Results 71 to 80 of about 338 (131)

Determining the State of Jupiter’s Magnetosphere Using In Situ and Remote Sensing Observations

open access: yesThe Astrophysical Journal
While Jupiter’s magnetosphere is primarily governed by internal processes, variations in solar wind conditions can significantly modulate magnetospheric energy.
J. W. Sun   +11 more
doaj   +1 more source

A Simulation Study of an HFA-like Event at Mars

open access: yesThe Astrophysical Journal
Hot flow anomalies (HFAs) are transient structures at planetary bow shocks characterized by hot, tenuous plasma. At Mars, where no global dipole field exists, such events interact with the induced magnetosphere in a unique and poorly understood way. This
Maodong Yan   +4 more
doaj   +1 more source

Saturn’s Recurrent Auroral Flashes in the Equinoctial Campaign

open access: yesThe Astrophysical Journal
The past decades of Cassini’s investigation around Saturn have revealed the frequent occurrence of ∼1 hr quasiperiodic (QP) signatures in the in situ magnetic field and plasma measurements and plasma wave observations. Saturn’s aurora, as the response to
Tianshu Qin   +4 more
doaj   +1 more source

Triggering the Magnetopause Reconnection by Solar Wind Discontinuities

open access: yesThe Astrophysical Journal
Magnetic reconnection is one of the most universal processes in space plasma that is responsible for charged particle acceleration and the mixing and heating of plasma populations.
Alexander Lukin   +6 more
doaj   +1 more source

Comparative studies of planetary magnetospheres

open access: yesEos, Transactions American Geophysical Union, 1992
Three recent “flyby” spacecraft encounters of planetary magnetospheres have provided new glimpses of the broad spectrum of plasma behaviors that occur within such environments. Voyager 2's encounter with Neptune in August 1989 and Galileo's grav itational assist encounters with Venus in February 1990 and Earth in December 1990 have revealed significant
openaire   +1 more source

Radial Evolution of Turbulence Spectra on the Jovian Magnetosheath Flanks: Juno Observations

open access: yesThe Astrophysical Journal
The Jovian magnetosheath provides a unique environment for examining the radial evolution of magnetosheath turbulence due to its large spatial extent.
Hui Li   +3 more
doaj   +1 more source

Double Layers in the Martian Magnetosheath

open access: yesThe Astrophysical Journal
The observation of electrostatic double layers in Martian magnetosheath plasma is reported, based on medium-frequency (100 Hz–32 kHz) electric field data recorded by the Langmuir Probe and Waves on board the Mars Atmosphere and Volatile Evolution ...
Sahil Pandey   +4 more
doaj   +1 more source

Ultralow-frequency Waves in Jupiter’s Magnetopause Boundary Layer

open access: yesThe Astrophysical Journal
Ultralow-frequency (ULF) waves (∼tens of minutes period) are widely identified in the Jovian system and are believed to be associated with energy dissipation in the magnetosphere and ionosphere.
Zhili Zeng   +6 more
doaj   +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

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

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