Results 11 to 20 of about 932 (205)

Large-scale Structure of the Heliospheric Current Sheets within the Heliosheath Inferred from Voyager 2 Observations

open access: goldThe Astrophysical Journal
In this paper, we conducted an analysis of the heliospheric current sheets (HCSs) in the heliosheath (HS), utilizing observations by Voyager 2 between 2008 and 2018.
Dooyoung Choi   +4 more
doaj   +2 more sources

Interstellar hydrogen ionization in the heliosheath [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 2015
AbstractThe expanding solar wind plasma undergoes a shock transition at the interstellar boundary of the solar system and fills the inner heliosheath, the region between the termination shock and the heliopause. The nonequilibrium heliosheath plasma is a main source of energetic neutral atoms that allow remote probing of the heliospheric interface ...
Mike Gruntman
exaly   +2 more sources

The "Puck" energetic charged particle detector: Design, heritage, and advancements. [PDF]

open access: yesJ Geophys Res Space Phys, 2016
Abstract Energetic charged particle detectors characterize a portion of the plasma distribution function that plays critical roles in some physical processes, from carrying the currents in planetary ring currents to weathering the surfaces of planetary objects.
Clark G   +19 more
europepmc   +2 more sources

The Plasma Pressure Contribution from Low-energy (0.05–2 keV) Energetic Neutral Atoms in the Heliosheath

open access: greenThe Astrophysical Journal
Energetic neutral atoms (ENAs) from the heliosphere are a unique means to remotely image the boundary regions of our heliosphere. The Interstellar Boundary Explorer (IBEX) has been very successful in measuring these ENAs since 2008 at energies from tens ...
André Galli   +8 more
doaj   +3 more sources

Magnetic Turbulence Intermittency and Compressibility in the Inner Heliosheath and Very Local Interstellar Medium

open access: goldThe Astrophysical Journal Letters
We analyze Voyager 1 magnetic field data through 2024 to study fluctuations from the inner heliosheath into the very local interstellar medium (VLISM).
L.-L. Zhao   +10 more
doaj   +2 more sources

Turbulence, Waves, and Taylor’s Hypothesis for Heliosheath Observations

open access: yesThe Astrophysical Journal
Magnetic field fluctuations measured in the heliosheath by the Voyager spacecraft are often characterized as compressible, as indicated by a strong fluctuating component parallel to the mean magnetic field.
L.-L. Zhao   +8 more
doaj   +3 more sources

PLASMA NEAR THE HELIOSHEATH: OBSERVATIONS AND MODELING [PDF]

open access: bronzeThe Astrophysical Journal, 2011
Sound numerical modeling is capable of providing important predictive information about the solar wind interaction with the local interstellar medium. The results of our three-dimensional simulation show a good agreement with Voyager observations from 2007 to 2010. We analyze the termination shock properties at the Voyager crossing points and juxtapose
S. N. Borovikov   +3 more
openalex   +5 more sources

Current sheets in the heliosheath: Voyager 1, 2009 [PDF]

open access: bronzeJournal of Geophysical Research, 2011
L. F. Burlaga, N. F. Ness
exaly   +2 more sources

Thermodynamics of the Inner Heliosheath

open access: yesThe Astrophysical Journal Supplement Series, 2022
Abstract We derive annual sky maps of the proton temperature in the inner heliosheath (IHS), and track their temporal evolution over the years 2009–2016 of Interstellar Boundary Explorer observations. Other associated thermodynamic parameters also determined are the density, kappa (the parameter that characterizes kappa distributions ...
G. Livadiotis   +5 more
openaire   +2 more sources

What is the heliopause? Importance of magnetic reconnection and measurement requirements

open access: yesFrontiers in Astronomy and Space Sciences, 2023
We highlight the importance of magnetic reconnection at the heliopause, both as one of the key processes driving the interaction between solar and interstellar media, but also as an element of the definition of the heliopause itself.
B. Lavraud   +24 more
doaj   +1 more source

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