Comment on We need a better way to get to spaceparentComments−mynegation10yBalloons float because dense air in the lower parts of atmosphere pushes them up with buoyant force. They lose the ability to float way before they would reach LEO, let alone GEO.
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Balloons float because dense air in the lower parts of atmosphere pushes them up with buoyant force. They lose the ability to float way before they would reach LEO, let alone GEO.