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This paper provides a brief summary and overview of the astrochemistry associated with the formation of stars and planets. It is aimed at new researchers in the field to enable them to obtain a quick overview of the landscape and key…

Earth and Planetary Astrophysics · Physics 2020-12-04 Ewine F. van Dishoeck , Edwin A. Bergin

Our understanding of planet formation has been rapidly evolving in recent years. The classical planet formation theory, developed when the only known planetary system was our own Solar System, has been revised to account for the observed…

In this review we re-evaluate our observational and theoretical understanding of the chemical evolution of protoplanetary disks. We discuss how improved observational capabilities have enabled the detection of numerous molecules exposing an…

Astrophysics · Physics 2007-05-23 E. A. Bergin , Y. Aikawa , G. A. Blake , E. F. van Dishoeck

The formation of solid macroscopic grains (pebbles) in protoplanetary discs is the first step toward planet formation. We aim to study the distribution of pebbles and the chemical composition of their ice mantles in a young protoplanetary…

Earth and Planetary Astrophysics · Physics 2024-03-06 A. Topchieva , T. Molyarova , V. Akimkin , L. Maksimova , E. Vorobyov

Solar and extrasolar planets are the subject of numerous studies aiming to determine their chemical composition and internal structure. In the case of extrasolar planets, the composition is important as it partly governs their potential…

Earth and Planetary Astrophysics · Physics 2014-10-15 Ulysse Marboeuf , Amaury Thiabaud , Yann Alibert , Nahuel Cabral , Willy Benz

In models of planetary accretion, pebbles form by dust coagulation and rapidly migrate toward the central star. Planetesimals may continuously form from pebbles over the age of the protoplanetary disk by yet uncertain mechanisms. Meanwhile,…

Earth and Planetary Astrophysics · Physics 2018-04-17 Ryuji Morishima

The heavy element content of giant exoplanets, inferred from structure models based on their radius and mass, often exceeds predictions based on classical core accretion. Pebble drift, coupled with volatile evaporation, has been proposed as…

Earth and Planetary Astrophysics · Physics 2026-01-28 Barry O'Donovan , Bertram Bitsch

The chemical composition of a protoplanetary disk is determined not only by in situ chemical processes during the disk phase, but also by the history of the gas and dust before it accreted from the natal envelope. In order to understand the…

Astrophysics of Galaxies · Physics 2015-05-28 Ruud Visser , Ewine F. van Dishoeck , Steven D. Doty

Stars mostly form in clusters where neighboring stars can influence proto-planetary disc evolution. Besides gravitational interactions, external photoevaporation can shape these discs. Depending on the strength of photoevaporation, discs…

Earth and Planetary Astrophysics · Physics 2024-10-30 Nelson Ndugu , Bertram Bitsch , Julia Lena Lienert

Upcoming studies of extrasolar gas giants will give precise insights into the composition of planetary atmospheres with the ultimate goal to link it to the formation history of the planet. Here, we investigate how drifting and evaporating…

Earth and Planetary Astrophysics · Physics 2021-10-13 Aaron David Schneider , Bertram Bitsch

Observations of protoplanetary disks have revealed them to be complex and dynamic, with vertical and radial transport of gas and dust occurring simultaneously with chemistry and planet formation. Previous models of protoplanetary disks…

Earth and Planetary Astrophysics · Physics 2022-03-18 Eric Van Clepper , Jennifer B. Bergner , Arthur D. Bosman , Edwin Bergin , Fred J. Ciesla

An outstanding question of astrobiology is the link between the chemical composition of planets, comets, and other solar system bodies and the molecules formed in the interstellar medium. Understanding the chemical and physical evolution of…

Solar and Stellar Astrophysics · Physics 2014-10-30 Ugo Hincelin , Valentine Wakelam , Benoît Commerçon , Franck Hersant , Stéphane Guilloteau

We present the next step in a series of papers devoted to connecting the composition of the atmospheres of forming planets with the chemistry of their natal evolving protoplanetary disks. The model presented here computes the coupled…

Earth and Planetary Astrophysics · Physics 2022-06-08 A. J. Cridland , Ralph E. Pudritz , Tilman Birnstiel , L. Ilsedore Cleeves , Edwin A. Bergin

(English) In this lecture I discuss recent progress in the understanding of the chemical evolution of protoplanetary disks that resemble our Solar system during the first ten million years. At the verge of planet formation, strong…

Astrophysics of Galaxies · Physics 2012-02-27 Dmitry A. Semenov

This comprehensive review summarizes our current understanding of the evolution of gas, solids and molecular ices in protoplanetary disks. Key findings related to disk physics and chemistry, both observationally and theoretically, are…

Astrophysics of Galaxies · Physics 2013-10-14 Thomas Henning , Dmitry Semenov

We study the formation of the protoplanetary disk by the collapse of a primordial molecular cloud, and how its evolution leads to the selection of specific types of planets. We use a hydrodynamical code that accounts for the dynamics,…

Earth and Planetary Astrophysics · Physics 2019-04-17 Kevin Baillié , Joao Marques , Laurent Piau

As stellar compositions evolve over time in the Milky Way, so will the resulting planet populations. In order to place planet formation in the context of Galactic chemical evolution, we make use of a large ($N = 5\,325$) stellar sample…

Earth and Planetary Astrophysics · Physics 2023-10-11 Jesper Nielsen , Matthew Raymond Gent , Maria Bergemann , Philipp Eitner , Anders Johansen

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

Solar and extrasolar comets and extrasolar planets are the subject of numerous studies in order to determine their chemical composition and internal structure. In the case of planetesimals, their compositions are important as they govern in…

Earth and Planetary Astrophysics · Physics 2014-10-15 Ulysse Marboeuf , Amaury Thiabaud , Yann Alibert , Nahuel Cabral , Willy Benz

The rapid advances in observations of the different populations of exoplanets, the characterization of their host stars and the links to the properties of their planetary systems, the detailed studies of protoplanetary disks, and the…

Earth and Planetary Astrophysics · Physics 2018-12-05 Ralph E. Pudritz , Alex J. Cridland , Matthew Alessi