https://youtube.com/watch?v=A1YxNYiyALg

Tech billionaire Elon Musk is convinced that we must colonise Mars with a million people if the humanity is to survive long-term. To that effect in 2008, he almost went broke funding SpaceX – his then-new aerospace company – to keep developing next-generation rockets.

And on Tuesday, at a challenging moment in the 14-year-old company’s history, Musk plans to unveil his grand vision: to turn Mars into a “backup drive” and save humanity.

The big announcement is scheduled for Tuesday, September 27 at 2:30pm EDT during the 67th International Astronautical Congress (IAC) in Guadalajara, Mexico. (Watch it live at the end of this post.)

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