国际宇宙航行联合会(IFA)——以下简称国际宇联,是一个国际性的、多学科的非政府性组织。它成立于一九五○年九月,现拥有来自36个国家的58个会员。它为全世界的空间专家们提供了一个中立的学术讨论场所,使他们有条件聚会在一起交流经验、探讨问题。国际宇联自成立以来已经举行了30次年会,每次年会的与会者在500到1000人之间。大会通常安排约40个会议(一般为5个会议同时进行)和近300个专题报 International Astronautical Federation (IFA) - hereinafter referred to as IAF, is an international, multidisciplinary and non-governmental organization. Founded in September 1950, it now has 58 members from 36 countries. It provides space specialists around the world with a neutral forum for academic discussions so that they can meet together to exchange experiences and discuss problems. IU has held 30 annual meetings since its inception, with 500 to 1,000 participants for each annual meeting. The General Assembly usually arranges about 40 meetings (usually 5 meetings at the same time) and nearly 300 special reports