Stellar obliquities in exoplanetary systems

SH Albrecht, RI Dawson, JN Winn - Publications of the …, 2022 - iopscience.iop.org
The rotation of a star and the revolutions of its planets are not necessarily aligned. This
article reviews the measurement techniques, key findings, and theoretical interpretations …

Origins of hot Jupiters

RI Dawson, JA Johnson - Annual Review of Astronomy and …, 2018 - annualreviews.org
Hot Jupiters were the first exoplanets to be discovered around main sequence stars and
astonished us with their close-in orbits. They are a prime example of how exoplanets have …

Five carbon-and nitrogen-bearing species in a hot giant planet's atmosphere

P Giacobbe, M Brogi, S Gandhi, PE Cubillos… - Nature, 2021 - nature.com
The atmospheres of gaseous giant exoplanets orbiting close to their parent stars (hot
Jupiters) have been probed for nearly two decades,. They allow us to investigate the …

A broadband thermal emission spectrum of the ultra-hot Jupiter WASP-18b

LP Coulombe, B Benneke, R Challener, AAA Piette… - Nature, 2023 - nature.com
Close-in giant exoplanets with temperatures greater than 2,000 K ('ultra-hot Jupiters') have
been the subject of extensive efforts to determine their atmospheric properties using thermal …

TESS transit timing of hundreds of hot Jupiters

ES Ivshina, JN Winn - The Astrophysical Journal Supplement …, 2022 - iopscience.iop.org
We provide a database of transit times and updated ephemerides for 382 planets based on
data from the NASA Transiting Exoplanet Survey Satellite (TESS) and previously reported …

The orbit of WASP-12b is decaying

SW Yee, JN Winn, HA Knutson, KC Patra… - The Astrophysical …, 2019 - iopscience.iop.org
WASP-12b is a transiting hot Jupiter on a 1.09 day orbit around a late-F star. Since the
planet's discovery in 2008, the time interval between transits has been decreasing by 29±2 …

Empirical limb-darkening coefficients and transit parameters of known exoplanets from TESS

JA Patel, N Espinoza - The Astronomical Journal, 2022 - iopscience.iop.org
Although the main goal of the Transiting Exoplanet Survey Satellite (TESS) is to search for
new transiting exoplanets, its data can also be used to study already-known systems in …

A preponderance of perpendicular planets

SH Albrecht, ML Marcussen, JN Winn… - The Astrophysical …, 2021 - iopscience.iop.org
Abstract Observing the Rossiter–McLaughlin effect during a planetary transit allows the
determination of the angle λ between the sky projections of the star's spin axis and the …

A Combined Ground-based and JWST Atmospheric Retrieval Analysis: Both IGRINS and NIRSpec Agree that the Atmosphere of WASP-77A b Is Metal-poor

PCB Smith, MR Line, JL Bean, M Brogi… - The Astronomical …, 2024 - iopscience.iop.org
Ground-based high-resolution and space-based low-resolution spectroscopy are the two
main avenues through which transiting exoplanet atmospheres are studied. Both methods …

DREAM-III. A helium survey in exoplanets on the edge of the hot Neptune desert with GIANO-B at TNG

G Guilluy, V Bourrier, Y Jaziri, W Dethier… - Astronomy & …, 2023 - aanda.org
Context. The population of close-in exoplanets features a desert of hot Neptunes whose
origin remains uncertain. These planets may have lost their atmosphere, eroding into mini …