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How does the space station never run out of oxygen? - Alvaro Romero-Calvo and Theo St Francis

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245 Questions Answered

TEDEd Animation

Let’s Begin…

For over 25 years, the International Space Station’s air supply systems have revolutionized space missions. Yet the need for regular maintenance, repairs, and upgrades has pushed engineers to develop even more reliable systems for future spacecraft. How do we create breathable air in space? And what does that look like for longer expeditions? Alvaro Romero-Calvo and Theo St Francis investigate.

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Meet The Creators

Educator
Alvaro Romero-Calvo, Theo St Francis
Director
Steve West, Lazy Chief
Narrator
Addison Anderson
Composer
George Rodriguez
Sound Designer
George Rodriguez
Director of Production
Gerta Xhelo
Produced by
Abdallah Ewis
Editorial Director
Alex Rosenthal
Editorial Producer
Shannon Odell
Script Editor
Rachel Yang
Fact-Checker
Charles Wallace

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