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What is the importance of algae for astronauts?

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Algae serves 2 vital functions for space-based dwellers. First, it is an air scrubber. Algae sucks up CO2 and turns it into biomass and releases oxygen. It does this only during photosynthesis which only happens when it is lighted. So, it needs to be lighted semi-constantly. read more

NASA has partnered with a private company to design and build an oxygen production facility for a Martian outpost or colony. The make the oxygen, bacteria and algae would use the nitrogen-rich Martian soil to make the precious oxygen, essential for the astronauts' survival. read more

This is why algae are very good candidates for life support systems in space or on celestial bodies. While the crew is breathing and producing C0 2, algae exchanges CO 2 to O 2 in a controlled ecological life support system while they perform photosynthesis. This exchange is very efficient: algae are one of the main oxygen producers on Earth. read more

NASA has partnered with a private company to design and build an oxygen production facility for a Martian outpost or colony. The make the oxygen, bacteria and algae would use the nitrogen-rich Martian soil to make the precious oxygen, essential for the astronauts' survival. It can be used to make air, water and fuel. read more

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B.sc. (micro) i em unit 3.2 algae
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