1000 Starships: Elon Musk - Mars - Moon - Outer Planets

Elon Musk updated SpaceX Starship plans about the first orbital test launch and more test launches in 2022, commercial launches, ideas for human missions to, and bases on. Ultimately he sees 1000 Starships taking humanity to the Moon, Mars, Ceres, Europa and more. In depth discussion of the engineering decisions for using stainless steel on Starship instead of carbon fiber or aluminum-lithium. How to protect Starship astronauts from radiation on Moon and Mars missions.