Results 31 to 40 of about 720 (196)

ON THE ROTATION OF THE MAGNETIC FIELD ACROSS THE HELIOPAUSE [PDF]

open access: yesThe Astrophysical Journal, 2013
There was an expectation that the magnetic field direction would rotate dramatically across the heliopause (HP). This rotation was used as one of the criteria to determine if Voyager 1 (V1) had crossed the HP. Recently the Voyager team concluded that V1 crossed into interstellar space last year (Gurnett et al. 2013).
Opher, Merav, Drake, James F.
openaire   +2 more sources

Solar sail mission applications and future advancement [PDF]

open access: yes, 2010
Solar sailing has long been envisaged as an enabling technology. The promise of open-ended missions allows consideration of radically new trajectories and the delivery of spacecraft to previously unreachable or unsustainable observation outposts.
Macdonald, M., McInnes, C.R.
core   +3 more sources

Magnetic Reconnection in the Space Sciences: Past, Present, and Future

open access: yesJournal of Geophysical Research: Space Physics, Volume 125, Issue 2, February 2020., 2020
Abstract Magnetic reconnection converts, often explosively, stored magnetic energy to particle energy in space and in the laboratory. Through processes operating on length scales that are tiny, it facilitates energy conversion over dimensions of, in some cases, hundreds of Earth radii.
M. Hesse, P. A. Cassak
wiley   +1 more source

Instability of the heliopause driven by charge exchange interactions [PDF]

open access: yes, 2014
The stability of the heliopause that separates the tenuous hot magnetized heliosheath plasma from the dense cool local interstellar magnetized plasma is examined using a fully general model that includes all the essential physical processes.
Bhadoria, Shikha   +3 more
core   +1 more source

Instability of the Heliopause

open access: yesJournal of Physics: Conference Series, 2015
The heliopause (HP) separates the tenuous hot heliosheath plasma from the relatively dense cool magnetized plasma of the local interstellar medium (LISM). Fluid acceleration in the HP region can therefore drive Rayleigh-Taylor-like and Kelvin-Helmholtz- like instabilities.
K Avinash   +3 more
openaire   +1 more source

An Anomalous Cosmic-Ray Mediated Termination Shock: Implications for Energetic Neutral Atoms

open access: yesThe Astrophysical Journal Letters, 2023
The Voyager 2 crossing of the termination shock indicated that most of the upstream energy from the thermal solar wind ions was transferred to pickup ions (PUIs) and other energetic particles downstream of the shock.
M. Kornbleuth   +6 more
doaj   +1 more source

A Density-Sensitive Two-Mode Membrane Model of the Heliopause based on TMFMT

open access: yes
The LaTeX manuscript presents a detailed TMFMT/NMFMT-based effective model of the heliopause, with explicit notation, derivation steps, and a clear separation between core theory, translation rules, and reduced closures. It develops six linked models for
Neuvirth Tamás
core   +6 more sources

Pickup Ion–Mediated Magnetic Reconnection in the Outer Heliosphere

open access: yesThe Astrophysical Journal Letters, 2023
Pickup ions (PUIs) play a crucial role in the heliosphere, contributing to the mediation of large-scale structures such as the distant solar wind, the heliospheric termination shock, and the heliopause.
M. Nakanotani, G. P. Zank, L.-L. Zhao
doaj   +1 more source

Voyager Observations of Electron Densities in the Very Local Interstellar Medium

open access: yesThe Astrophysical Journal, 2023
The two Voyager spacecraft have now been immersed in the very local interstellar medium for several years. Both spacecraft carry a plasma wave instrument capable of detecting plasma waves that yield electron density through the determination of the ...
W. S. Kurth   +4 more
doaj   +1 more source

The structure of the hydrodynamic plasma flow near the heliopause stagnation point [PDF]

open access: yes, 2010
The plasma flow in the vicinity of the heliopause stagnation point in the presence of the H atom flow is studied. The plasma at both sides of the heliopause is considered to be a single fluid.
Ruderman, M.S., Belov, N.A.
core   +1 more source

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