California-based Vast Space has big ambitions. The company is aiming to launch a commercial space station, the Haven-2, into low Earth orbit by 2028, which would allow astronauts to stay in space after the decommissioning of the International Space Station (ISS) in 2030. In doing so, it is attempting to muscle in on NASA’s plans to develop commercial low-orbit space stations with partner organizations—but most ambitious of all are Vast Space’s goals for what it will eventually put into space: a station that has its own artificial gravity.
“We know that in weightlessness we can live a year or so, and in conditions that are not easy. Perhaps, however, lunar