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Related papers: The Sun and Space Weather

200 papers

Solar flares and coronal mass ejections (CMEs) are among the most energetic phenomena in the solar system, often impacting space weather and terrestrial technologies. In this study, we utilize SunPy, an open-source Python library for solar…

Solar and Stellar Astrophysics · Physics 2026-01-12 Akash Vinod Shirke , Sakshi Sheshrao Charde , Balendra Pratap Singh

Flares, sometimes accompanied by coronal mass ejections (CMEs), are the result of sudden changes in the magnetic field of stars with high energy release through magnetic reconnection, which can be observed across a wide range of the…

This review article summarizes the advancement in the studies of Earth-affecting solar transients in the last decade that encompasses most of solar cycle 24. The Sun Earth is an integrated physical system in which the space environment of…

Stellar eruptive events, such as flares and coronal mass ejections (CMEs), can affect planetary habitability by disturbing the stability of their atmospheres. For instance, strong stellar flares and CMEs can trigger atmospheric escape and,…

Solar and Stellar Astrophysics · Physics 2025-10-03 Nuri Park , Evgenya L. Shkolnik , Joe Llama

Coronal mass ejections (CMEs) are huge expulsions of magnetized matter from the Sun and stars, traversing space with speeds of millions of kilometers per hour. Solar CMEs can cause severe space weather disturbances and consumer power…

Solar and Stellar Astrophysics · Physics 2021-10-26 Astrid M. Veronig , Petra Odert , Martin Leitzinger , Karin Dissauer , Nikolaus C. Fleck , Hugh S. Hudson

Predictions of coronal mass ejections (CMEs) and solar energetic particles (SEPs) are a central issue in space weather forecasting. In recent years, interest in space weather predictions has expanded to include impacts at other planets…

Coronal mass ejections (CMEs) and solar energetic particles (SEPs) are two phenomena that can cause severe space weather effects throughout the heliosphere. The evolution of CMEs, especially in terms of their magnetic structure, and the…

Coronal Mass Ejections (CMEs), as they can inject a large amounts of mass and magnetic flux into the interplanetary space, are the primary source of space weather phenomena on the Earth. The present review first briefly introduces the solar…

Solar and Stellar Astrophysics · Physics 2023-03-28 Wageesh Mishra , Luca Teriaca

Solar Energetic Particles (SEP) are an integral part of the physical processes related with Space Weather. We present a review for the acceleration mechanisms related to the explosive phenomena (flares and/or CMEs) inside the solar corona.…

High Energy Astrophysical Phenomena · Physics 2019-06-12 Loukas Vlahos , Anastasios Anastasiadis , Athanasios Papaioannou , Athanasios Kouloumvakos , Heinz Isliker

Solar Energetic Particles (SEPs) are an important component of Space Weather, including radiation hazard to humans and electronic equipment, and the ionisation of the Earth's atmosphere. We review the key observations of SEPs, our current…

Solar and Stellar Astrophysics · Physics 2017-05-23 Karl-Ludwig Klein , Silvia Dalla

Solar flares are often accompanied by filament/prominence eruptions, sometimes leading to coronal mass ejections (CMEs). By analogy, we expect that stellar flares are also associated with stellar CMEs whose properties are essential to know…

Solar and Stellar Astrophysics · Physics 2022-11-11 Kosuke Namekata , Hiroyuki Maehara , Satoshi Honda , Yuta Notsu , Daisaku Nogami , Kazunari Shibata

Solar energetic particles are a result of intense solar events such as solar flares and Coronal Mass Ejections (CMEs). These latter events all together can cause major disruptions to spacecraft that are in Earth's orbit and outside of the…

Solar and Stellar Astrophysics · Physics 2017-12-13 Soukaina Filali Boubrahimi , Berkay Aydin , Petrus Martens , Rafal Angryk

Coronal Mass Ejections (CMEs) are subject to changes in their direction of propagation, tilt, and other properties as they interact with the variable solar wind. We investigated the heliospheric propagation of 15 Earth-impacting CMEs…

Solar and Stellar Astrophysics · Physics 2024-11-05 Sandeep Kumar , Nandita Srivastava , Nat Gopalswamy , Ashutosh Dash

The activity of the Sun alternates between a solar minimum and a solar maximum, the former corresponding to a period of "quieter" status of the heliosphere. During solar minimum, it is in principle more straightforward to follow eruptive…

After providing an overview of solar activity as measured by the sunspot number (SSN) and space weather events during solar cycles (SCs) 21-24, we focus on the weak solar activity in SC 24. The weak solar activity reduces the number of…

Solar and Stellar Astrophysics · Physics 2022-03-30 Nat Gopalswamy , Pertti Mäkelä , Seiji Yashiro , Sachiko Akiyama , Hong Xie

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 Sun, as an active star, is the driver of energetic phenomena that structure interplanetary space and affect planetary atmospheres. The effects of Space Weather on Earth and the solar system is of increasing importance as human…

Solar and Stellar Astrophysics · Physics 2021-07-14 Manuela Temmer

Energetic events on the Sun, particularly coronal mass ejections and high speed streams, regulate the near Earth space environment and give rise to space weather. A major terrestrial manifestation of such events are geomagnetic storms. A…

Solar and Stellar Astrophysics · Physics 2025-06-05 Yoshita Baruah

The physical processes, which drive powerful solar eruptions, play an important role in our understanding of the Sun-Earth connection. In this Special Issue, we firstly discuss how magnetic fields emerge from the solar interior to the solar…

Solar and Stellar Astrophysics · Physics 2019-06-12 Vasilis Archontis , Loukas Vlahos

Coronal mass ejections (CMEs) are the most geoeffective space weather phenomena, being associated with large geomagnetic storms, having the potential to cause disturbances to telecommunication, satellite network disruptions, power grid…

Solar and Stellar Astrophysics · Physics 2022-08-17 Andreea-Clara Pricopi , Alin Razvan Paraschiv , Diana Besliu-Ionescu , Anca-Nicoleta Marginean