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Comment Re:Today we have homeless planets... (Score 1) 181

No doubt on that. But we have to assume the existence of hundreds more times normal/visible matter. After all there are some educated guesses that only 5% of the known universe is made of atoms. Even if you extrapolate 5000 "starless" planets per star, you still have to think about how massive a star can be.

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egrep patterns are full regular expressions; it uses a fast deterministic algorithm that sometimes needs exponential space. -- unix manuals