English
Related papers

Related papers: Self-consistent atmosphere modeling with cloud for…

200 papers

The atmospheres of sub-Neptunes are expected to exhibit considerable chemical diversity, beyond what is anticipated for gas-giant exoplanets. In the current study, we construct self-consistent radiative transfer and equilibrium chemistry…

Earth and Planetary Astrophysics · Physics 2022-05-30 A. Guzmán-Mesa , D. Kitzmann , C. Mordasini , K. Heng

The atmospheric characterisation of temperate exoplanets is becoming accessible with JWST, providing a critical connection between Solar System planets and the more commonly observed hot-Jupiters. K2-18 b, a temperate sub-Neptune orbiting…

Earth and Planetary Astrophysics · Physics 2026-05-27 P. Lavvas , R. Liu , G. Tinetti , S. Paraskevaidou , P. Drossart , A. Coustenis

Modeling the atmospheres of exoplanets is fundamental to understanding their atmospheric physics and chemical processes. While one-dimensional (1D) atmospheric models with 1D radiative transfer (RT) have been widely used, advances in…

Earth and Planetary Astrophysics · Physics 2025-12-01 Rahul Arora , Liton Majumdar

Detection of an atmosphere around a terrestrial exoplanet will be a major milestone in the field, but our observational capacities are biased towards to tidally locked, close-in planets orbiting M-dwarf stars. The atmospheres of these…

Earth and Planetary Astrophysics · Physics 2026-01-30 Prune C. August , Robin Wordsworth , Mikayla Huffman , David Brain , Lars A. Buchhave

Static structure models, which map mass-radius constraints to bulk planet composition, are frequently used to categorise exoplanets due to their computational efficiency and the high-level insight they offer into planetary properties.…

Earth and Planetary Astrophysics · Physics 2026-04-20 Harrison Nicholls , Oliver Shorttle , Tim Lichtenberg , Flavia Pascal

Energy balance models (EBMs), alongside radiative-convective climate models (RCMs) and global climate models (GCMs), are useful tools for simulating planetary climates. Historically, planetary and exoplanetary EBMs have solely been 1D…

Earth and Planetary Astrophysics · Physics 2023-10-25 Ramses M. Ramirez

Secondary eclipse spectroscopy provides invaluable insights into the temperatures and compositions of exoplanetary atmospheres. We carry out a systematic temperature and abundance retrieval analysis of nine exoplanets (HD189733b, HD209458b,…

Earth and Planetary Astrophysics · Physics 2015-06-17 Michael R Line , Heather Knutson , Aaron Wolf , Yuk Yung

With the discovery of ever smaller and colder exoplanets, terrestrial worlds with hazy atmospheres must be increasingly considered. Our Solar System's Titan is a prototypical hazy planet, whose atmosphere may be representative of a large…

Earth and Planetary Astrophysics · Physics 2018-02-07 Juan M. Lora , Tiffany Kataria , Peter Gao

Thanks to the advances in modern instrumentation we have learned about many exoplanets that span a wide range of masses and composition. Studying their atmospheres provides insight into planetary origin, evolution, dynamics, and…

Earth and Planetary Astrophysics · Physics 2019-09-18 D. Shulyak , M. Rengel , A. Reiners , U. Seemann , F. Yan

The James Webb Space Telescope (JWST) will provide an opportunity to investigate the atmospheres of potentially habitable planets. Aerosols, significantly mute molecular features in transit spectra because they prevent light from probing…

Earth and Planetary Astrophysics · Physics 2022-07-28 Dhvani Doshi , Nicolas B. Cowan , Yi Huang

Space missions (CHEOPS, JWST, PLATO) facilitate detailed characterization of exoplanets. This work provides a framework to characterize cloud and climate properties of close-in gas giants via transit depth asymmetries from the optical to…

Earth and Planetary Astrophysics · Physics 2026-04-08 Ludmila Carone , Christiane Helling , Sebastian Gernjak , Hanna Leitner , Tamara Janz

The conventional observables to identify a habitable or inhabited environment in exoplanets, such as an ocean glint or abundant atmospheric O$_2$, will be challenging to detect with present or upcoming observatories. Here we suggest a new…

Since the discovery of brown dwarfs in 1994, and the discovery of dust cloud formation in the latest Very Low Mass Stars (VLMs) and Brown Dwarfs (BDs) in 1996, the most important challenge in modeling their atmospheres as become the…

Solar and Stellar Astrophysics · Physics 2010-11-25 F. Allard , D. Homeier , B. Freytag

Atmospheric refraction affects to various degrees exoplanet transit, lunar eclipse, as well as stellar occultation observations. Exoplanet retrieval algorithms often use analytical expressions for the column abundance along a ray traversing…

Earth and Planetary Astrophysics · Physics 2017-03-23 Yan Betremieux , Lisa Kaltenegger

With the advanced capabilities of ground- and space-based telescopes, exoplanet science is beginning to characterize the physics and chemistry of exoplanet atmospheres. However, interpreting exoplanet observations requires sophisticated…

Earth and Planetary Astrophysics · Physics 2026-03-27 Maggie A. Thompson

Over the past decade considerable effort, both observational and theoretical, has been directed towards a more accurate determination of the stellar lower main sequence and of the sub-stellar domain covered by Brown Dwarfs and Planets. A…

Astrophysics · Physics 2009-09-25 Isabelle Baraffe , France Allard

As the characterization of exoplanet atmospheres proceeds, providing insights into atmospheric chemistry and composition, a key question is how much deeper into the planet we might be able to see from its atmospheric properties alone. For…

Earth and Planetary Astrophysics · Physics 2023-12-19 Xander Byrne , Oliver Shorttle , Sean Jordan , Paul B. Rimmer

Young exoplanets provide a critical link between understanding planet formation and atmospheric evolution. Direct imaging spectroscopy allows us to infer the properties of young, wide orbit, giant planets with high signal-to-noise. This…

Directly-imaged planetary-mass companions offer unique opportunities in atmospheric studies of exoplanets. They share characteristics of both brown dwarfs and transiting exoplanets, therefore, are critical for connecting atmospheric…

We describe how the accurate characterization of exoplanetary atmospheres in the ELT and JWST era will inevitably require taking into consideration the stellar inhomogeneities caused by convection and magnetic fields. The existing evidence…

Solar and Stellar Astrophysics · Physics 2019-04-15 Adam F. Kowalski , Karel Schrijver , Valentin Martinez Pillet , Serena Criscuoli