Transiting exoplanet atmospheres in the era of JWST

EMR Kempton, HA Knutson - Reviews in Mineralogy …, 2024 - pubs.geoscienceworld.org
The field of exoplanet atmospheric characterization has recently made considerable
advances with the advent of high-resolution spectroscopy from large ground-based …

Multiple Clues for Dayside Aerosols and Temperature Gradients in WASP-69 b from a Panchromatic JWST Emission Spectrum

E Schlawin, S Mukherjee, K Ohno, TJ Bell… - The Astronomical …, 2024 - iopscience.iop.org
WASP-69 b is a hot, inflated, Saturn-mass planet (0.26 M Jup) with a zero-albedo
equilibrium temperature of 963 K. Here, we report the JWST 2–12 μm emission spectrum of …

[HTML][HTML] Patchy nightside clouds on ultra-hot Jupiters: general circulation model simulations with radiatively active cloud tracers

TD Komacek, X Tan, P Gao… - The Astrophysical Journal, 2022 - iopscience.iop.org
The atmospheres of ultra-hot Jupiters have been characterized in detail through recent
phase curve and low-and high-resolution emission and transmission spectroscopic …

The Possible Tidal Demise of Kepler's First Planetary System

S Vissapragada, A Chontos… - The Astrophysical …, 2022 - iopscience.iop.org
We present evidence of tidally-driven inspiral in the Kepler-1658 (KOI-4) system, which
consists of a giant planet (1.1RJ, 5.9MJ) orbiting an evolved host star (2.9R⊙, 1.5M⊙) …

The geometric albedo of the hot Jupiter HD 189733b measured with CHEOPS

AF Krenn, M Lendl, JA Patel, L Carone… - Astronomy & …, 2023 - aanda.org
Context. Measurements of the occultation of an exoplanet at visible wavelengths allow us to
determine the reflective properties of a planetary atmosphere. The observed occultation …

Cloudy and cloud-free thermal phase curves with picaso: Applications to wasp-43b

N Robbins-Blanch, T Kataria, NE Batalha… - The Astrophysical …, 2022 - iopscience.iop.org
We present new functionality within PICASO, a state-of-the-art radiative transfer model for
exoplanet and brown dwarf atmospheres, by developing a new pipeline that computes …

Modelling the day–night temperature variations of ultra-hot Jupiters: confronting non-grey general circulation models and observations

X Tan, TD Komacek, NE Batalha… - Monthly Notices of …, 2024 - academic.oup.com
ABSTRACT Ultra-hot Jupiters (UHJs) are natural laboratories to study extreme physics in
planetary atmospheres and their rich observational data sets are yet to be confronted with …

Yunma: Enabling spectral retrievals of exoplanetary clouds

S Ma, Y Ito, AF Al-Refaie, Q Changeat… - The Astrophysical …, 2023 - iopscience.iop.org
In this paper, we present YunMa, an exoplanet cloud simulation and retrieval package,
which enables the study of cloud microphysics and radiative properties in exoplanetary …

Emergent spectral fluxes of hot Jupiters: an abrupt rise in dayside brightness temperature under strong irradiation

D Deming, MR Line, HA Knutson… - The Astronomical …, 2023 - iopscience.iop.org
We study the emergent spectral fluxes of transiting hot Jupiters, using secondary eclipses
from Spitzer. To achieve a large and uniform sample, we have reanalyzed all secondary …

Modeling Atmospheric Lines by the Exoplanet Community (MALBEC) version 1.0: A CUISINES radiative transfer intercomparison project

GL Villanueva, TJ Fauchez, V Kofman… - The Planetary …, 2024 - iopscience.iop.org
Radiative transfer (RT) models are critical in the interpretation of exoplanetary spectra, in
simulating exoplanet climates, and when designing the specifications of future flagship …