July 27, 2026 Arnas D, Linares R. “Approximate Analytical Solution to the Zonal Harmonics Problem Using Koopman Operator Theory” Journal of Guidance Control and Dynamics Share this Related Stories See all news Three from AeroAstro awarded 2026 Amelia Earhart Fellowships Emery Brown, Daniel Hastings, and Douglas Lauffenburger named Institute Professors See all news