The Unknown Alien Technosignature and the Random Transit Star

An exploration of the notion of alien technosignatures we might see, but could have never predicted beforehand and the updated story of the random transit star HD 139139.

My Patreon Page:

www.patreon.com/johnmichaelgodier

My Event Horizon Channel:

youtube.com/eventhorizonshow

Papers:

"Breakthrough Listen Follow-up of the Random Transiter (EPIC 249706694/HD 139139) with the Green Bank Telescope", Brzycki et. al, 2019

arxiv.org/abs/1910.03711

"What is transiting HD 139139 ?", Schneider, 2019

arxiv.org/pdf/1910.02846

"The Random Transiter -- EPIC 249706694/HD 139139", Rappaport et al, 2019

arxiv.org/abs/1906.11268

"No random transits in CHEOPS observations of HD 139139", Alonso et al, 2023

arxiv.org/abs/2310.10332


Music:

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

Source: chriszabriskie.com/cylinders/

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

Source: chriszabriskie.com/cylinders/


Dark Fog by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. creativecommons.org/licenses/by/4.0/

Impending Boom by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. creativecommons.org/licenses/by/4.0/