Alien Beacons

Astronomers have been looking for signs of extraterrestrial signals for decades, and not yet found any. Today we will examine the notion of Interstellar Beacons and ask just how far away you can be heard if you want to be.

Visit our Website:
Support us on Patreon:
SFIA Merchandise available:

Social Media:
Facebook Group:
Twitter: on Twitter and RT our future content.

Listen or Download the audio of this episode from Soundcloud: Alien Beacons Audio-only version:
Alien Beacons Narration-only version:

Credits & Notes:
Alien Beacons
Season 4, Episode 17

Isaac Arthur

Darius Said
Edward Nardella
Keith Blockus
Jerry Guern
Mark Warburton
Sigmund Kopperud

Isaac Arthur

Cover Artist
Jakub Grygier

Graphics Team:
Jarred Eagley
Jeremy Jozwik
Justin Dixon
Luuk Warringa
Nick Nieuwoudt
Sergio Botero:

Isaac Arthur

Music Manager:
Luca De Rosa – [email protected]

Markus Junnikkala, “Mobilize The Fleets”
Aerium, “2 Drowned Holodecks”
Denny Schneidemesser, “Echoes”
Miguel Johnson, “Alone in the Dark”
Dan Macleod, “The End”
Markus Junnikkala,
“They Muddy the Water”
Aerium, “Parks”
Denny Schneidemesser, “Acervus Vastatio”

Flattr this!