Results 101 to 110 of about 5,188 (295)

Frequency Characteristics of Magnetosonic Waves Driven by Hot Ring-Beam Protons

open access: yesThe Astrophysical Journal
Magnetosonic (MS) waves can be generated by energetic ring-beam protons, appearing as harmonics near the local proton cyclotron frequency, in the planetary ionospheres/magnetospheres.
Amrutha   +3 more
doaj   +1 more source

Currents in Saturn's magnetosphere [PDF]

open access: yes
A model of Saturn's magnetospheric magnetic field is obtained from the Voyager 1 and 2 observations. A representation consisting of the Z sub 3 zonal harmonic model of Saturn's planetary magnetic field together with an explicit model of Saturn's ...
Acuna, M. H.   +2 more
core   +1 more source

Daytime Thermospheric Wind Transients and Circulation in May 2021

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 10, October 2025.
Abstract Changes in the thermospheric wind originating in storm‐time transients in high‐latitude Joule heating and ion circulation are effective in modifying conditions throughout Earth's upper atmosphere and ionosphere. Among the effects these drivers can produce are large‐scale gravity waves (GWs), characterized by significant wind transients that ...
Thomas J. Immel   +6 more
wiley   +1 more source

Small-scale Field-aligned Currents in the Magnetopause Boundary Layer

open access: yesThe Astrophysical Journal
Based on high-resolution measurements from the Magnetospheric Multiscale mission from 2015 May to 2018 June, we statistically investigate the properties of small-scale field-aligned currents (SFACs) in the magnetopause boundary layer.
C. M. Wang   +7 more
doaj   +1 more source

Magnetospheres of the outer planets [PDF]

open access: yes
The five qualitatively different types of magnetism that a planet body can exhibit are outlined. Potential sources of energetic particles in a planetary magnetosphere are discussed. The magnetosphere of Uranus and Neptune are then described using Pioneer
Vanallen, James A.
core   +1 more source

A Specification Model of Saturn's Plasma Environment

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 10, October 2025.
Abstract We present the first empirical‐based specification model of Saturn's plasma environment based on the analysis of all publicly available plasma moment data sets derived using multiple techniques from Cassini observations made by the Cassini Plasma Spectrometer and the Radio and Plasma Wave Science instrument.
A. Kamran   +8 more
wiley   +1 more source

Backscattering of Ions Impacting Ganymede’s Surface as a Source for Energetic Neutral Atoms

open access: yesThe Astrophysical Journal Letters
Jupiter’s largest moon Ganymede has its own intrinsic magnetic field, which forms a magnetosphere that is embedded within Jupiter’s corotating magnetospheric plasma.
Paul S. Szabo   +4 more
doaj   +1 more source

Space Radiation and Impact on Instrumentation Technologies [PDF]

open access: yes
Understanding the interactions of the Sun, Earth and other natural and man-made objects in the solar system with the space radiation environment is crucial for improving activities of humans on Earth and in space.
Wrbanek, John D., Wrbanek, Susan Y.
core   +1 more source

A Global Map of Average Electron Densities in the Magnetosphere of Saturn

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 10, October 2025.
Abstract Measurements from the Cassini Radio and Plasma Wave Science (RPWS) experiment obtained during the entire orbital phase of the Cassini mission around Saturn (13.2 years) are processed into a meridional map of plasma densities, comprising the innermost region of the ring ionosphere, the Enceladus plasma torus, and the outer magnetosphere, up to ...
Ulrich Taubenschuss   +7 more
wiley   +1 more source

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