Interstellar civilizations home to hundreds of peacefully cooperating alien species are a common theme in science fiction, but are such civilizations likely or would we instead see conquest and xenocide?

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Credits:
Alien Civilizations: Multi-Species Empires
Science & Futurism with Isaac Arthur
Episode 337a, April 10 2022
Written, Produced & Narrated by Isaac Arthur

Editors:
David McFarlane

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

Music by:
Martin Rezny, "Lifelight"
Denny Schneidemesser, "Bridge Ambience"
Stellardrone, "A Moment of Stillness"
Aerium, "Fifth Star of Aldebaran"
Miguel Johnson, "Strange New World"

Multi-Species Empires

One day humanity might journey to new worlds and settle them, or discover life already on them, but first we'll have to find those exoplanets under aliens suns.

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Credits:
Surveying for Habitable Interstellar Star Systems
Science & Futurism with Isaac Arthur
Episode 343, May 19, 2022
Written, Produced & Narrated by Isaac Arthur

Editors:
Andrew Nelson
Curt Hartung
David McFarlane

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

Graphics:
Jeremy Jozwik https://www.artstation.com/zeuxis_of_losdiajana
Sergio Botero https://www.artstation.com/sboterod?fref=gc
Udo Schroeter

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

Surveying For Habitable Interstellar Star Systems (Narration Only)

Many don't realize that most of our satellites and space stations aren't intended to be far from Earth, but rather, as close as we can get them and still maintain a stable orbit. How much lower can we go in the future?

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Credits:
Dark Sky Stations, Stratospheric Satellites, and Ultra Low Orbit Infrastructure
Science & Futurism with Isaac Arthur
Episode 344, May 26, 2022
Written, Produced & Narrated by Isaac Arthur

Editors:
David McFarlane

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

Graphics:
Ervin Oprea
Fishy Tree
Jarred Eagley
Jeremy Jozwik https://www.artstation.com/zeuxis_of_losdiajana
Katie Byrne
Ken York https://www.facebook.com/YDVisual/
Sam McNamara of Rapid Thrash
Sergio Botero https://www.artstation.com/sboterod?fref=gc
Stephen Huck
Udo Schroeter

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

Dark Sky Stations, Stratospheric Satellites, and Ultra Low Orbit Infrastructure

The Silurian Hypothesis contemplates how long the ruins of a civilization would be detectable, on Earth or even other worlds, and if we could ever know if a world had once been inhabited by a technological civilization. 

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Credits:
The Silurian Hypothesis: What Traces of Humanity will be Left 50 Million Years from Now?
Science & Futurism with Isaac Arthur
Episode 346a, June 12, 2022
Written, Produced & Narrated by Isaac Arthur

Editors:
David McFarlane

Graphics:
Darth Biomech
Jarred Eagley

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

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

The Silurian Hypothesis: What Traces Of Humanity Will Be Left in 50 Million Years (Narration Only)

We continue our discussion of surveying for habitable exoplanets by touring our possible option for interstellar probes, dumb and smart, flyby and protracted orbital.
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Credits:
Interstellar Probes
Science & Futurism with Isaac Arthur
Episode 347, June 16, 2022
Written, Produced & Narrated by Isaac Arthur

Editors:
David McFarlane
Keith Blockus
Sig'Unnr

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

Graphics by: 
Jeremy Jozwik
Rapid Thrash
Sergio Botero
Udo Schroeter

Music Courtesy of 
Stellardrone, https://stellardrone.bandcamp.com
"Red Giant", "Billions and Billions", "Cosmic Sunrise", "The Night Sky in Motion"
Miguel Johnson, https://soundcloud.com/migueljohnsonmjmusic
"Expedtion" & "So Many Stars"

Interstellar Probes

Isaac Arthur

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