Phrases with «small rocky planets»

A more appropriate way to put this might be that life will emerge on small rocky planets with a probability of 1 per cent. (newscientist.com)
Suppose 1 per cent of these have small rocky planets orbiting them and suppose that 1 per cent of such planets are habitable. (newscientist.com)
It speculates that 1 per cent of small rocky planets are «habitable» and continues as if life has inevitably emerged on them. (newscientist.com)
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