Megastructures 07: Hoopworlds

In the 7th episode of the Megastructures series we look at Hoop Worlds, a type of artificial planet with some surprising properties.

Support the Channel on Patreon:
https://www.patreon.com/IsaacArthur

Listen or Download the audio of this episode from Soundcloud:
https://soundcloud.com/isaac-arthur-148927746/ms07-hoopworlds

Anders Sandberg's in-depth analysis of Torus-Shaped Planets:
http://www.aleph.se/andart/archives/2014/02/torusearth.html