Elon Musk gave a keynote speech at the International Astronautical Conference in Mexico, drawing everyone's attention. Musk revealed SpaceX's plans to make humans an interplanetary species, among others.

Article source: https://techcrunch.com/2016/09/27/everything-you-need-to-know-about-spacexs-plan-to-colonize-mars/

Photo source: By Bruno Sanchez-Andrade Nuño from Washington, DC, USA (Entrance (direct link)) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons