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I remember that story, and I apologize for ignoring your invitation to discuss the economics of magnetic pole reversal. It sounds ... expensive ... but maybe more a curiosity than a catastrophe. But just for those of us who do not carry giant telescopes in the trunk, or think that plasma is something you can donate to the Red Cross, I would like to confirm that gravity is what keeps the atmosphere in place, and the magnetosphere makes it harder for the sun to blast it away. I wonder if Crichton knew about this.here's what happens when your planet doesn't have a magnetic field
