VLEO-DSMC Rarefied Flow Simulator is a SPARTA-based Direct Simulation Monte Carlo (DSMC) toolkit that integrates real NRLMSIS-2.1 atmospheric data to conduct drag and surface heating simulations for custom spacecraft geometries as low as 70 km.
simulation satellite spacecraft aerodynamics sparta thermal-analysis atmospheric-modeling dsmc flow-simulation spacecraft-analysis low-earth-orbit atmospheric-reentry nrlmsise00 spacecraft-simulation low-earth-orbit-satellites vleo nrlmsis
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Updated
Jul 28, 2026 - Python