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Questions tagged [abiogenesis]

For questions pertaining to the spontaneous generation of life from inorganic compounds.

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5 votes
1 answer
221 views

Does life need to start in water, or can life generate on land, or perhaps in air?

Is it possible that life could come about on land if a planet has a dense atmosphere? (This applies to non-carbon based life as well).
DoubleS's user avatar
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9 votes
2 answers
183 views

Could life generate twice on a planet using slightly different materials?

Extremely low possibility, but if life synthesizes from scratch after life has existed on a planet for a few million years, would the two separate lineages be able to co-exist?
DoubleS's user avatar
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2 votes
1 answer
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Could life exist on a planet that is heated mainly by hawking radiation from a super massive black hole that is millions of solar masses? [duplicate]

At a time long after the stelliferous there is a planet in orbit around a super massive black hole with almost all external heating coming from hawking radiation from the black hole it orbits. By ...
Anders Gustafson's user avatar