Results 11 to 20 of about 4,375,884 (204)

A solar storm observed from the Sun to Venus using the STEREO, Venus Express, and MESSENGER spacecraft [PDF]

open access: yes, 2009
The suite of SECCHI optical imaging instruments on the STEREO-A spacecraft is used to track a solar storm, consisting of several coronal mass ejections (CMEs) and other coronal loops, as it propagates from the Sun into the heliosphere during May 2007 ...
Anderson, B.   +25 more
core   +6 more sources

Geomagnetic storms driven by ICME- and CIR-dominated solar wind. [PDF]

open access: yes, 2006
The interaction of the solar wind and the Earth's magnetosphere is complex and the phenomenology of the interaction is very different for solar wind dominated by interplanetary coronal mass ejections (ICMEs) compared to solar wind dominated by corotating
Liemohn, M. W.   +8 more
core   +5 more sources

First imaging of corotating interaction regions using the STEREO spacecraft [PDF]

open access: yes, 2008
Plasma parcels are observed propagating from the Sun out to the large coronal heights monitored by the Heliospheric Imagers (HI) instruments onboard the NASA STEREO spacecraft during September 2007. The source region of these out-flowing parcels is found
Eyles, C. J.   +11 more
core   +6 more sources

Multiple regions of shock-accelerated particles during a solar coronal mass ejection [PDF]

open access: yesNature Astronomy, 2019
The Sun is an active star that can launch large eruptions of magnetized plasma into the heliosphere, known as coronal mass ejections (CMEs). These can drive shocks that accelerate particles to high energies, often resulting in radio emission at low ...
D. Morosan   +10 more
semanticscholar   +1 more source

The Efficiency of Electron Acceleration by ICME-driven Shocks

open access: yesThe Astrophysical Journal, 2023
We present a study of the efficiency of the acceleration of suprathermal electrons at collisionless shock waves driven by interplanetary coronal mass ejections (ICMEs), with the data analysis from both the spacecraft observations and test-particle ...
G. Qin, F.-J. Kong, S.-S. Wu
doaj   +1 more source

Modeling Solar Energetic Neutral Atoms from Solar Flares and CME-driven Shocks

open access: yesThe Astrophysical Journal, 2023
We examine the production of energetic neutral atoms (ENAs) in solar flares and coronal mass ejection (CME)-driven shocks and their subsequent propagation to 1 au. Time profiles and fluence spectra of solar ENAs at 1 au are computed for two scenarios: (1)
Gang Li   +7 more
doaj   +1 more source

Particle acceleration and coronal mass ejection driven shocks: Shocks of arbitrary strength

open access: yesJournal of Geophysical Research: Space Physics, 2003
Gary P. Zank, Gang Li, W K M Rice
exaly   +2 more sources

Radio Observations of Coronal Mass Ejection Initiation and Development in the Low Solar Corona

open access: yesFrontiers in Astronomy and Space Sciences, 2020
Coronal mass ejections (CMEs) are large eruptions of plasma and magnetic field from the low solar corona into the heliosphere. These eruptions are often associated with energetic electrons that produce various kinds of radio emission.
E. Carley, N. Vilmer, A. Vourlidas
semanticscholar   +1 more source

Statistical Analysis of Magnetic Field Fluctuations in Coronal Mass Ejection-Driven Sheath Regions

open access: yesFrontiers in Astronomy and Space Sciences, 2021
We report a statistical analysis of magnetic field fluctuations in 79 coronal mass ejection- (CME-) driven sheath regions that were observed in the near-Earth solar wind.
E. Kilpua   +7 more
semanticscholar   +1 more source

Simultaneous interplanetary scintillation and Heliospheric Imager observations of a coronal mass ejection [PDF]

open access: yes, 2008
We describe simultaneous Interplanetary Scintillation (IPS) and STEREO Heliospheric Imager (HI) observations of a coronal mass ejection (CME) on 16 May 2007. Strong CME signatures were present throughout the IPS observation.
Davies, Jackie   +5 more
core   +6 more sources

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