Elon Musk just presented SpaceX's newest plan for Starship, a rocket designed to build cities on Mars. Here are the most important details.

Feedburner     •     September 29, 2019, 8:24 am
SpaceX/YouTube Elon Musk on Saturday presented SpaceX's newest plan to develop a super-heavy launch system called Starship. Starship is a roughly 40-story rocket, designed to send up to 100 people…