Ring Current Proton Decay Timescales Derived from Van Allen Probe ObservationsThe Earth's ring current is highly dynamic and is strongly influenced by the solar wind. The ring current alters the planet's magnetic field, defining geomagnetic storms. In this study, we…Stephanie Wang, Jinxing Li·Jul 18, 2023SaveLearn
A strategic architecture for growing a space economy utilizing foundational space weatherWe face unprecedented resource stresses in the 21st Century such as global climate disruptions, freshwater scarcity, expanding energy demands, and the threat of global pandemics. Historically,…W Kent Tobiska·Jul 17, 2023SaveLearn
Machine Learning Interpretability of Outer Radiation Belt Enhancement \& Depletion EventsWe investigate the response of outer radiation belt electron fluxes to different solar wind and geomagnetic indices using an interpretable machine learning method. We reconstruct the electron flux…Donglai Ma, Jacob Bortnik, Qianli Ma et al.·Jul 14, 2023SaveLearn
Advanced methods for analyzing in-situ observations of magnetic reconnectionThere is ample evidence for magnetic reconnection in the solar system, but it is a nontrivial task to visualize, to determine the proper approaches and frames to study, and in turn to elucidate the…H. Hasegawa, M. R. Argall, N. Aunai et al.·Jul 12, 2023SaveLearn
Spectral Analysis of ionospheric density variations measured with the large radio telescope in the Low-Latitude regionThe low-latitude ionosphere is a dynamic region with a wide range of disturbances in temporal and spatial scales. The Giant Metrewave Radio Telescope (GMRT) situated in the low-latitude region has…Sarvesh Mangla, Abhirup Datta·Jul 11, 2023SaveLearn
Machine learning to predict the solar flux and geomagnetic indices to model density and Drag in SatellitesIn recent years (2000-2021), human-space activities have been increasing faster than ever. More than 36000 Earth' orbiting objects, all larger than 10 cm, in orbit around the Earth, are currently…S. Aljbaae, J. Murcia-Pineros, A. F. B. A. Prado et al.·Jul 11, 2023SaveLearn
Unveiling the Mixing and Transport Processes of Solar Wind and Planetary Ions in the Magnetopause Boundary LayerKelvin-Helmholtz (KH) vortices are widely observed in astrophysics and heliophysics, including at Jovian and terrestrial magnetopauses, the Martian sheath-ionosphere boundary, the heliopause, and…Zhongwei Yang, Can Huang, Xiaocheng Guo et al.·Jul 10, 2023SaveLearn
Nonresonant scattering of energetic electrons by electromagnetic ion cyclotron waves: spacecraft observations and theoretical frameworkElectromagnetic ion cyclotron (EMIC) waves lead to rapid scattering of relativistic electrons in Earth's radiation belts, due to their large amplitudes relative to other waves that interact with…Xin An, Anton Artemyev, Vassilis Angelopoulos et al.·Jul 7, 2023SaveLearn
Analysis of collision avoidance manoeuvres using aerodynamic drag for the Flying Laptop satelliteCollision avoidance is a topic of growing importance for any satellite orbiting Earth. Especially those satellites without thrusting capabilities face the problem of not being able to perform…Fabrizio Turco, Constantin Traub, Steffen Gaißer et al.·Jul 7, 2023SaveLearn
Propagation of Interplanetary Shocks in the HeliosphereInterplanetary shocks are one of the crucial dynamic processes in the Heliosphere. They accelerate particles into a high energy, generate plasma waves, and could potentially trigger geomagnetic…Munkhjargal Lkhagvadorj·Jul 6, 2023SaveLearn
Complexity Heliophysics: A lived and living history of systems and complexity science in HeliophysicsThis review examines complexity science in Heliophysics, describing it not as a discipline, but as a paradigm. In the context of Heliophysics, complexity science is the study of a star,…Ryan M. McGranaghan·Jul 6, 2023SaveLearn
NORAD Tracking of the February 2022 Starlink Satellites (and the Possible Immediate Loss of 32 Satellites)The North American Aerospace Defense Command (NORAD) tracking of the SpaceX Starlink satellite launch on February 03, 2022 is reviewed. Of the 49 Starlink satellites released into orbit, 38 were…Fernando L. Guarnieri, Bruce T. Tsurutani, Rajkumar Hajra et al.·Jul 6, 2023SaveLearn
Particle acceleration by magnetic reconnection in geospaceParticles are accelerated to very high, non-thermal energies during explosive energy-release phenomena in space, solar, and astrophysical plasma environments. While it has been established that…Mitsuo Oka, Joachim Birn, Jan Egedal et al.·Jul 3, 2023SaveLearn
Using Solar Orbiter as an upstream solar wind monitor for real time space weather predictionsCoronal mass ejections (CMEs) can create significant disruption to human activities and systems on Earth, much of which can be mitigated with prior warning of the upstream solar wind conditions.…R. Laker, T. S. Horbury, H. O'Brien et al.·Jul 3, 2023SaveLearn
MMS Observations of the Velocity-Space Signature of Shock-Drift AccelerationCollisionless shocks play a key role in the heliosphere at planetary bow shocks by governing the conversion of the upstream bulk kinetic energy of the solar wind flow to other forms of energy in the…Peter Montag, Gregory Howes, Daniel McGinnis et al.·Jun 15, 2023SaveLearn
Differentiating EDRs from the Background Magnetopause Current Sheet: A Statistical StudyThe solar wind is a continuous outflow of charged particles from the Sun's atmosphere into the solar system. At Earth, the solar wind's outward pressure is balanced by the Earth's magnetic field in a…Jason M. H. Beedle, Daniel J. Gershman, Vadim M. Uritsky et al.·Jun 14, 2023SaveLearn
Mediation of Collisionless Turbulent Dissipation Through Cyclotron ResonanceThe dissipation of magnetized turbulence is fundamental to understanding energy transfer and heating in astrophysical systems. Collisionless interactions, such as resonant wave-particle process, are…Trevor A. Bowen, Stuart D. Bale, Benjamin D. G. Chandran et al.·Jun 8, 2023SaveLearn
The Temperature, Electron, and Pressure Characteristics of Switchbacks: Parker Solar Probe ObservationsParker Solar Probe (PSP) observes unexpectedly prevalent switchbacks, which are rapid magnetic field reversals that last from seconds to hours, in the inner heliosphere, posing new challenges to…Jia Huang, Justin C. Kasper, Davin E. Larson et al.·Jun 7, 2023SaveLearn
The Effect of Angular Scattering Imposed by Charge Exchange and Elastic Collisions on Interstellar Neutral Hydrogen AtomsAngular scattering in charge exchange and elastic collisions between interstellar ions and neutral (ISN) atoms has been assumed to be negligible in previous studies. Here, we investigated the…F. Rahmanifard, P. Swaczyna, E. J. Zirnstein et al.·Jun 7, 2023SaveLearn
Probabilistic Solar Proxy Forecasting with Neural Network EnsemblesSpace weather indices are used commonly to drive forecasts of thermosphere density, which directly affects objects in low-Earth orbit (LEO) through atmospheric drag. One of the most commonly used…Joshua D. Daniell, Piyush M. Mehta·Jun 3, 2023SaveLearn
A high-order discontinuous Galerkin approach for physics-based thermospheric modelingThe accurate prediction of aerodynamic drag on satellites orbiting in the upper atmosphere is critical to the operational success of modern space technologies, such as satellite-based communication…Jordi Vila-Pérez, Ngoc Cuong Nguyen, Jaume Peraire·Jun 1, 2023SaveLearn
Statistical Characteristics of the Electron Isotropy BoundaryUtilizing observations from the ELFIN satellites, we present a statistical study of 2000 events in 2019-2020 characterizing the occurrence in magnetic local time (MLT) and latitude of ≥50…Colin Wilkins, Vassilis Angelopoulos, Andrei Runov et al.·May 25, 2023SaveLearn
Three-dimensional modelling of the shock-turbulence interactionThe complex interaction between shocks and plasma turbulence is extremely important to address crucial features of energy conversion in a broad range of astrophysical systems. We study the…Domenico Trotta, Oreste Pezzi, David Burgess et al.·May 24, 2023SaveLearn
Three-dimensional energy transfer in space plasma turbulence from multipoint measurementA novel multispacecraft technique applied to Magnetospheric Multiscale (MMS) mission data collected in the Earth's magnetosheath enables evaluation of the energy cascade rate solving the full…Francesco Pecora, Sergio Servidio, Yan Yang et al.·May 23, 2023SaveLearn
Simulating secondary electron and ion emission from the Cassini spacecraft in Saturn's ionosphereThe Cassini spacecraft's Grand Finale flybys through Saturn's ionosphere provided unprecedented insight into the composition and dynamics of the gas giant's upper atmosphere and a novel and complex…Zeqi Zhang, Ravindra T. Desai, Oleg Shebanits et al.·May 23, 2023SaveLearn