Podcasts · Universe Today Podcast
[Interview+] How Much Gravity Is Too Much To Escape A Planet?
· 42 min
Episode [Interview+] How Much Gravity Is Too Much To Escape A Planet?
BONUS PART STARTS AT 20:51
Watch here (with no ads) or on YouTube: https://youtu.be/QD5sJ636wxM
More interviews: https://www.patreon.com/collection/44300/
🟣 Guest: Dr. Sanjoy Som https://www.bluemarblespace.org/
📜 Multistage Rocket Optimization, Geophysics, and the Spacefaring Envelope of Habitable Super-Earths https://arxiv.org/abs/2607.02691
Rockets fight against gravity to help us as a civilization escape into space. But what if a planet is much heavier? How big and dense does it need to get before a civilization gets permanently trapped and can't go to space?
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00:00 Intro
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01:16 Escaping the gravity well
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06:53 Limiting factors
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09:47 Rockets
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15:18 Can a civilizations get trapped
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20:51 Geology-driven civilization
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32:54 Current obsessions
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39:11 Final thoughts
Links in the notes 4
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