ELI5 International Space Station - How does the ISS never run out of oxygen?

ELI5 Explain Like I'm 5: Bite sized answers to stuff you should know about - in a mini podcast

Since space has no air in it how can astronauts breathe fresh air inside the International Space Station (ISS)? Do we ship oxygen up to the ISS in tanks? Do we presently have the technology to make a self-sustaining biosphere in space?

... We explain like i'm five!

Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: twentythousandleague, happythoughts413, masu12, santi871, mvilla & tico_de_corazon

If you have suggestions, comments, or would like to be a guest on an upcoming episode of this podcast, please reach out to us at ELI5ThePodcast@gmail.com.

2019-04-12 7 min

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