CHAMP and GOCE thermospheric wind characterization with improved gas-surface interactions modelling
The CHAMP and GOCE satellites provided high-resolution thermosphere data between
2000 and 2013, improving our knowledge of atmosphere dynamics in the thermosphere …
2000 and 2013, improving our knowledge of atmosphere dynamics in the thermosphere …
Parametric study on the flight envelope of a radio-frequency ion thruster based atmosphere-breathing electric propulsion system
The atmosphere-breathing electric propulsion (ABEP) system utilizes atmospheric species
as propellants to generate thrust for drag compensation of a satellite in very-low-Earth-orbit …
as propellants to generate thrust for drag compensation of a satellite in very-low-Earth-orbit …
Drag coefficient modeling for grace using Direct Simulation Monte Carlo
Drag coefficient is a major source of uncertainty in predicting the orbit of a satellite in low
Earth orbit (LEO). Computational methods like the Test Particle Monte Carlo (TPMC) and …
Earth orbit (LEO). Computational methods like the Test Particle Monte Carlo (TPMC) and …
Performance characterization and kinetic analysis of atmosphere-breathing electric propulsion intake device
An atmosphere-breathing electric propulsion (ABEP) system is designed to capture and
compress the rarefied atmosphere through an intake device in very-low-Earth-orbit (VLEO) …
compress the rarefied atmosphere through an intake device in very-low-Earth-orbit (VLEO) …
Semi-empirical satellite accommodation model for spherical and randomly tumbling objects
Orbits of launch-vehicle upper stages and spheres were observed by US Air Force Space
Command, and the resulting observations were converted by the Space Analysis Office to …
Command, and the resulting observations were converted by the Space Analysis Office to …
Air-breathing electric propulsion: mission characterization and design analysis
P Crandall, RE Wirz - Journal of Electric Propulsion, 2022 - Springer
Air breathing electric propulsion (atmosphere-breathing electric propulsion)(ABEP) has
attracted significant interest as an enabling technology for long duration space missions in …
attracted significant interest as an enabling technology for long duration space missions in …
On the exploitation of differential aerodynamic lift and drag as a means to control satellite formation flight
For a satellite formation to maintain its intended design despite present perturbations
(formation keeping), to change the formation design (reconfiguration) or to perform a …
(formation keeping), to change the formation design (reconfiguration) or to perform a …
Remaining issues in upper atmosphere satellite drag
The greatest concentration of spacecraft and space debris resides in an orbital band
between 100 and 2000 km altitude, classified as low‐Earth orbit (LEO). Of these space …
between 100 and 2000 km altitude, classified as low‐Earth orbit (LEO). Of these space …
Thermospheric density model biases at the 23rd sunspot maximum
Uncertainties in the neutral density estimation are the major source of aerodynamic drag
errors and one of the main limiting factors in the accuracy of the orbit prediction and …
errors and one of the main limiting factors in the accuracy of the orbit prediction and …
Drag coefficients of satellites with concave geometries: comparing models and observations
AERONOMIC studies make use of satellite drag measurements in the determination of
thermospheric densities, enabling scientific inquiry into processes of the upper neutral …
thermospheric densities, enabling scientific inquiry into processes of the upper neutral …