet-disk interactions…

Earth and Planetary Astrophysics · Physics 2015-11-04 Sebastian Perez , Alex Dunhill , Simon Casassus , Pablo Roman , Judit Szulágyi , Christian Flores , Sebastian Marino , Matias Montesinos

Young protostellar discs provide the initial conditions for planet formation. The properties of these discs may be different from those of late-phase (T Tauri) discs due to continuing infall from the envelope and protostellar variability…

Solar and Stellar Astrophysics · Physics 2017-10-11 Benjamin A. MacFarlane , Dimitris Stamatellos
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