a world spacemodeling championships (wsmc) has been held by the fédération aéronautique internationale (fai) about every two years since 1972, normally in late august or early september of even-numbered years. the u.s. team for a wsmc is selected by a flyoff process that is held at the opening weekend of naram one year prior to the wsmc. the flyoff is open to all u.s. nar members.