On the first day of class 16.445J/STS.468J (Entrepreneurship in Aerospace and Mobility Systems), David Mindell, MIT professor of aeronautics and astronautics (AeroAstro) and the Frances and David Dibner Professor of the History of Engineering and Manufacturing, asked his students to take a look at an image of a textbook. The cover featured a bright and inspiring collage of rockets, planets, and all manner of futuristic air- and spacecraft. The title: “Entrepreneurship in Aerospace: A Guide for Founders and Investors.”“This is the most up-to-date guide on the topic,” Mindell said, describing the book’s treatment of the concepts and procedures involved in innovating in aerospace, an industry e...