Space Habitat Oxygen Calculator

Estimate oxygen needs for a crew living in a space habitat.

Crew
size

Number of people in the habitat.

Mission
days

Total duration of the stay.

Oxygen use
(kg/person/day)

Typical simplified oxygen need per person.

Oxygen recycling
efficiency (%)

Recovered oxygen reduces supply needs.

Safety reserve
(%)

Extra margin for delays or emergencies.

Main result
view

Choose what to show first.

Oxygen supply needed

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With safety reserve

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Recommended carried amount in this estimate

Simplified educational estimate only. Real habitat life support depends on CO₂ removal, pressure, humidity, leaks, activity level, and system design.