• Question: how long do the astronauts stay in space for?

    Asked by Tom Clarke to Col Op, Elie, Floris, Jenn, RocketRich on 5 Mar 2016.
    • Photo: Columbus Operations

      Columbus Operations answered on 5 Mar 2016:

      Tom: The time on the ISS is measured by “expeditions” or “increments” which are driven by some Soyuz constraints. This results in an average time of about half a year per astronaut