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by wredue 1057 days ago
Maybe not.

When we look at the evidence, it seems like life began pretty much as soon as it could have as the earth cooled. It could be that life starting on planets like ours basically just happens as a byproduct of the planet building.

1 comments

Or, it means that the conditions under which life could arise are not persistent. Life either originated quickly or it would not originate at all. For example, if life originated in a small warm planetesimal, it only had maybe 10 million years before the short lived radioactivity in the early solar system (which we know was there from the decay products) died away and the planetesimals froze.