But if we are serious about sending equipment on Mars, we need to find better delivery system than the one we have now. And money is not important if it’s a humanity effort instead of country effort. Even if we start launching from the stratosphere it will save us a ton of space on the rockets because the rockets will use less fuel because of lower air density which means less friction. Also Burj califa costs 1.5 billion because its a luxury building with glass and tiles and furniture. For sky elevator we would need just steel and concrete
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