January 19, 2026 D. Arnas, R. Linares “A set of orbital elements to fully represent the zonal harmonics around an oblate celestial body” Monthly Notices of the Royal Astronomical Society [00358711] 502.3 (2021): 4247-4261. Print. Share this 502.3 (2021): 4247-4261. Print."] Related Stories See all news Mina Cezairli and Lilly Etzenbach selected for Aviation Week Network’s “20 Twenties” Class of 2026 Study: More eyes on the skies will help planes reduce climate-warming contrails See all news