Review and comparison of empirical thermospheric mass density models

C He, Y Yang, B Carter, E Kerr, S Wu, F Deleflie… - Progress in Aerospace …, 2018 - Elsevier
Atmospheric drag, as one of the largest non-gravitational perturbations in low Earth orbit
(LEO), can dramatically decay the orbit of LEO satellites with both secular and periodic …

Geoeffectiveness of interplanetary shocks controlled by impact angles: A review

DM Oliveira, AA Samsonov - Advances in Space Research, 2018 - Elsevier
The high variability of the Sun's magnetic field is responsible for the generation of
perturbations that propagate throughout the heliosphere. Such disturbances often drive …

Development of space weather reasonable worst‐case scenarios for the UK national risk assessment

M Hapgood, MJ Angling, G Attrill, M Bisi, PS Cannon… - 2021 - Wiley Online Library
Severe space weather was identified as a risk to the UK in 2010 as part of a wider review of
natural hazards triggered by the societal disruption caused by the eruption of the …

Machine‐learned HASDM thermospheric mass density model with uncertainty quantification

RJ Licata, PM Mehta, WK Tobiska… - Space Weather, 2022 - Wiley Online Library
A thermospheric neutral mass density model with robust and reliable uncertainty estimates
is developed based on the Space Environment Technologies (SET) High Accuracy Satellite …

Uncertainty quantification techniques for data-driven space weather modeling: thermospheric density application

RJ Licata, PM Mehta - Scientific Reports, 2022 - nature.com
Abstract Machine learning (ML) has been applied to space weather problems with
increasing frequency in recent years, driven by an influx of in-situ measurements and a …

Satellite orbital drag during magnetic storms

DM Oliveira, E Zesta - Space Weather, 2019 - Wiley Online Library
We investigate satellite orbital drag effects at low‐Earth orbit associated with thermosphere
heating during magnetic storms caused by coronal mass ejections. CHAllenge Mini‐satellite …

Comparison of empirical and theoretical models of the thermospheric density enhancement during the 3–4 February 2022 geomagnetic storm

J He, E Astafyeva, X Yue, NM Pedatella, D Lin… - Space …, 2023 - Wiley Online Library
Abstract On 3 February 2022, at 18: 13 UTC, SpaceX launched and a short time later
deployed 49 Starlink satellites at an orbit altitude between 210 and 320 km. The satellites …

The loss of Starlink satellites in February 2022: How moderate geomagnetic storms can adversely affect assets in low‐earth orbit

Y Baruah, S Roy, S Sinha, E Palmerio, S Pal… - Space …, 2024 - Wiley Online Library
Abstract On 3 February 2022, SpaceX launched 49 Starlink satellites, 38 of which
unexpectedly de‐orbited. Although this event was attributed to space weather, definitive …

The current state and future directions of modeling thermosphere density enhancements during extreme magnetic storms

DM Oliveira, E Zesta, PM Mehta, RJ Licata… - Frontiers in Astronomy …, 2021 - frontiersin.org
Satellites, crewed spacecraft and stations in low-Earth orbit (LEO) are very sensitive to
atmospheric drag. A satellite's lifetime and orbital tracking become increasingly inaccurate …

Reduced order probabilistic emulation for physics‐based thermosphere models

RJ Licata, PM Mehta - Space Weather, 2023 - Wiley Online Library
The 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 …