Climatology of Mars Topside Ionosphere during Solar Cycles 24 and 25 using MAVEN Dataset of 2015-2024The Mars ambient space environment evolves with the varying solar activity. Understanding the Martian space environment, particularly the topside ionosphere across different phases of Solar Cycles…Lot Ram, Chanchal Singh, Diptiranjan Rout et al.·Jul 3, 2025SaveLearn
Langmuir Wave Excitation in Solar-wind Magnetic HolesMagnetic holes are structures commonly observed in various space plasma environments throughout the solar system, including the solar wind. These structures are characterized by a localized decrease…Jingting Liu, Daniel Verscharen, Jesse Coburn et al.·Jul 2, 2025SaveLearn
Advances in aviation radiation mitigation were demonstrated during the Gannon stormA validation strategy for aviation radiation hazard mitigation has been completed using two commercial airline flights in 2024 and 2025. We review the strategy primary elements, including the…W. K. Tobiska, B. Hogan, L. Didkovsky et al.·Jul 1, 2025SaveLearn
The impacts of tropospheric gravity wave-generated MSTIDs on skywaves at middle latitude North American sector observed and modeled using SuperDARN HF radarsTrans-ionospheric high frequency (HF: 3-30 MHz) response to gravity waves (GWs) is studied in the middle-latitude ionosphere in relation to thunderstorm activity. SuperDARN HF radar observations are…S. Chakraborty, P. A. Inchin, S. Debchoudhury et al.·Jun 30, 2025SaveLearn
A composite of the effects of major sudden stratospheric warming events on carbon dioxide radiative cooling in the mesosphere-lower-thermosphereThe major sudden stratospheric warming (SSW) events strongly influence the mean structure of the entire atmosphere, from the troposphere to the thermosphere. These events disrupt the compositional…Akash Kumar, MV Sunil Krishna, Alok K Ranjan·Jun 30, 2025SaveLearn
Studying Ionospheric Phase Structure Functions Using Wide-Band uGMRT (Band-4) Interferometric DataInterferometric observations of the low-frequency radio sky (< 1 GHz) are largely limited by systematic effects introduced by the ionosphere. Here, we analyse a ten-hour nighttime uGMRT Band-4…Dipanjan Banerjee, Abhik Ghosh, Sushanta K. Mondal et al.·Jun 30, 2025SaveLearn
Satellite telescope of electrons and protons STEP-F of the space scientific project "CORONAS-Photon"The Ukrainian satellite telescope of electrons and protons STEP-F conducted a scientific experiment in space on board the low Earth orbit spacecraft "CORONAS-Photon" in 2009. In the article it is…O. V. Dudnik·Jun 29, 2025SaveLearn
Nanosatellites for the study of high-energy particles' microbursts' nature in the Earth's magnetosphere: an idea of cosmic experimentA concept of a cosmic scientific experiment is presented. The main goal of the experiment is the study of miscrobursts of charged particles of high energy in the Earth's magnetosphere. The…O. V. Dudnik, E. V. Kurbatov·Jun 28, 2025SaveLearn
Energetic (< 2 MeV) ion fluxes measured by ASPEX-STEPS on board Aditya-L1 during its earth-bound phaseDuring its earth-bound phase of the Aditya-L1 spacecraft of India, the Supra-Thermal and Energetic Particle Spectrometer (STEPS) of the Aditya Solar wind Particle EXperiment (ASPEX) was operated…Dibyendu Chakrabarty, Bijoy Dalal, Santosh Vadawale et al.·Jun 27, 2025SaveLearn
Evidence of the Earth's inner radiation belts during the low Solar and geomagnetic activity obtained with the STEP-F instrumentPurpose: The subject of research is the spatio-temporal charged particles in the Earth's magnetosphere outside the South Atlantic magnetic Anomaly during the 11-year cycle of solar activity minimum.…O. V. Dudnik, O. V. Yakovlev·Jun 26, 2025SaveLearn
Impact of Gravity Waves From Tropospheric and Non-tropospheric Sources on the Middle and Upper Atmosphere and Comparison with ICON/MIGHTI WindsWe study the dynamical and thermal roles of internal gravity waves generated in the troposphere and above using the Coupled Middle Atmosphere Thermosphere-2 General Circulation Model. This model…Erdal Yiğit, Alexander S. Medvedev, Ayden L. S. Gann et al.·Jun 17, 2025SaveLearn
Lambert's problem in orbital dynamics: a self--contained introductionLambert's problem is a classical boundary value problem in analytical mechanics. It arises when trying to determine the energy required to place a particle, subject to a central gravitational…Lenox Helene Baloglou, Parneet Gill, Tonatiuh Sánchez-Vizuet·Jun 12, 2025SaveLearn
Electron Acceleration via Trapping inside Ion Mirror-mode Structures within A Large-scale Magnetic Flux RopeFermi acceleration is believed as a crucial process for the acceleration of energetic electrons within flux ropes (FRs) during magnetic reconnection. However, in finite-length FRs with a large core…Z. H. Zhong, H. Zhang, M. Zhou et al.·Jun 11, 2025SaveLearn
Meter-scale Observations of Equatorial Plasma TurbulenceThe multi-Needle Langmuir Probe collects an electron current through four fixed-bias cylindrical copper needles. This allows for an extremely high sampling frequency, with plasma properties being…Magnus F Ivarsen, Lasse B N Clausen, Yaqi Jin et al.·Jun 10, 2025SaveLearn
Planar Collisionless Shock Simulations with Semi-Implicit Particle-in-Cell Model FLEKSThis study investigates the applicability of the semi-implicit particle-in-cell code FLEKS to heliospheric shock simulations. We examine one- and two-dimensional local planar shock simulations,…Hongyang Zhou, Yuxi Chen, Chuanfei Dong et al.·Jun 10, 2025SaveLearn
Time-Varying Model Predictive Attitude Control for Magnetically Actuated Dual-Spin SatellitesAttitude control hardware for small satellites is often limited in power and space availability given the importance of the science instruments they exist to transport. To mitigate this, a dual-spin…Robert D. Halverson, Ryan J. Caverly·Jun 9, 2025SaveLearn
Whistler Chorus Amplification in the Magnetosphere: The Nonlinear Free-Electron Laser Model and the Ginzburg-Landau EquationWe present a novel nonlinear model for whistler-mode chorus amplification based on the free-electron laser (FEL) mechanism. First, we derive the nonlinear collective variable equations for the…Brandon Bonham, Amitava Bhattacharjee·Jun 6, 2025SaveLearn
Quasilinear Wave "Reflection" Due to Proton Heating by an Imbalanced Turbulent CascadeWe investigate the quasilinear effects of the resonant wave-particle interaction under conditions of imbalanced turbulent heating in the collisionless coronal hole. We find that velocity-space…Philip A. Isenberg, Bernard J. Vasquez, Benjamin D. G. Chandran et al.·May 30, 2025SaveLearn
Removal of Lunar Dust Simulant from Cold Dielectric Surfaces with Electron BeamIt has been demonstrated that lunar dust simulant can be efficiently lofted and removed from various room temperature surfaces in vacuum when exposed to a low-energy electron beam. This provides a…Hsin-yi Hao, Wousik Kim, David S. Shelton et al.·May 29, 2025SaveLearn
Attitude Control of Solar Sail with Reflectivity Control DevicesSolar sails offer a promising solution for fuel free propulsion, enabling novel mission profiles and deeper space exploration. While reaction wheels are standard for spacecraft attitude control, the…Pierce S. Boughton, Yang Yang·May 26, 2025SaveLearn
Geometric Shape Modelling and Volume Estimation of Dry Bulk Cargo Piles using a Single ImageVolume estimation of onshore cargo piles is of economic importance for shipping and mining companies as well as public authorities for real-time planning of logistics, business intelligence,…Debanshu Ratha, Madhu Koirala, Pål Gunnar Ellingsen·May 23, 2025SaveLearn
Electric field measurements made in spaceThe operating principles of a DC and low frequency electric field detector are developed, after which, examples of earlier important electric field measurements are presented, including, the first…Forrest Mozer, Oleksiy Agapitov·May 20, 2025SaveLearn
Investigation of Martian UV Dayglow Emissions in the Southern Hemisphere during Solar Quiet-time Conditions: Insights from Multi-year MAVEN/IUVS ObservationsThe southern hemisphere of Mars possesses concentrated region of strong crustal magnetic fields (CMF), which generate localized magnetic anomalies that can influence atmospheric dynamics and energy…Aadarsh Raj Sharma, Lot Ram, Sumanta Sarkhel·May 20, 2025SaveLearn
Tracking Reentries of Starlink Satellites During the Rising Phase of Solar Cycle 25The exponential increase of low-Earth orbit (LEO) satellites in the past 5 years has brought into intense focus the need for reliable monitoring and reentry prediction to safeguard from space…Denny M. Oliveira, Eftyhia Zesta, Katherine Garcia-Sage·May 19, 2025SaveLearn
The evolution of CME sheath turbulence from L1 to Earth: Wind and MMS observations of the 2023-04-23 CMEAn interplanetary shock driven by a coronal mass ejection (CME) containing an interval of sub-Alfv\'enic flow impacted Earth on April 23, 2024. In this article, we analyze the turbulence in the…Matthew R. Argall, Li-Jen Chen, Noé Lugaz et al.·May 19, 2025SaveLearn