Humans exploring Mars and other nearby planets, ferried by spaceships and accommodated in floating hotels. Habitats orbiting the earth, as well as 10-minute flights from one side of the planet to the other.
These are just a few of the ideas that today’s class of billionaire space explorers have envisioned.
Depictions that once drew ridicule or indifference because they seemed absurd are becoming a reality, with ideas from Isaac Asimov and Gerard K. O’Neill shaping the future, and present, of space flight and exploration.