In-situ measurements of space plasma: recent progress and future challengesSpace plasmas like the solar wind or the Earth's space environment offer unique opportunities to observe fundamental plasma processes and their impact in situ. With modern space instrumentation,…Daniel Verscharen·Aug 17, 2026SaveLearn
Constrained Attitude Reorientation Maneuver of Spacecraft based on Path PlanningSpacecraft attitude control becomes challenging when light-sensitive instruments must avoid bright objects. This work proposes a path-planning-based spacecraft attitude reorientation maneuver…Daegyun Choi, Donghoon Kim, Henzeh Leeghim·Aug 14, 2026SaveLearn
Genetic Fuzzy System-based Control for Final Approach of Spacecraft Rendezvous and Proximity OperationsIn-space servicing has been receiving great attention to extend the operation of spacecraft with defective components. This requires rendezvous and proximity operations for a chaser to provide…Daegyun Choi, Donghoon Kim, Henzeh Leeghim·Aug 13, 2026SaveLearn
LQR Design For Formation Flying Near Halo Orbits Exploiting Quasi-Periodic Symmetry In Toroidal CoordinatesThis work presents the design of a Linear Quadratic Regulator for relative motion control near periodic orbits in the Circular Restricted Three-Body Problem (CR3BP), formulated in non-singular…Joaquin G. Lopez-Cepero, Rafael Vazquez, Julio C. Sanchez·Aug 11, 2026SaveLearn
Skills for forecasting space weatherCoronal mass ejections (CMEs) from the Sun can have severe impacts on the Earth environment in the form of geomagnetic storms. These storms pose a risk to the global technological infrastructure,…H. J. Austin, N. P. Savani·Aug 8, 2026SaveLearn
Compression and Reconnection Investigations of the MagnetoPause (CRIMP): A Mission Concept to Uncover the Impact of Mesoscale Reconnection and Plasma Outflow Processes at the Dayside MagnetopauseThe Compression and Reconnection Investigations of the Magnetopause (CRIMP) mission is a hypothesis-driven, Heliophysics Medium-Class Explorer (MIDEX) Announcement of Opportunity (AO) mission concept…Jason M. H. Beedle, Bryan C. Cline, Samuel T. Badman et al.·Aug 6, 2026SaveLearn
Simultaneous Mars-orbit observations reveal Kelvin-Helmholtz instability-driven bulk atmospheric ion escapeAtmospheric ion escape driven by the solar wind is a key process controlling the long-term loss of the Martian atmosphere. Localized plasma clouds can carry substantial fluxes of planetary ions away…Chi Zhang, Chuanfei Dong, Gangkai Poh et al.·Aug 4, 2026SaveLearn
A Machine-Learning-Based Global Thermospheric Density Forecasting ModelThermospheric mass density governs aerodynamic drag in low Earth orbit and is a primary source of uncertainty in orbit prediction and conjunction assessment, particularly during geomagnetic…Ruochen Wang, Xiaoli Bai·Jul 31, 2026SaveLearn
Adaptive Hybrid Modeling of Collisionless Plasma Shocks and Ion AccelerationWe present a novel efficient technique for hybrid (kinetic ions, quasi-neutral fluid electrons) simulations of non-relativistic magnetized collisionless plasma shocks, frequently observed near the…Yuri A. Omelchenko, Igor V. Sokolov, Lulu Zhao et al.·Jul 31, 2026SaveLearn
Shrinking the Haystack: One-Class Machine Learning Detection of Magnetosheath Current Sheets in MMS Burst DataWe present a morphology-first framework for narrowing the search for magnetic-reconnection candidates in Magnetospheric Multiscale (MMS) burst-mode data. The target is the small, short, and…Deep Ghuge, Daniel J. Gershman, Vadim Uritsky et al.·Jul 31, 2026SaveLearn
Ranking the drivers of the Venusian bow shock and ion composition boundary locationsThe Venusian interaction with the solar wind leads to the formation of an induced magnetosphere structured by plasma boundaries. Their dynamics is complex, due to the combined influence of external…Philippe Garnier, Moa Persson, Sofia Bergman et al.·Jul 30, 2026SaveLearn
Photon Acceleration in Magnetized Plasma: A Mechanism for Fast Radio BurstsWe propose a mechanism for fast radio bursts based on photon acceleration by relativistic shocks propagating through highly magnetized electron--positron plasmas, as expected in magnetar…Sergei V. Bulanov, Gabriele Maria Grittani, Marcel Lamac et al.·Jul 30, 2026SaveLearn
LdT: An indicator of ionospheric activity based on statistical distributions in GNSS-derived TEC rates of changeMany aspects of our societies now depend upon satellite telecommunications, such as those requiring Global Navigation Satellite Systems (GNSS). GNSS is based on radio waves that propagate through the…Paul Kinsler, Biagio Forte·Jul 30, 2026SaveLearn
For SIRs, CIRs, and Beyond: Polarization Ratio to Feature LocationThe Polarimeter to UNify the Corona and Heliosphere (PUNCH) mission will remotely observe solar wind transients with high signal-to-noise ratio, high-cadence, high-resolution polarized white-light…Curt A. de Koning, Dusan Odstrcil, Sarah Gibson et al.·Jul 25, 2026SaveLearn
A Geometry-Aware AI Emulator for the Coupled Whole Atmosphere from Earth Surface to the Ionosphere and ThermosphereWhole-atmosphere models such as WACCM-X resolve coupling from the Earth surface to the Mesosphere-Lower-Thermosphere (MLT), and Ionosphere-Thermosphere (IT) systems with expensive computational…Jiahui Hu, Wenjun Dong·Jul 21, 2026SaveLearn
Regression to the Mean can Explain Saturation of Geomagnetic StormsExtreme space weather events on Earth occur during intervals of strong solar wind driving. The solar wind drives plasma convection and currents in the near-Earth space environment. For low values of…Nithin Sivadas, David Sibeck, Varsha Subramanyan et al.·Jul 20, 2026SaveLearn
Electron Temperature Gradients Regulate the Duration of Two-Stage Plasmasphere RefillingAfter geomagnetic storms erode the plasmasphere, cold ionospheric plasma flows along magnetic field lines to refill the depleted flux tubes. Previous studies have suggested that refilling undergoes…Jaden Fitzpatrick, Kausik Chatterjee, Naomi Maruyama et al.·Jul 17, 2026SaveLearn
Influence of Magnetospheric Plasma Environment on Surface Charging of the Lunar South PoleThe lunar south pole is a key candidate region for future lunar exploration and base construction, but its charging characteristics under real topographic conditions and dynamic plasma environments…Yaqi Xiao, Xiaoman Wang, Ronghui Quan·Jul 15, 2026SaveLearn
Unraveling the Generation Mechanism of a Mid-Latitude Plasma Blob and the Evidence of Its Rare Interaction with a MSTID Phase FrontWe report observations of two distinct nighttime F-region irregularities, plasma blob (localized density enhancement) and medium-scale traveling ionospheric disturbance (MSTID), in O(1D) 630.0 nm…D. Patgiri, R. Rathi, V. Yadav et al.·Jul 14, 2026SaveLearn
Coordinate Systems and Transforms in Space Physics: Terms, Definitions, Implementations, and Recommendations for ReproducibilityIn space physics, acronyms for coordinate systems (e.g., GEI, GSM) are commonly used; however, differences in their definitions and implementations can prevent reproducibility. In…R. S. Weigel, A. Y. Shih, R. Ringuette et al.·Jul 14, 2026SaveLearn
Reformation of Supercritical Perpendicular ShockSuper-critical collisionless shocks are not static structures but evolve continuously as they reflect incoming ions back upstream. The physical process responsible for this non-stationarity --…Yuri V. Khotyaintsev, Domenico Trotta, Daniel B. Graham·Jul 10, 2026SaveLearn
Impact of May 2024 ICME Event on Martian UV Dayglow Emissions using MAVEN/IUVS and EMM/EMUS ObservationsWe present first near-simultaneous observations of large-scale spatial response of the Martian H Lyman-α and atomic oxygen dayglow emissions (O(3S) 130.4 nm and O(5S) 135.6 nm) during May 2024…Aadarsh Raj Sharma, Vaghamshi Dhruv Dhaneshbhai, Lot Ram et al.·Jul 8, 2026SaveLearn
Simultaneous TRACERS and THEMIS Observations of Reversed Cusp Ion Dispersions and Dual-Lobe ReconnectionWe present observations from two consecutive TRACERS-2 orbits through the northern low-altitude cusp. During the first crossing, TRACERS-2 observed reversed cusp ion dispersion and sunward…M. Øieroset, S. A. Fuselier, J. B. Bonnell et al.·Jul 7, 2026SaveLearn
Non-thermal plasma density redistribution in planetary magnetospheres due to ion-cyclotron wavesPlanetary magnetospheres exhibit diverse environments where Ultra-low frequency (ULF) pulsations induce nonlinear ponderomotive effects. Since suprathermal populations modeled by Kappa distributions…Joaquín Espinoza-Troni, Felipe A Asenjo, Pablo S Moya·Jul 6, 2026SaveLearn
Evolution and Impact of Switchbacks Throughout the HeliosphereMagnetic switchbacks are large-amplitude fluctuations in the interplanetary magnetic field, and appear frequently in the near-Sun solar wind explored recently by Parker Solar Probe: these new…Alfred Mallet, Chen Shi, Anna Tenerani et al.·Jul 2, 2026SaveLearn