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by JoeAltmaier 7 days ago
Re: terraforming Mars. How about, crash an icy asteroid into it?
1 comments
tim-tday 7 days ago
Comets might work best since you want the water more than the rock. You’d need a couple thousand (but if you can do one you can do a thousand) good idea.
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JoeAltmaier 7 days ago
Just one big one? Saturn is surrounded by icy asteroids I believe.
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