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To build about a billion O'Neil Cylinders, which is about the number you'd need for a full Dyson Swarm around our Sun, would consume (IIRC) 1% of Mercury's mass

by cletus 2y ago

To build about a billion O'Neil Cylinders, which is about the number you'd need for a full Dyson Swarm around our Sun, would consume (IIRC) 1% of Mercury's mass.