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[–] 6 points 2 months ago* (last edited 2 months ago)

https://en.wikipedia.org/wiki/Skyhook_(structure)

Edit: better explanation imo

What is realistic: multiple of them as a "transfer device", each one alternating between lifting payload up (lowering their own orbit) and slowing a payload down for orbital entry (lifting themselves up).

Maybe i'll try that in KSP.

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