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Related papers: Bayesian Deep Learning for Exoplanet Atmospheric R…

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We have constructed a Bayesian neural network able of retrieving tropospheric temperature profiles from rotational Raman-scatter measurements of nitrogen and oxygen and applied it to measurements taken by the RAman Lidar for Meteorological…

Atmospheric and Oceanic Physics · Physics 2023-04-12 Ghazal Farhani , Giovanni Martucci , Tyler Roberts , Alexander Haefele , Robert J. Sica

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

The high-precision photometry from NASA's Kepler and TESS missions has revolutionized exoplanet detection, enabling the discovery of over 5500 confirmed exoplanets via the transit method and around 10000 additional candidates awaiting…

Earth and Planetary Astrophysics · Physics 2025-12-02 Sarah Huang , Chen Jiang

The James Webb Space Telescope (JWST) will enable the search for and characterization of terrestrial exoplanet atmospheres in the habitable zone via transmission spectroscopy. However, relatively little work has been done to use solar…

Earth and Planetary Astrophysics · Physics 2023-08-30 Jacob Lustig-Yaeger , Victoria S. Meadows , David Crisp , Michael R. Line , Tyler D. Robinson

We explore the efficacy of machine learning (ML) in characterizing exoplanets into different classes. The source of the data used in this work is University of Puerto Rico's Planetary Habitability Laboratory's Exoplanets Catalog (PHL-EC).…

Instrumentation and Methods for Astrophysics · Physics 2018-05-24 Suryoday Basak , Surbhi Agrawal , Snehanshu Saha , Abhijit Jeremiel Theophilus , Kakoli Bora , Gouri Deshpande , Jayant Murthy

The exoplanet archive is an incredible resource of information on the properties of discovered extrasolar planets, but statistical analysis has been limited by the number of missing values. One of the most informative bulk properties is…

Earth and Planetary Astrophysics · Physics 2024-10-14 Florian Lalande , Elizabeth Tasker , Kenji Doya

High-resolution spectroscopy (R > 25,000) has opened new opportunities to characterize exoplanet atmospheres from the ground. By resolving individual lines in planetary emission and transmission spectra, one can sensitively probe the…

Earth and Planetary Astrophysics · Physics 2025-05-30 Ruizhe Wang , Ryan J. MacDonald , Neale P. Gibson , Nikole K. Lewis

Inferring the climate and surface conditions of terrestrial exoplanets in the habitable zone is a major goal for the field of exoplanet science. This pursuit will require both statistical analyses of the population of habitable planets as…

Earth and Planetary Astrophysics · Physics 2022-03-30 Adiv Paradise , Kristen Menou , Christopher Lee , Bo Lin Fan

Aims. To create a retrieval framework which encapsulates the 3D nature of exoplanet atmospheres, and to apply it to observed emission phase curve and transmission spectra of hot Jupiter exoplanet WASP-43b. Methods. We present our 3D…

Earth and Planetary Astrophysics · Physics 2022-08-31 Katy L. Chubb , Michiel Min

Solar System observations that serve as analogs for exoplanet remote sensing data can provide important opportunities to validate ideas and models related to exoplanet environments. Critically, and unlike true exoplanet observations, Solar…

Earth and Planetary Astrophysics · Physics 2026-01-23 Tyler D. Robinson , Arnaud Salvador

The recent accelerated growth in space-related research and development activities makes the near-term need for long-term extraterrestrial habitats evident. Such habitats must operate under continuous disruptive conditions arising from…

Signal Processing · Electrical Eng. & Systems 2023-01-04 Mahindra Rautela , Motahareh Mirfarah , Christian Silva , Shirley Dyke , Amin Maghareh , S. Gopalakrishnan

The analysis of exoplanetary atmospheres often relies upon the observation of transit or eclipse events. While very powerful, these snapshots provide mainly 1-dimensional information on the planet structure and do not easily allow precise…

Earth and Planetary Astrophysics · Physics 2021-06-02 Quentin Changeat , Ahmed F. Al-Refaie , Billy Edwards , Ingo P. Waldmann , Giovanna Tinetti

Direct detection, also known as direct imaging, is a method for discovering and characterizing the atmospheres of planets at intermediate and wide separations. It is the only means of obtaining spectra of non-transiting exoplanets.…

All life on Earth needs water. NASA's quest to follow the water links water to the search for life in the cosmos. Telescopes like JWST and mission concepts like HabEx, LUVOIR and Origins are designed to characterise rocky exoplanets…

Earth and Planetary Astrophysics · Physics 2022-03-30 Dang Pham , Lisa Kaltenegger

Planetary atmospheres are inherently 3D objects that can have strong gradients in latitude, longitude, and altitude. Secondary eclipse mapping is a powerful way to map the 3D distribution of the atmosphere, but the data can have large…

With the increasing number of directly imaged giant exoplanets the current atmosphere models are often not capable of fully explaining the spectra and luminosity of the sources. A particularly challenging component of the atmosphere models…

Earth and Planetary Astrophysics · Physics 2015-06-11 Veselin B. Kostov , Dániel Apai

Ground-based high-resolution spectra provide a powerful tool for characterising exoplanet atmospheres. However, they are greatly hampered by the dominating telluric and stellar lines, which need to be removed prior to any analysis. Such…

Earth and Planetary Astrophysics · Physics 2024-08-27 Doriann Blain , Alejandro Sánchez-López , Paul Mollière

The spectrum of an exoplanet reveals the physical, chemical, and biological processes that have shaped its history and govern its future. However, observations of exoplanet spectra are complicated by the overwhelming glare of their host…

Earth and Planetary Astrophysics · Physics 2018-06-13 J. L. Birkby

Given the widespread availability of grids of models for stellar atmospheres, it is necessary to recover intermediate atmospheric models by means of accurate techniques that go beyond simple linear interpolation and capture the intricacies…

Instrumentation and Methods for Astrophysics · Physics 2023-07-26 C. Westendorp Plaza , A. Asensio Ramos , C. Allende Prieto

The study of extrasolar planets and of the Solar System provides complementary pieces of the mosaic represented by the process of planetary formation. Exoplanets are essential to fully grasp the huge diversity of outcomes that planetary…