Oct 5 - Oct 9 — International Astronautical Federation (IAF), Turkish Space Agency, Antalya, Republic of Türkiye 77th International Astronautical Congress (IAC 2026): “The World Needs More Space” At Nest Congress & Exhibition Center -- Belek Mahallesi, 07506 Serik, expecting 6,000+ participants; introduction-and-invitation short video at https://iac2026.org/iac-2026