This cutaway view shows the interior of the Starlab space station’s laboratory. (Starlab Illustration) How do you design a living space where there’s no up or down? That’s one of the challenges facing ...

The illuminated network highlights major cities connected by highways, while smaller clusters reveal towns and villages ...

Although the International Space Station is hundreds of miles above Earth’s surface, it’s still possible to catch a distant glimpse. The ISS, which has been orbiting Earth for more than 25 years, ...

The ISS has “come into its own as a very sophisticated scientific laboratory,” says retired NASA astronaut Scott Kelly, who ...