Sea Dragon vs. space elevator (was 2009 Space Elevator Conference)

Forum: Spacesettlers
Thread: Sea Dragon vs. space elevator (was 2009 Space Elevator Conference)

# 11266 bydsw_s@... on Aug. 13, 2009, 12:03 a.m.

Member since 2021-10-03

How does it get so cheap? That seems impossible for any rocket.

What is the theoretical minimum cost to orbit, i.e. if you pay just the energy cost at wholesale electricity prices? I calculated it once, although I may have used retail electricity price, and I have in mind that it was over $1/lb.

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