Uploaded March 2026 | Updated September 2026, 2 weeks ago

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What if we built entire planets around tiny black holes? Explore engineered micro worlds, artificial gravity, and the future of compact megastructures.

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Credits:
Micro Planets - Building Artificial Worlds with Black Hole Cores
Written, Produced & Narrated by: Isaac Arthur
Graphics from Jeremy Jozwik & Ken York
Music Courtesy of Chris Zabriskie & Stellardrone
Select imagery/video supplied by Getty Images

Chapters
0:00 Intro
1:14 Small Worlds, Big Numbers
7:54 What to make it from?
11:53 What is a Micro Planet, and what is it like?
17:50 So could you go even smaller?
21:20 Nebula