Tom Mueller
@lrocket · Dec 12, 2025
Another point of that presentation was that once you start building megastructures in orbit, it quickly becomes clear that it is way more efficient energy-wise to get material from the moon for building in earth orbit, which is why Elon is already talking about mass drivers on
Elon Musk
@elonmusk
It is the only way to build a civilization at the Kardashev II scale
12:37 AM · December 13, 2025 · 226K views
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