Double layers in the Earth's bow shockWe present Magnetospheric Multiscale observations of electrostatic double layers in quasi-perpendicular Earth's bow shock. These double layers have predominantly parallel electric field with…Jiepu Sun, Ivan Y. Vasko, Stuart D. Bale et al.·Nov 30, 2022SaveLearn
Temporal Scales of Electron Precipitation Driven by Whistler-Mode WavesElectron resonant scattering by whistler-mode waves is one of the most important mechanisms responsible for electron precipitation to the Earth's atmosphere. We investigate temporal and spatial…Xiao-Jia Zhang, Vassilis Angelopoulos, Anton Artemyev et al.·Nov 29, 2022SaveLearn
Energetic electron precipitation driven by electromagnetic ion cyclotron waves from ELFIN's low altitude perspectiveWe review comprehensive observations of electromagnetic ion cyclotron (EMIC) wave-driven energetic electron precipitation using data from the energetic electron detector on the Electron Losses and…V. Angelopoulos, X. -J. Zhang, A. V. Artemyev et al.·Nov 28, 2022SaveLearn
STE-QUEST -- Space Time Explorer and QUantum Equivalence principle Space Test: The 2022 medium-class mission conceptSpace-borne quantum technologies, particularly those based on atom interferometry, are heralding a new era of strategic and robust space exploration. The unique conditions of space, characterized by…Naceur Gaaloul, Holger Ahlers, Leonardo Badurina et al.·Nov 28, 2022SaveLearn
Dynamic Soaring as a Means to Exceed the Solar Wind SpeedA technique by which a spacecraft can interact with flows of ionized gas in space (the solar wind or interstellar medium) to be accelerated to velocities greater than the wind velocity is explored.…Mathias N. Larrouturou, Andrew J. Higgins, Jeffrey K. Greason·Nov 26, 2022SaveLearn
The essential role of multi-point measurements in investigations of turbulence, three-dimensional structure, and dynamics: the solar wind beyond single scale and the Taylor HypothesisSpace plasmas are three-dimensional dynamic entities. Except under very special circumstances, their structure in space and their behavior in time are not related in any simple way. Therefore, single…W. H. Matthaeus, S. Adhikari, R. Bandyopadhyay et al.·Nov 23, 2022SaveLearn
Design of an Intake and a Thruster for an Atmosphere-Breathing Electric Propulsion SystemChallenging space missions include those at very low altitudes, where the atmosphere is source of aerodynamic drag on the spacecraft that finally defines the missions lifetime unless way to…F. Romano, G. Herdrich, Y. -A. Chan et al.·Nov 18, 2022SaveLearn
Development and analysis of novel mission scenarios based on Atmosphere-Breathing Electric Propulsion (ABEP)Operating satellites in Very Low Earth Orbit (VLEO) benefits the already expanding New Space industry in applications including Earth Observation and beyond. However, long-term operations at such low…S. Vaidya, C. Traub, F. Romano et al.·Nov 17, 2022SaveLearn
A robust estimation of the twist distribution in magnetic cloudsMagnetic clouds (MCs) are observed insitu by spacecraft. The rotation of their magnetic field is typically interpreted as the crossing of a twisted magnetic flux tube, or flux rope, which was…V. Lanabere, P. Démoulin, S. Dasso·Nov 16, 2022SaveLearn
Solar storms and submarine internet cablesCoronal mass ejections (CMEs) can trigger geomagnetic storms and induce geoelectric currents that degrade the performance of terrestrial power grid operations; in particular, CMEs are known for…Jorge C. Castellanos, Jo Conroy, Valey Kamalov et al.·Nov 15, 2022SaveLearn
Short wavelength electrostatic wave measurement using MMS spacecraftDetermination of the wave mode of short-wavelength electrostatic waves along with their generation mechanism requires reliable measurement of the wave electric field. We investigate the reliability…Ahmad Lalti, Yuri V. Khotyaintsev, Daniel B. Graham·Nov 11, 2022SaveLearn
Comparison of TIDI Line of Sight Winds with ICON-MIGHTI MeasurementsThe Thermosphere-Ionosphere-Mesosphere Energetics and Dynamics (TIMED) satellite has been making observations of the mesosphere and lower thermosphere (MLT) region for two decades. The TIMED Doppler…Chen Wu, Aaron J. Ridley·Nov 10, 2022SaveLearn
On the injection scale of the turbulence in the partially ionized very local interstellar mediumThe cascade of magnetohydrodynamic (MHD) turbulence is subject to ion-neutral collisional damping and neutral viscous damping in the partially ionized interstellar medium. By examining the damping…Siyao Xu, Hui Li·Nov 8, 2022SaveLearn
Reduced Order Probabilistic Emulation for Physics-Based Thermosphere ModelsThe geospace environment is volatile and highly driven. Space weather has effects on Earth's magnetosphere that cause a dynamic and enigmatic response in the thermosphere, particularly on the…Richard J. Licata, Piyush M. Mehta·Nov 8, 2022SaveLearn
Space Weather Observations, Modeling, and Alerts in Support of Human Exploration of MarsSpace weather observations and modeling at Mars have begun but they must be significantly increased to support the future of Human Exploration on the Red Planet. A comprehensive space weather…James L. Green, Chuanfei Dong, Michael Hesse et al.·Nov 8, 2022SaveLearn
ATLAS: Deployment, Control Platform and First RSO MeasurementsThe ever increasing dependence of modern societies in space based services results in a rising number of objects in orbit which grows the probability of collisions between them. The increase in space…João Pandeirada, Miguel Bergano, Paulo Marques et al.·Nov 7, 2022SaveLearn
Advanced ensemble modeling method for space object state prediction accounting for uncertainty in atmospheric densityFor objects in the low Earth orbit region, uncertainty in atmospheric density estimation is an important source of orbit prediction error, which is critical for space situational awareness activities…Smriti Nandan Paul, Richard J. Licata, Piyush M. Mehta·Oct 31, 2022SaveLearn
Modelling the 2020 November 29 solar energetic particle event using the EUHFORIA and the iPATH modelWe present the implementation of coupling the EUropean Heliospheric FORcasting Information Asset (EUHFORIA) and the improved Particle Acceleration and Transport in the Heliosphere (iPATH) model and…Zheyi Ding, Nicolas Wijsen, Gang Li et al.·Oct 30, 2022SaveLearn
Structural Stability of a Lightsail for Laser-Driven Interstellar FlightThe structural stability of a lightsail under the laser flux necessary for interstellar flight is studied analytically and numerically. A sinusoidal perturbation is introduced into a two-dimensional…Dan-Cornelius Savu, Andrew J. Higgins·Oct 26, 2022SaveLearn
On the Strength and Duration of Solar Cycle 25: A Novel Quantile-based Superposed Epoch AnalysisSunspot number (SSN) is an important - albeit nuanced - parameter that can be used as an indirect measure of solar activity. Predictions of upcoming active intervals, including the peak and timing of…Pete Riley·Oct 25, 2022SaveLearn
Solar Energetic Particle Time Series Analysis with PythonSolar Energetic Particles (SEPs) are charged particles accelerated within the solar atmosphere or the interplanetary space by explosive phenomena such as solar flares or Coronal Mass Ejections…Christian Palmroos, Jan Gieseler, Nina Dresing et al.·Oct 19, 2022SaveLearn
Single-spacecraft techniques for shock parameters estimation: A systematic approachSpacecraft missions provide the unique opportunity to study the properties of collisionless shocks utilising in situ measurements. In the past years, several diagnostics have been developed to…Domenico Trotta, Laura Vuorinen, Heli Hietala et al.·Oct 19, 2022SaveLearn
Characterization of the Thermospheric Mean Winds and Circulation during Solstice using ICON/MIGHTI ObservationsUsing the horizontal neutral wind observations from the MIGHTI instrument onboard NASA's ICON (Ionospheric Connection Explorer) spacecraft with continuous coverage, we determine the climatology of…Erdal Yiğit, Manbharat Dhadly, Alexander S. Medvedev et al.·Oct 17, 2022SaveLearn
Stochastic modeling of physical drag coefficient -- its impact on orbit prediction and space traffic managementAmbitious satellite constellation projects by commercial entities and the ease of access to space in recent times have led to a dramatic proliferation of low-Earth space traffic. It jeopardizes space…Smriti Nandan Paul, Phillip Logan Sheridan, Richard J. Licata et al.·Oct 15, 2022SaveLearn
The Possible Cause of the 40 SpaceX Starlink Satellite Losses in February 2022: Prompt Penetrating Electric Fields and the Dayside Equatorial and Midlatitude Ionospheric Convective UpliftOn ~1613 UT, 3 February 2022 SpaceX launched 49 Starlink satellites from Cape Kennedy, Florida into ~210 km altitude orbits where they were to receive subsequent boosts. We assume that 9 satellites…Bruce T. Tsurutani, James Green, Rajkumar Hajra·Oct 14, 2022SaveLearn