Results 31 to 40 of about 1,134 (135)

Energetics of solar coronal mass ejections

open access: yes, 2007
Aims.We investigate whether solar coronal mass ejections are driven mainly by coupling to the ambient solar wind or through the release of internal magnetic energy.
A. Vourlidas, P. Subramanian
core   +1 more source

A census of coronal mass ejections on solar-like stars [PDF]

open access: yes, 2020
Coronal mass ejections (CMEs) may have major importance for planetary and stellar evolution. Stellar CME parameters, such as mass and velocity, have yet not been determined statistically.
Greimel, R.   +5 more
core   +1 more source

Solar Energetic Particle Forecasting With Multi‐Task Deep Learning: SEPNET

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 3, June 2026.
Abstract Solar energetic particle (SEP) events pose severe threats to spacecraft, astronaut safety, and aviation operations. Accurate SEP forecasting remains a critical challenge in space weather research as a result of their complex origins and highly variable propagation.
Yian Yu   +5 more
wiley   +1 more source

Coronal mass ejections and ground level enhancements, in: B.e.a [PDF]

open access: yes, 2005
We study the relation between ground level enhancements (GLEs) and coronal mass ejections (CMEs). The Solar and Heliospheric Observatory (SOHO) spacecraft has observed CMEs during 13 of the 14 GLEs recorded in cycle 23 (as of August 2005).
N Gopalswamy   +3 more
core  

Solar Energetic Particle Prediction in the Inner Heliosphere Using Deep Learning and PSP/IS⊙IS Data

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 3, June 2026.
Abstract Solar events, such as coronal mass ejections and solar flares, accelerate large numbers of energetic charged particles, producing solar energetic particle (SEP) events that can harm astronauts, damage satellites, and potentially damage infrastructure on Earth.
Tate Hutchins   +12 more
wiley   +1 more source

Forecasting the Structure and Orientation of Earthbound Coronal Mass Ejections [PDF]

open access: yes, 2019
Coronal Mass Ejections (CMEs) are the key drivers of strong to extreme space weather storms at the Earth that can have drastic consequences for technological systems in space and on ground.
M. Temmer   +11 more
core   +1 more source

Investigating Potential Benefits of Future Sub‐L1 Missions With STEREO‐A

open access: yesSpace Weather, Volume 24, Issue 6, June 2026.
Abstract We present the first statistical study of geomagnetic storm forecasting using in situ data from the STEREO‐A spacecraft as a sub‐L1 monitor. Between November 2022 and June 2024, STEREO‐A crossed the Sun–Earth line, covering longitudinal and radial separations of ±15° $\pm 15{}^{\circ}$ from the Sun–Earth line and 0.01–0.06 au from Earth.
E. Weiler   +6 more
wiley   +1 more source

Coronal Mass Ejections: An Introduction

open access: yes, 2011
In times of growing technological sophistication and of our dependence on electronic technology, we are all affected by space weather. In its most extreme form, space weather can disrupt communications, damage and destroy spacecraft and power stations ...
Howard, Timothy, Timothy Howard
core   +1 more source

An HHT–ANN Framework for Short‐Term Kp Forecasting

open access: yesSpace Weather, Volume 24, Issue 6, June 2026.
Abstract The geomagnetic activity index Kp is an important indicator of solar wind–magnetosphere coupling, and accurate 3‐hr‐ahead forecasting is important for space‐weather monitoring and warning. Because upstream solar wind and interplanetary magnetic field (IMF) signals are strongly nonlinear and nonstationary, methods based only on conventional ...
P. Yang   +5 more
wiley   +1 more source

Solar influences in the heliosphere: understanding coronal mass ejections and their associated magnetic clouds

open access: yes, 2011
Coronal mass ejections (CMEs) are large-scale explosions on the Sun that expel plasma and magnetic field into the heliosphere. The interplanetary counterparts of CMEs, termed interplanetary CMEs (ICMEs), are often directly observed by spacecraft ...
Steed, K.
core  

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