Section 2
Astrobiology
Book
Version 6
By Boundless
By Boundless
Boundless Microbiology
Microbiology
by Boundless
4 concepts
![Thumbnail](../../../../../../figures.boundless-cdn.com/15904/square/rtis-major-gpn-2000-000923.jpeg)
Mars and a Biosphere
Mars, the fourth planet from the Sun, is currently undergoing a great deal of investigation concerning its capacity for maintaining life.
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Martian Biosignatures
A biosignature, a substance that provides scientific evidence of past or present life, is present in the form of fog on the planet Mars.
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Terraforming Mars
Terraforming Mars is the hypothetical idea that Mars could be altered in such a way to sustain human and terrestrial life forms.
![Thumbnail](../../../../../../figures.boundless-cdn.com/15903/square/voyager-2-closest-approach.jpeg)
Europa's Possible Ocean
Europa, one of Jupiter's four moons, is covered by a layer of ice/water and scientists have multiple hypotheses to explain its structure.