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Streamer-blowout coronal mass ejections (SBO-CMEs) are the dominant CME population during solar minimum. Although they are typically slow and lack clear low-coronal signatures, they can cause geomagnetic storms. With the aid of extrapolated…

Forecasting the in situ properties of coronal mass ejections (CMEs) from remote images is expected to strongly enhance predictions of space weather, and is of general interest for studying the interaction of CMEs with planetary…

We investigate the effects of the evolutionary processes in the internal magnetic structure of two interplanetary coronal mass ejections (ICMEs) detected in situ between 2020 November 29 and December 1 by Parker Solar Probe (PSP). The…

The solar wind conditions at one astronomical unit (AU) can be strongly disturbed by the interplanetary coronal mass ejections (ICMEs). A subset, called magnetic clouds (MCs), is formed by twisted flux ropes that transport an important…

Astrophysics · Physics 2009-11-13 S. Dasso , M. S. Nakwacki , P. Démoulin , C. H. Mandrini

Aims.We aim to locate the origin of a stealth coronal mass ejection (CME) detected in situ by the MAG instrument on board Solar Orbiter, and make connections between the CME observed at the Sun, and the interplanetary CME (ICME) measured in…

Coronal mass ejections (CMEs) are one of the primary manifestations of solar activity and can drive severe space weather effects. Therefore, it is vital to work towards being able to predict their occurrence. However, many aspects of CME…

Solar and Stellar Astrophysics · Physics 2017-05-24 A. W. James , L. M. Green , E. Palmerio , G. Valori , H. A. S. Reid , D. Baker , D. H. Brooks , L. van Driel-Gesztelyi , E. K. J. Kilpua

Coronal mass ejections (CMEs) are large scale eruptions observed close to the Sun. They are travelling through the heliosphere and possibly interacting with the Earth environment creating interruptions or even damaging new technology…

Solar and Stellar Astrophysics · Physics 2022-07-08 C. Verbeke , B. Schmieder , P. Démoulin , S. Dasso , B. Grison , E. Samara , C. Scolini , S. Poedts

Geomagnetic storms are an important aspect of space weather and can result in significant impacts on space- and ground-based assets. The majority of strong storms are associated with the passage of interplanetary coronal mass ejections…

The shape and dynamics of coronal mass ejections (CMEs) vary significantly based on the instrument and wavelength used. This has led to significant debate about the proper definitions of CME/shock fronts, pile-up/compression regions, and…

Solar and Stellar Astrophysics · Physics 2025-08-27 Oleg Stepanyuk , Kamen Kozarev

The morphology and heliospheric impact of coronal mass ejections (CMEs) are strongly shaped by their preeruptive magnetic configuration and surrounding coronal environment, yet these influences remain difficult to constrain observationally.…

The understanding of the causes that produce the deflection of coronal mass ejections (CMEs) is essential for the space weather forecast. In this article, we study the effects on CMEs trajectories produced by the different properties of a…

Solar and Stellar Astrophysics · Physics 2020-06-15 Abril Sahade , Mariana Cécere , Gustavo Krause

Solar energetic particle (SEP) events are associated with coronal mass ejections (CMEs) and/or solar flares. SEPs travel through the corona and interplanetary space to reach Earth, posing a radiation hazard to spacecraft and astronauts…

Solar and Stellar Astrophysics · Physics 2024-11-07 Lei Cheng , Ming Zhang , Ryun Young Kwon , David Lario

We analyse in this work the propagation and geoeffectiveness of four successive coronal mass ejections (CMEs) that erupted from the Sun during 21--23 May 2013 and that were detected in interplanetary space by the Wind and/or STEREO-A…

Coronal mass ejections (CMEs) observed near the Sun via LASCO coronographic imaging are the most important solar drivers of geomagnetic storms. ICMEs, their interplanetary, near-Earth counterparts, can be detected in-situ, for example, by…

Astrophysics · Physics 2008-11-26 V. Yurchyshyn , Q. Hu , R. P. Lepping , B. J. Lynch , J. Krall

Coronal Mass Ejections (CMEs) influence the interplanetary environment over vast distances in the solar system by injecting huge clouds of fast solar plasma and energetic particles (SEPs). A number of fundamental questions remain about how…

Solar and Stellar Astrophysics · Physics 2022-06-01 Oleg Stepanyuk , Kamen Kozarev , Mohamed Nedal

Simulating coronal mass ejections (CMEs) from their origin in active regions (ARs) to their propagation to Earth remains challenging, particularly when aiming to resolve AR scales and employ realistic magnetic field strengths without…

Solar and Stellar Astrophysics · Physics 2026-05-08 Chaowei Jiang , Xueshang Feng , Liping Yang , Huichao Li , Jinhan Guo , Pingbing Zuo , Yi Wang

We investigate the turbulent properties of 12 interplanetary coronal mass ejections (ICMEs) observed by Solar Orbiter between 0.29 and 1.0 AU. We analyze fluctuation power, spectral indices, break scales, and correlations between magnetic…

Solar and Stellar Astrophysics · Physics 2026-01-13 Jyoti Sheoran , Supratik Banerjee , Vaibhav Pant , Dipankar Banerjee , M. Saleem Khan

The ISWAT clusters H1+H2 have a focus on interplanetary space and its characteristics, especially on the large-scale co-rotating and transient structures impacting Earth. SIRs, generated by the interaction between high-speed solar wind…

We present a study that combines remote-sensing and in-situ observations of coronal mass ejections (CMEs) interacting with the nearby heliospheric current sheet (HCS). The sequence of eruptive events under study culminates in the largest…

Solar and Stellar Astrophysics · Physics 2026-05-12 Manuela Temmer , Stephan G. Heinemann , Nina Dresing , Mateja Dumbovic , Eleanna Asvestari

We present the multi-point and multi-wavelength observation and analysis on a solar coronal jet and coronal mass ejection (CME) event in this paper. Employing the GCS model, we obtained the real (three-dimensional) heliocentric distance and…

Solar and Stellar Astrophysics · Physics 2015-11-20 Jiajia Liu , Yuming Wang , Chenglong Shen , Kai Liu , Zonghao Pan , S. Wang