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Sanjoy M. Som

1 articles · 0 co-authors · latest: 2026-07-02

Cosmic Debt: How a Planet's Mass Locks Civilizations Forever

Scientists from Blue Marble Space combined geophysics, atmosphere, and rocket dynamics to find the limits of chemical escape from exoplanets. A payload of 1,000 kg — like that of the Voyager probes — was used as a benchmark. It turned out that for a planet more massive than about 11.5 M⊕, the number
arXiv:2607.02691v1 · 2026-07-02