Results 11 to 20 of about 5,501 (199)

Atmospheres on Nonsynchronized Eccentric-tilted Exoplanets. I. Dynamical Regimes [PDF]

open access: yesThe Astrophysical Journal, 2019
Abstract Relatively long-period, nonsynchronized planets—such as warm Jupiters—potentially retain the primordial rotation, eccentricity, and obliquity that might encapsulate information on planetary climate and formation processes. To date, there has not been a systematic study on climate patterns on these planets that will significantly
Kazumasa Ohno, Xi Zhang
openaire   +2 more sources

Atmospheric circulation of tidally locked exoplanets: A suite of benchmark tests for dynamical solvers [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2010
ISSN:0035 ...
Heng, Kevin   +2 more
openaire   +5 more sources

Photochemical Hazes Dramatically Alter Temperature Structure and Atmospheric Circulation in 3D Simulations of Hot Jupiters

open access: yesThe Astrophysical Journal, 2023
Photochemical hazes are expected to form in hot Jupiter atmospheres and may explain the strong scattering slopes and muted spectral features observed in the transmission spectra of many hot Jupiters.
Maria E. Steinrueck   +7 more
doaj   +1 more source

DIRECT MEASURE OF RADIATIVE AND DYNAMICAL PROPERTIES OF AN EXOPLANET ATMOSPHERE [PDF]

open access: yesThe Astrophysical Journal Letters, 2016
ABSTRACT Two decades after the discovery of 51 Peg b, the formation processes and atmospheres of short-period gas giants remain poorly understood. Observations of eccentric systems provide key insights on those topics as they can illuminate how a planet’s atmosphere responds to changes in incident flux.
Julien de Wit   +6 more
openaire   +4 more sources

Traveling Planetary-scale Waves Cause Cloud Variability on Tidally Locked Aquaplanets

open access: yesThe Planetary Science Journal, 2023
Cloud cover at the planetary limb of water-rich Earth-like planets is likely to weaken chemical signatures in transmission spectra, impeding attempts to characterize these atmospheres.
Maureen Cohen   +4 more
doaj   +1 more source

Exoplanet albedo spectra and colors as a function of planet phase, separation, and metallicity [PDF]

open access: yes, 2010
First generation optical coronagraphic telescopes will obtain images of cool gas and ice giant exoplanets around nearby stars. The albedo spectra of exoplanets at planet-star separations larger than about 1 AU are dominated by reflected light to beyond 1
Ackerman   +58 more
core   +2 more sources

A Radiative-convective Model for Terrestrial Planets with Self-consistent Patchy Clouds

open access: yesThe Planetary Science Journal, 2023
Clouds are ubiquitous: they arise for every solar system planet that possesses an atmosphere and have also been suggested as a leading mechanism for obscuring spectral features in exoplanet observations.
James D. Windsor   +5 more
doaj   +1 more source

Radial velocity eclipse mapping of exoplanets [PDF]

open access: yes, 2015
Planetary rotation rates and obliquities provide information regarding the history of planet formation, but have not yet been measured for evolved extrasolar planets.
Barnes J. W.   +23 more
core   +2 more sources

The Influence of a Stellar Flare on the Dynamical State of the Atmosphere of the Exoplanet HD 209458b [PDF]

open access: yesAstronomy Reports, 2018
7 pages, 5 figures, accepted by Astronomy Reports (2018, v. 62, No. 10)
Bisikalo, D. V.   +4 more
openaire   +2 more sources

Magnetohydrodynamical Torsional Oscillations from Thermoresistive Instability in Hot Jupiters

open access: yesThe Astrophysical Journal, 2023
Hot Jupiter atmospheres may be subject to a thermoresistive instability where an increase in the electrical conductivity due to ohmic heating results in runaway of the atmospheric temperature.
Raphaël Hardy   +2 more
doaj   +1 more source

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