The Oxygen Supply has Failed in the Russian Zvezda Module of the ISS. Don’t Worry, the Astronauts aren’t in Danger, but the Station is Showing its Age

In November of 1998, the first modules of the International Space Station (ISS) were launched into orbit, and the first crew arrived almost two years later. With almost twenty years of hosting astronauts from all over the world, the ISS holds the record for the longest continuous human presence in Low Earth Orbit (LEO). After all that time, the ISS is beginning to show the signs of age.

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