Elon Musk says building the first sustainable city on Mars will take 1,000 Starships and 20 years
3:13pm PST - November 7th, 2019 ti - TechCrunchSpaceX CEO Elon Musk went into a bit more detail about the timelines and vehicle requirements to not only reach Mars, but to set up a sustainable base on the red planet that can serve as an actual city, supporting a local population. That’s the long-term visi…