Uploaded September 2025 | Updated September 2026, 2 weeks ago
Feudalism once ruled Earth—could it rule the cosmos too? We dive into the strange but plausible world of space nobles, orbital dukes, and knights of the vacuum clad in power armor or piloting mecha.
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Credits:
Feudal Futures - Knights & Nobles in the Space Age
Written, Produced & Narrated by: Isaac Arthur
Select imagery/video supplied by Getty Images
Music Courtesy of Epidemic Sound epidemicsound.com/creator
Chapters
0:00 Intro
0:12 Feudalism… IN SPACE!!!? Knights, Mechs, and Space Lords
5:04 Lords of the Vacuum – Whoever Builds the Habitat, Owns the Habitat
9:10 Feudal Claims on Natural Resources
14:31 Vassalage in Vacuum – How Loyalty Could Work in Space
18:20 Breaking the Mold – Alternative Models to Feudal Ownership
20:52 Natural Armor
22:12 Would It Work? Or Collapse Gloriously?
23:38 The Knight Reforged – Power Armor, Mechs, and Weapons of Mass Respect
25:12 A New Middle Ages Among the Stars?
Feudalism once ruled Earth—could it rule the cosmos too? We dive into the strange but plausible world of space nobles, orbital dukes, and knights of the vacuum clad in power armor or piloting mecha.
Watch my exclusive video The Economics of Immortality: nebula.tv/videos/isaacarthur-the-economics-of-immortality
Get Nebula using my link for 40% off an annual subscription: go.nebula.tv/isaacarthur
Get a Lifetime Membership to Nebula for only $300: go.nebula.tv/lifetime?ref=isaacarthur
Use the link gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36.
Visit our Website: isaacarthur.net
Join Nebula: go.nebula.tv/isaacarthur
Support us on Patreon: patreon.com/IsaacArthur
Support us on Subscribestar: subscribestar.com/isaac-arthur
Facebook Group: facebook.com/groups/1583992725237264
Reddit: reddit.com/r/IsaacArthur
Twitter: twitter.com/Isaac_A_Arthur on Twitter and RT our future content.
SFIA Discord Server: discord.gg/53GAShE
Credits:
Feudal Futures - Knights & Nobles in the Space Age
Written, Produced & Narrated by: Isaac Arthur
Select imagery/video supplied by Getty Images
Music Courtesy of Epidemic Sound epidemicsound.com/creator
Chapters
0:00 Intro
0:12 Feudalism… IN SPACE!!!? Knights, Mechs, and Space Lords
5:04 Lords of the Vacuum – Whoever Builds the Habitat, Owns the Habitat
9:10 Feudal Claims on Natural Resources
14:31 Vassalage in Vacuum – How Loyalty Could Work in Space
18:20 Breaking the Mold – Alternative Models to Feudal Ownership
20:52 Natural Armor
22:12 Would It Work? Or Collapse Gloriously?
23:38 The Knight Reforged – Power Armor, Mechs, and Weapons of Mass Respect
25:12 A New Middle Ages Among the Stars?
