In partnership with cosmic tourism business Space Adventures, Elon Musk's private spaceflight company says it'll send four tourists out of this world by early 2022. While it's unclear how much the journey will cost, the travelers would spend about five days in a Crew Dragon spacecraft orbiting Earth at more than twice the 250-mile altitude of the International Space Station.
Does this mean new revenue for SpaceX? For now, experts say, the prohibitive cost for passengers would make it more of a "nice service" than a foundation of the company's business.
Check out this OZY feature on the U.S. military's space budget.