December 26, 2024 Gondelach, D. and Linares, R., 2019. Real-Time Thermospheric Density Estimation Via Two-Line-Element Data Assimilation. arXiv preprint arXiv:1910.00695. Share this Related Stories See all news NPR Short Wave Podcast: Why you shouldn’t be afraid of flying, according to flight expert Mark Drela Startup’s autonomous drones precisely track warehouse inventories See all news