Fascinating Facts About Terraforming: With Simon Whistler. Terraforming a entire planet or even just a moon to make it habitable is a daunting task that will take quite some time, centuries at least and maybe millions of years. But scientists are taking is seriously. After all, we’ve done a pretty good job terraforming Earth though some would say we’ve made it less habitable. Here are the scientists’ top candidate world and terraforming ideas.

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