The Interplay Between Collisionless Magnetic Reconnection and TurbulenceAlongside magnetic reconnection, turbulence is another fundamental nonlinear plasma phenomenon that plays a key role in energy transport and conversion in space and astrophysical plasmas. From a…J. E. Stawarz, P. A. Muñoz, N. Bessho et al.·Jul 30, 2024SaveLearn
Propagation of Interplanetary Shocks in the Inner HeliosphereInterplanetary shocks are one of the crucial dynamic phenomena in the Heliosphere. They can accelerate particles to high energies, generate plasma waves, and can trigger geomagnetic storms in Earth's…Munkhjargal Lkhagvadorj, Gabor Facsko, Andrea Opitz et al.·Jul 17, 2024SaveLearn
Exploring the Dyson Ring: Parameters, Stability and Helical OrbitA Dyson ring is a hypothetical megastructure, that a very advanced civilization would build around a star to harness more of its energy. Satellite propagation is of high priority in such a vast world…Teerth Raval, Dhruv Srikanth·Jul 15, 2024SaveLearn
Evaluation of scale-dependent kurtosis with HelioSwarmPlasma turbulence involves complex, nonlinear interactions of electromagnetic fields and charged particles across multiple scales. Studying these phenomena in space plasmas, like the solar wind, is…Francesco Pecora, Francesco Pucci, Francesco Malara et al.·Jul 9, 2024SaveLearn
Scale-Dependent Dynamic Alignment in MHD Turbulence: Insights into Intermittency, Compressibility, and Imbalance EffectsScale-Dependent Dynamic Alignment (SDDA) in Els\"asser field fluctuations is theorized to suppress nonlinearities and modulate the energy spectrum. Limited empirical evidence exists for SDDA within…Nikos Sioulas, Marco Velli, Alfred Mallet et al.·Jul 4, 2024SaveLearn
Dynamics and solar wind control of the recovery of strong geomagnetic stormsIn this work, we studied the characteristics and dynamical changes during the recovery time of moderate and strong geomagnetic storms (Dst <-50 nT). Investigating 57 storms triggered by CMEs/CIRs,…O. Ahmed, B. Badruddin, M. Derouich·Jul 2, 2024SaveLearn
Actuation system of the inertial sensor for high-precision space missions using torsion pendulumPrecision space inertial sensors are imperative to Earth geodesy missions, gravitational wave observations and several fundamental physics experiments in space. In these missions, the residual…Fangchao Yang, Yan Zhu, Xiaofei Jin et al.·Jul 1, 2024SaveLearn
Medium-scale thermospheric gravity waves in the high-resolution Whole Atmosphere Model: Seasonal, local time, and longitudinal variationsThis paper presents a study of the global medium-scale (scales<620 km) gravity wave (GW) activity (in terms of zonal wind variance) and its seasonal, local time and longitudinal variations by…Garima Malhotra, Timothy Fuller-Rowell, Tzu-Wei Fang et al.·Jun 28, 2024SaveLearn
Understanding and Modeling the Dynamics of Storm-time Atmospheric Neutral Density using Random ForestsAtmospheric neutral density is a crucial component to accurately predict and track the motion of satellites. During periods of elevated solar and geomagnetic activity atmospheric neutral density…Kyle R. Murphy, Alexa J. Halford, Vivian Liu et al.·Jun 28, 2024SaveLearn
Oblique Instability of Quasi-Parallel Whistler Waves in the Presence of Cold and Warm Electron PopulationsWhistler waves propagating nearly parallel to the ambient magnetic field experience a nonlinear instability that generates oblique electrostatic waves, including whistlers near the resonance cone…Vadim Roytershteyn, Gian Luca Delzanno, Justin C. Holmes·Jun 28, 2024SaveLearn
First Results of the Magnetometer (MAG) Payload onboard Aditya-L1 SpacecraftAditya-L1 is the first Indian solar mission placed at the first Lagrangian (L1) point to study the Sun. A fluxgate magnetometer (MAG) is one of the seven payloads and one of the three in-situ…Vipin K. Yadav, Y. Vijaya, P. T. Srikar et al.·Jun 28, 2024SaveLearn
Influence of Interplanetary Coronal Mass Ejec5ons on Terrestrial Par5cle Fluxes Through Magnetosphere DisturbancesThis study investigates the modulation of particle fluxes at the Earths surface influenced by the intensity and orientation of the Interplanetary magnetic field (IMF) carried by the Coronal Mass…A. Chilingarian, T. Karapetyan, B. Sargsyan et al.·Jun 23, 2024SaveLearn
Enhancing Solar Driver Forecasting with Multivariate TransformersIn this work, we develop a comprehensive framework for F10.7, S10.7, M10.7, and Y10.7 solar driver forecasting with a time series Transformer (PatchTST). To ensure an equal representation of high and…Sergio Sanchez-Hurtado, Victor Rodriguez-Fernandez, Julia Briden et al.·Jun 22, 2024SaveLearn
Cross-scale energy transfer from fluid-scale Alfv\'en waves to kinetic-scale ion acoustic waves in the Earth's magnetopause boundary layerIn space plasmas, large-amplitude Alfv\'en waves can drive compressive perturbations, accelerate ion beams, and lead to plasma heating and the excitation of ion acoustic waves at kinetic scales. This…Xin An, Anton Artemyev, Vassilis Angelopoulos et al.·Jun 20, 2024SaveLearn
Potential Flow Theory Formulation of Parker's Unsteady Solar Wind Model and Nonlinear Stability of Parker's Steady Solar Wind SolutionThe purpose of this paper is to present a novel optimal theoretical framework based on potential flow theory in ideal gas dynamics which provides a smooth extrapolation of Parker's steady solar wind…Bhimsen K. Shivamoggi·Jun 19, 2024SaveLearn
Formation of a Magnetic Cloud from the Merging of Two Successive Coronal Mass EjectionsOn 2022 March 28 two successive coronal mass ejections (CMEs) were observed by multiple spacecraft and resulted in a magnetic cloud (MC) at 1 AU. We investigate the propagation and interaction…Chong Chen, Ying D. Liu, Bei Zhu et al.·Jun 19, 2024SaveLearn
Picturing global substorm dynamics in the magnetotail using low-altitude ELFIN measurements and data mining-based magnetic field reconstructionsA global reconfiguration of the magnetotail characterizes substorms. Current sheet thinning, intensification, and magnetic field stretching are defining features of the substorm growth phase and…Xiaofei Shi, Grant K. Stephens, Anton V. Artemyev et al.·Jun 19, 2024SaveLearn
Doing Battle with the Sun: Lessons From LEO and Operating a Satellite Constellation in the Elevated Atmospheric Drag Environment of Solar Cycle 25Capella Space, which designs, builds, and operates a constellation of Synthetic Aperture Radar (SAR) Earth-imaging small satellites, faced new challenges with the onset of Solar Cycle 25. By…W. Scott Shambaugh·Jun 12, 2024SaveLearn
Performance Test Methodology for Atmosphere-Breathing Electric Propulsion Intakes in an Atomic Oxygen FacilityThe testing of atmosphere-breathing electric propulsion intakes is an important step in the development of functional propulsion systems which provide sustained drag compensation in very low Earth…Alexander T. Cushen, Vitor T. A. Oiko, Katharine L. Smith et al.·Jun 10, 2024SaveLearn
Nonlinear Interactions of Planetary-Scale Waves in Mesospheric Winds Observed at 52N Latitude and Two LongitudesNine years of mesospheric wind data from two meteor radars at 52N latitude were analyzed to investigate planetary waves (PWs) and tides by estimating their zonal wavenumber through longitudinal…Maosheng He, Jeffrey M. Forbes, Gunter Stober et al.·Jun 9, 2024SaveLearn
Direct observations of cross-scale energy transfer in space plasmasThe collisionless plasmas in space and astrophysical environments are intrinsically multiscale in nature, behaving as conducting fluids at macroscales and kinetically at microscales comparable to…Jing-Huan Li, Xu-Zhi Zhou, Zhi-Yang Liu et al.·Jun 9, 2024SaveLearn
Omnidirectional Energetic Electron Fluxes from 150 km to 20,000 km: an ELFIN-Based ModelThe strong variations of energetic electron fluxes in the Earth's inner magnetosphere are notoriously hard to forecast. Developing accurate empirical models of electron fluxes from low to high…Emile Saint-Girons, Xiao-Jia Zhang, Didier Mourenas et al.·Jun 8, 2024SaveLearn
Whistler waves in the quasi-parallel and quasi-perpendicular magnetosheathIn the Earth's magnetosheath (MSH), several processes contribute to energy dissipation and plasma heating, one of which is wave-particle interactions between whistler waves and electrons. However,…Ida Svenningsson, Emiliya Yordanova, Yuri V. Khotyaintsev et al.·Jun 5, 2024SaveLearn
PreMevE-MEO: Predicting Ultra-relativistic Electrons Using Observations from GPS SatellitesUltra-relativistic electrons with energies greater than or equal to two megaelectron-volt (MeV) pose a major radiation threat to spaceborne electronics, and thus specifying those highly energetic…Yinan Feng, Yue Chen, Youzuo Lin·Jun 3, 2024SaveLearn
Seasonal variation in nighttime NO radiative cooling as observed by TIMED/SABER in lower thermosphere during solar maximum and solar minimumBoth composition and temperature play a crucial role in determining the NO radiative cooling in lower thermosphere as observed by TIMED/SABER. In this work, we present a detailed investigation of…Alok Kumar Ranjan, MV Sunil Krishna, Akash Kumar et al.·Jun 3, 2024SaveLearn