P1080862 Biosphere 2 was built between 1987 and 1991 at a cost of $150 million. Two missions, in 1991 and 1994, saw crew members sealed inside the glass enclosure to...
Biosphere 2 was built between 1987 and 1991 at a cost of $150 million. Two missions, in 1991 and 1994, saw crew members sealed inside the glass enclosure to…
P1080858 With 10% air volume annual leak rate, Biosphere 2 was the most tighly sealed structure when it was used as a closed-mission facility. A stainless steel pan...
With 10% air volume annual leak rate, Biosphere 2 was the most tighly sealed structure when it was used as a closed-mission facility. A stainless steel pan…
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P1080865 Habitat entrance.
Habitat entrance.
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P1080872 Closed-water cultivation.
Closed-water cultivation.
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P1080883 One of the two lungs of the structure, used to regulate air pressure as temperature varies.
One of the two lungs of the structure, used to regulate air pressure as temperature varies.

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