Results 71 to 80 of about 3,795,130 (207)

On the Detection of Low‐Frequency Planetary Radio Emission With an Orbiting Interferometer

open access: yesRadio Science, Volume 61, Issue 6, June 2026.
Abstract The magnetized planets of the outer Solar System produce kilometric radio emissions at very low frequencies (<1 ${< } 1\,$MHz). They reveal the planetary magnetic dynamics and their interaction with the solar wind. Those radio emissions can also serve as a proxy for interplanetary space weather monitoring.
E. Rouillé   +4 more
wiley   +1 more source

The NASA exoplanet archive: data and tools for exoplanet research

open access: yes, 2013
We describe the contents and functionality of the NASA Exoplanet Archive, a database and toolset funded by NASA to support astronomers in the exoplanet community.
Rey, R.   +34 more
core   +1 more source

Inverse modeling of European CH4 emissions: sensitivity to the observational network [PDF]

open access: yes, 2009
Inverse modeling is widely employed to provide “top-down” emission estimates using atmospheric measurements. Here, we analyze the dependence of derived CH4 emissions on the sampling frequency and density of the observational surface network, using the ...
Bergamaschi, P.   +9 more
core   +2 more sources

On the Dual Nature of Atmospheric Escape

open access: yesThe Astrophysical Journal
Planetary atmospheres cannot remain hydrostatic at all altitudes because they approach finite density at infinite radius, implying infinite mass. Classical treatments address this in two directions: either retain a hydrostatic structure while allowing ...
Darius Modirrousta-Galian, Jun Korenaga
doaj   +1 more source

Advancing Heliophysics and Space Weather Modeling Through Open Science

open access: yesSpace Weather, Volume 24, Issue 6, June 2026.
Abstract We present a community‐wide effort to develop a strategy and action plan to advance heliophysics and space weather modeling through open science. While open science has the potential to enhance the quality and pace of scientific discovery, its application to scientific modeling requires more careful consideration regarding open data and open ...
C. Corti   +87 more
wiley   +1 more source

Fractal Aggregate Aerosols in the Virga Cloud Code. II. Exploring the Effects of Key Cloud Parameters in Warm Neptune, Hot Jupiter and Brown Dwarf Atmospheres

open access: yesThe Astrophysical Journal
Aerosols and clouds are expected to be ubiquitous in exoplanet and brown dwarf atmospheres, where they can have a significant impact on transmission and emission spectra.
Matt G. Lodge   +4 more
doaj   +1 more source

Rotation‐Controlled Diurnal Evolution of Uranus' Asymmetric Bow Shock at Equinox

open access: yesAGU Advances, Volume 7, Issue 3, June 2026.
Abstract Uranus possesses the most extreme magnetic and rotational geometry in the solar system, resulting in a uniquely dynamic and asymmetric interaction between its magnetosphere and the solar wind. Here we investigate the diurnal evolution of the Uranian bow shock (BS) at equinox using global multifluid magnetohydrodynamic simulations constrained ...
X. Cao, C. Paty, F. Chu, J. Lei
wiley   +1 more source

Two-dimensional Models of Microphysical Clouds on Hot Jupiters. I. Cloud Properties

open access: yesThe Astrophysical Journal
We present a new two-dimensional, bin-scheme microphysical model of cloud formation in the atmospheres of hot Jupiters that includes the effects of longitudinal gas and cloud transport.
Diana Powell, Xi Zhang
doaj   +1 more source

The Role of Planetary Rotation in Polar Cusp Localization

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract Juno observations have revealed that Jupiter's polar cusps are displaced toward dusk and even the nightside, contradicting the Earth‐derived paradigm that is confined to narrower ranges near noon. These findings underscore the overlooked influence of planetary rotation on magnetospheric dynamics, exposing a critical gap in current theoretical ...
Junjie Chen   +9 more
wiley   +1 more source

Mechanisms of Superrotation in Slowly Rotating and Tidally Locked Planets

open access: yesThe Planetary Science Journal
Superrotation is a common feature of quickly rotating gas giants (e.g., Jupiter), slowly rotating planetary bodies (e.g., Titan), and tidally locked planets.
Quentin Nicolas, Geoffrey K. Vallis
doaj   +1 more source

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