EPISODE · Jun 5, 2026 · 32 MIN
What is Planet Nine? with Harvard's Amir Siraj
from John Michael Godier's Event Horizon · host John Michael Godier
The mystery of planet nine deepens as a new theory from Amir Siraj and Avi Loeb of Harvard attempts to explain what exactly might be hiding in the oort cloud. A primordial black hole? Or. The suns lost twin? Was the Sun a binary twin and is that twin our planet nine?The Case for an Early Solar Binary Companionhttps://arxiv.org/pdf/2007.10339.pdfAmir Siraj website and twitter:https://scholar.harvard.edu/siraj@TheAmirSirajWant to support the channel?Patreon: https://www.patreon.com/EventHorizonShowFollow us at other places!Website: https://www.eventhorizonshow.com/@jmgeventhorizonMusic featured on Event Horizonhttps://stellardrone.bandcamp.com/https://migueljohnson.bandcamp.com/https://leerosevere.bandcamp.com/https://aeriumambient.bandcamp.com/FOOTAGE:NASAESA/HubbleESO - M.KornmesserESO - L.CalcadaESO - Jose Francisco Salgado (josefrancisco.org)NAOJUniversity of WarwickGoddard Visualization StudioLangley Research CenterPixabay
What this episode covers
The mystery of planet nine deepens as a new theory from Amir Siraj and Avi Loeb of Harvard attempts to explain what exactly might be hiding in the oort cloud. A primordial black hole? Or. The suns lost twin? Was the Sun a binary twin and is that twin our planet nine?The Case for an Early Solar Binary Companionhttps://arxiv.org/pdf/2007.10339.pdfAmir Siraj website and twitter:https://scholar.harvard.edu/siraj@TheAmirSirajWant to support the channel?Patreon: https://www.patreon.com/EventHorizonShowFollow us at other places!Website: https://www.eventhorizonshow.com/@jmgeventhorizonMusic featured on Event Horizonhttps://stellardrone.bandcamp.com/https://migueljohnson.bandcamp.com/https://leerosevere.bandcamp.com/https://aeriumambient.bandcamp.com/FOOTAGE:NASAESA/HubbleESO - M.KornmesserESO - L.CalcadaESO - Jose Francisco Salgado (josefrancisco.org)NAOJUniversity of WarwickGoddard Visualization StudioLangley Research CenterPixabay
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What is Planet Nine? with Harvard's Amir Siraj
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