NASA has modified its ISS resupply contract with Sierra Space, which builds the robotic Dream Chaser space plane.

For a quarter of a century, humans have continuously occupied the International Space Station. Here's a look at how far we've come and what's next.

It means that for astronauts on the ISS, there’s no talk of “spring forward” and “fall back” in March and November, ...

Humans have continuously inhabited the International Space Station since November 2, 2000. NASA plans to deorbit the ISS in 2030, transitioning to commercially owned space stations. Private companies ...