How Old Could the First Alien Civilizations Be?

How Old Could the First Alien Civilizations Be?




An exploration of how old the first alien civilizations could be, or how early in the history of the universe were planets possible.

My Patreon Page:

https://www.patreon.com/johnmichaelgodier

My Event Horizon Channel:

https://www.youtube.com/eventhorizonshow

Music:

Cylinder Five by Chris Zabriskie is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/

Source: https://chriszabriskie.com/cylinders/

Cylinder Eight by Chris Zabriskie is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/

Source: https://chriszabriskie.com/cylinders/

Source

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