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If life independently started in two places in our solar system in fairly different places, then it would be reasonable to think that it is fairly common and we
by neaden 2y ago
If life independently started in two places in our solar system in fairly different places, then it would be reasonable to think that it is fairly common and we would expect it in most solar systems. If life only exists on Earth in our solar system, then it's more reasonable to think life is fairly rare.
- zardo 2y agoAlso no possible, there's life on Europa and it shares a common ancestor with life on Earth. https://www.technologyreview.com/2011/08/22/22081/earth-ejecta-could-have-seeded-life-on-europa/ https://www.technologyreview.com/2011/08/22/22081/earth-ejec...