[HTML][HTML] Thermosphere and satellite drag
S Bruinsma, TD de Wit, T Fuller-Rowell… - Advances in Space …, 2023 - Elsevier
Accurate forecasts of thermosphere densities, realistic calculation of aerodynamic drag, and
propagation of the uncertainty on the predicted orbit positions are required for conjunction …
propagation of the uncertainty on the predicted orbit positions are required for conjunction …
New thermosphere neutral mass density and crosswind datasets from CHAMP, GRACE, and GRACE-FO
We present new neutral mass density and crosswind observations for the CHAMP, GRACE,
and GRACE-FO missions, filling the last gaps in our database of accelerometer-derived …
and GRACE-FO missions, filling the last gaps in our database of accelerometer-derived …
Machine learning-based approach for ballistic coefficient estimation of resident space objects in LEO
The increasing number of Resident Space Objects poses a serious threat to the safe
operation of satellites. Alongside with mitigation policies, it is fundamental to predict the …
operation of satellites. Alongside with mitigation policies, it is fundamental to predict the …
[HTML][HTML] Description and comparison of 21st century thermosphere data
S Bruinsma, C Siemes, JT Emmert… - Advances in Space …, 2023 - Elsevier
The quality and distribution in time and space of available atmospheric observations are
crucial for the accuracy of semi-empirical thermosphere models. However, datasets can be …
crucial for the accuracy of semi-empirical thermosphere models. However, datasets can be …
Improving the extraction ability of thermospheric mass density variations from observational data by deep learning
Understanding the variation of the Thermospheric Mass Density (TMD) is important for solar‐
terrestrial physics and applications for spacecraft safety. The thermosphere, as an open …
terrestrial physics and applications for spacecraft safety. The thermosphere, as an open …
The 10 October 2024 geomagnetic storm may have caused the premature reentry of a Starlink satellite
DM Oliveira, E Zesta, D Nandy - Frontiers in Astronomy and Space …, 2025 - frontiersin.org
In this short communication, we qualitatively analyze possible effects of the 10 October 2024
geomagnetic storm on accelerating the reentry of a Starlink satellite from very low-Earth orbit …
geomagnetic storm on accelerating the reentry of a Starlink satellite from very low-Earth orbit …
Aerodynamic Analysis of Deorbit Drag Sail for CubeSat Using DSMC Method
Reducing space debris is a critical challenge in current space exploration. This study
focuses on designing a drag sail for CubeSat models and examining their aerodynamic …
focuses on designing a drag sail for CubeSat models and examining their aerodynamic …
[HTML][HTML] Stochastic modeling of physical drag coefficient–Its impact on orbit prediction and space traffic management
Ambitious 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 …
space in recent times have led to a dramatic proliferation of low-Earth space traffic. It …
[HTML][HTML] Using WACCM-X neutral densities for orbital propagation: Challenges and solutions
MK Brown, S Elvidge - Journal of Space Safety Engineering, 2024 - Elsevier
Atmospheric drag is a major perturbation in Low Earth Orbit (LEO). The neutral density
obtained from atmospheric models is a major source of uncertainty in drag calculations and …
obtained from atmospheric models is a major source of uncertainty in drag calculations and …
[HTML][HTML] On the critical parameters for feasibility and advantage of air-breathing electric propulsion systems
V Giannetti, E Ferrato, T Andreussi - Acta Astronautica, 2024 - Elsevier
In recent years, air-breathing electric propulsion emerged as a potential enabling
technology for long-duration space missions in Very Low Earth Orbit (VLEO). In this work, we …
technology for long-duration space missions in Very Low Earth Orbit (VLEO). In this work, we …