In the future humanity may build enormous structures, feats of mega-engineering that may rival planets or even be of greater scope. This episode catalogs roughly 100 major types of Megastructure, from those that are cities in space to those that rival galaxies.

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▬ Megastructure Index ▬▬▬▬▬▬▬▬▬▬
0:00 - Intro
03:23 - Active Support
04:30 - Alderson Disc
08:30 - Arcology Megatower
09:48 - Arkship
10:49 - Artificial Sun
11:49 - Asteroid Colonies
13:02 - Atlas Pillars
14:19 - Banks Orbital
16:29 - Bernal Sphere
17:34 - Birch Planet
20:48 - Bishop Ring
22:55 - Black Hole Gravity Generator
23:54 - Black Hole Power Generator
25:40 - Bubble Hab
26:36 - Buckyhabs
28:12 - BWC Megastructures
29:08 - Caplan Thruster
29:46 - Carbon Nanotubes
30:31 - Chainworlds
31:07 - Chandelier Cities
31:45 - Clarketech
32:30 - Cube Worlds
33:24 - Cylinder Habitat
36:09 - Dark Sky Station
36:37 - Disc Worlds & Flat Earths
38:01 - Dyson Spheres
40:04 - Dyson Spike
40:45 - Dyson Swarm
42:14 - Ecumenopolis
42:44 - Edersphere/Ederworld
43:52 - Fusion Candle
44:29 - Graphene
44:49 - Grav Plating
45:20 - Hammer Hab
45:48 - Helios Drive
46:43 - Hoop World or Donut World
47:27 - Hydroshell
48:13 - Interstellar Black Hole Highway
48:48 - Interstellar Laser Highway
50:06 - Jenkins Swarm
50:27 - Kalpana 1
51:28 - Kipping Terrascope
52:08 - Lagite
52:57 - Lofstrom Loop
53:52 - Magmatter
54:50 - Matrioshka Brain
56:45 - Matrioshka Shellworld
57:53 - McKendree Cylinder
58:36 - Megatelescope Arrays
59:25 - Mini Earth
1:00:30 - Mushroom Habitat
1:01:26 - Neptunian Chainsaw
1:01:55 - Nicoll-Dyson Beam
1:02:52 - Nova Drive
1:03:16 - O'Neill Cylinder
1:03:57 - Orbital Plates
1:04:42 - Orbital Ring
1:07:22 - Paperclip Maximizer & Grey Goo
1:08:26 - Parabolic Habitat
1:10:08 - Planet Brain / Jupiter Brain
1:10:35 - Planet Ships
1:11:25 - Planet Swarm
1:12:21 - Planetary Cycler/Aldrin Cycler
1:13:10 - Power Beamers
1:13:55 - Quasar drive
1:15:25 - Quasite
1:16:00 - Red Globular Cluster
1:17:14 - Relativistic Kill Missile
1:17:55 - Ribbon Worlds
1:19:12 - Ring Habitat
1:20:06 - Ringworld
1:21:36 - Rotacity or Bowl Hab
1:22:19 - Rungworld
1:23:25 - Shell World
1:24:53 - Shkadov Thrusters
1:25:37 - Sky Cities & Cloud Cities
1:26:38 - Skyhooks
1:27:24 - Smoke Ring
1:28:26 - Solar Mirrors
1:29:21 - Solar Shades
1:30:29 - Sombrero Planet
1:30:51 - Space Elevetors
1:32:18 - Space Farms
1:33:27 - Spin Gravity
1:34:05 - Space Towers
1:34:50 - Stanford Torus
1:35:45 - Starlifting
1:36:55 - Statite
1:38:31 - Stellar Pinwheel
1:39:00 - Stellaser
1:40:34 - Suntower
1:41:51 - Supramundane Worlds
1:42:57 - Terran Ring
1:43:58 - Topopolis
1:45:07 - Unobtainium
1:45:35 - Valley House
1:45:55 - World House
1:46:26 - Wormhole
1:53:00 - Credits

Credits:
The Megastructure Compendium
Science & Futurism with Isaac Arthur
Episode 346, June 9, 2022
Written & Produced by Isaac Arthur
Narrated by Isaac Arthur & Sarah Fowler Arthur

Editors:
David McFarlane
Graeme Kilshaw
Sarah Fowler Arthur
Sig’unnr’s Deluge

Cover Art:
Jakub Grygier https://www.artstation.com/jakub_grygier

Graphics:
Bryan Versteeg
Fishy Tree
Jarred Eagley
Jeremy Jozwik https://www.artstation.com/zeuxis_of_...
Justin Dixon
Katie Byrne
Ken York Ken York of YD Visual   / ydvisual  
Mafic Studios
Mike Munt (Apogii)
Rapid Thrash
Sergio Botero https://www.artstation.com/sboterod?f... Eagley
Stephen Huck
Steve Bowers
Udo Schroeter

Music Courtesy of Epidemic Sound http://epidemicsound.com/creator