Why build floating cities above Jupiter and Saturn? Not for fusion fuel, but for something far more valuable: the staggering amounts of hydrogen, nitrogen, and raw material needed to build a spacefaring civilization.
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Credits:
Floating Cities Above Gas Giants
Written, Produced & Narrated by: Isaac Arthur
Music by Epidemic Sound: http://nebula.tv/epidemic
Stellardrone & Chris Zabriskie
Graphics from: Ervin Oprea, Jeremy Jozwik & Sergio Botero
Select imagery/video supplied by Getty Images
Chapters
0:00 Intro
6:05 Why Bulk Hydrogen Beats Fusion Fuel
9:39 Floating Cities: The Mechanical Reality
13:14 Power Without Fusion
15:45 Why Bigger Is Easier
19:02 Who Lives in the Clouds?
21:31 Gods & Monsters
22:35 From Infrastructure to Civilization