English
Related papers

Related papers: Cloud formation in Exoplanetary Atmospheres

200 papers

Atmospheric compositions for rocky exoplanets will depend strongly on the bulk planetary composition and the orbital position of the planet. Non-traditional gases may be present in the atmospheres of exceptionally hot planets. Atmospheres…

Earth and Planetary Astrophysics · Physics 2021-08-20 Laura Schaefer , Vivien Parmentier

We review several aspects of the calculation of exoplanet model atmospheres in the current era, with a focus on understanding the temperature-pressure profiles of atmospheres and their emitted spectra. Most of the focus is on gas giant…

Earth and Planetary Astrophysics · Physics 2018-04-24 Jonathan J. Fortney

This chapter reviews the current state of observational and theoretical efforts in the characterization of exoplanet atmospheres, with a focus on developments enabled through the Swiss National Centre for Competence in Research (NCCR)…

Earth and Planetary Astrophysics · Physics 2026-04-13 Daniel Kitzmann , Elspeth K. H. Lee , Jens Hoeijmakers , Kevin Heng

The characterization of exoplanetary atmospheres has come of age in the last decade, as astronomical techniques now allow for albedos, chemical abundances, temperature profiles and maps, rotation periods and even wind speeds to be measured.…

Earth and Planetary Astrophysics · Physics 2014-10-13 Kevin Heng , Adam P. Showman

Hot giant exoplanets are very exotic objects with no equivalent in the Solar System that allow us to study the behavior of atmospheres under extreme conditions. Their thermal and chemical day--night dichotomies associated with extreme wind…

Earth and Planetary Astrophysics · Physics 2023-01-31 William Pluriel

What kind of environment may exist on terrestrial planets around other stars? In spite of the lack of direct observations, it may not be premature to speculate on exoplanetary climates, for instance to optimize future telescopic…

Earth and Planetary Astrophysics · Physics 2015-06-17 Francois Forget , Jeremy Leconte

Understanding a planet's atmosphere is a necessary condition for understanding not only the planet itself, but also its formation, structure, evolution, and habitability, This puts a premium on obtaining spectra, and developing credible…

Earth and Planetary Astrophysics · Physics 2015-06-18 Adam Burrows

It is possible to learn a great deal about exoplanet atmospheres even when we cannot spatially resolve the planets from their host stars. In this chapter, we overview the basic techniques used to characterize transiting exoplanets -…

Earth and Planetary Astrophysics · Physics 2019-02-06 Laura Kreidberg

This review presents an insight into our current knowledge of the atmospheres of the planets Venus, Mars, Jupiter, Saturn, Uranus and Neptune, the satellite Titan, and those of exoplanets. It deals with the thermal structure, aerosol…

Earth and Planetary Astrophysics · Physics 2023-12-12 Agustín Sánchez-Lavega , Patrick Irwin , Antonio García Muñoz

Cloud computing offers an opportunity to run compute-resource intensive climate models at scale by parallelising model runs such that datasets useful to the exoplanet community can be produced efficiently. To better understand the…

The study of exoplanetary atmospheres is one of the most exciting and dynamic frontiers in astronomy. Over the past two decades ongoing surveys have revealed an astonishing diversity in the planetary masses, radii, temperatures, orbital…

Earth and Planetary Astrophysics · Physics 2015-06-18 Nikku Madhusudhan , Heather Knutson , Jonathan Fortney , Travis Barman

With observational efforts moving from the discovery into the characterisation mode, systematic campaigns that cover large ranges of global stellar and planetary parameters will be needed. We aim to uncover cloud formation trends and…

A number of transiting exoplanets have featureless transmission spectra that might suggest the presence of clouds at high altitudes. A realistic cloud model is necessary to understand the atmospheric conditions under which such…

Earth and Planetary Astrophysics · Physics 2017-02-08 Kazumasa Ohno , Satoshi Okuzumi

The characterization of exoplanets and their birth protoplanetary disks has enormously advanced in the last decade. Benefitting from that, our global understanding of the planet formation processes has been substantially improved. In this…

Earth and Planetary Astrophysics · Physics 2020-11-03 Beibei Liu , Jianghui Ji

Context. Clouds have already been detected in exoplanetary atmospheres. They play crucial roles in a planet's atmosphere and climate and can also create ambiguities in the determination of atmospheric parameters such as trace gas mixing…

Earth and Planetary Astrophysics · Physics 2017-11-22 Loïc Rossi , Daphne Stam

Observations of exoplanet atmospheres have shown that aerosols, like in the Solar System, are common across a variety of temperatures and planet types. The formation and distribution of these aerosols are inextricably intertwined with the…

Earth and Planetary Astrophysics · Physics 2021-05-05 Peter Gao , Hannah R. Wakeford , Sarah E. Moran , Vivien Parmentier

Cloud microphysical parameterizations in atmospheric models describe the formation and evolution of clouds and precipitation, a central weather and climate process. Cloud-associated latent heating is a primary driver of large and…

Exploring exoplanets has transformed our understanding of the universe by revealing many planetary systems that defy our current understanding. To study their atmospheres, spectroscopic observations are used to infer essential atmospheric…

Earth and Planetary Astrophysics · Physics 2025-12-19 Flavio Giobergia , Alkis Koudounas , Elena Baralis

Clouds form in the atmospheres of planets where they can determine the observable spectra, the albedo and phase curves. Cloud properties are determined by the local thermodynamical and chemical conditions of an atmospheric gas. A retrieval…

Earth and Planetary Astrophysics · Physics 2017-09-20 G. Mahapatra , Ch. Helling , Y. Miguel

Extrasolar planets appear in a chemical diversity unseen in our own solar system. Despite their atmospheres being cold, continuous and transient plasma processes do affect these atmosphere where clouds form with great efficiency. Clouds can…

Solar and Stellar Astrophysics · Physics 2018-09-26 Ch. Helling , I. Vorgul