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A comment on Ask HN: Can we ever escape Earth's gravity without using chemical propulsion?.

Re:Ask HN: Can we ever escape Earth's gravity without using ... by kitvalo on Thursday December 24, 2020 @07:59AM (#25527066)
Neal Stephenson has a lot to offer in the Seven Eves
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Re:Ask HN: Can we ever escape Earth's gravity without using ... by gostsamo on Thursday December 24, 2020 @08:33AM (#25527287)
Stephenson's ideas all needed some chemistry close to the surface if I remember it correctly.
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