SpaceX has one goal that supersedes the rest: to make humanity a “multiplanetary species.”

After 14 years, Elon Musk might finally explain how. On Tuesday, the SpaceX founder will deliver a keynote address at the International Astronautical Congress, an annual convention held in Guadalajara, Mexico. The speech will outline the technical details of Mr. Musk’s ambitious master plan – which is, of course, to colonize Mars within the next few decades.

But the entrepreneur’s rapid-fire approach to progress has been criticized before. Will the SpaceX plan square with international standards of space travel, or will it embody Musk’s freewheeling spirit?

More important, will it work? To read more, click here.