ChinaTech&SciTiandu-1 Makes History with 3:1 Earth-Moon Resonant Orbit My NewsMay 28, 202503 minsTiandu-1 becomes first probe in a 3:1 Earth-moon resonant orbit, offering low-energy paths for lunar exploration and future communication networks.Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Read More