The Interstellar Visitor You Should Hope Never Arrives

From the creator

What if Earth were hit by an antimatter meteor? In this video, we’re exploring a terrifying hypothetical scenario. Could a meteor made of antimatter exist? And would Earth survive an impact? ▀▀▀▀▀▀ 0:00 What Is Antimatter? 4:06 Antimatter Stars 7:10 Antimatter Meteors 8:07 Earth Collision 12:17 Would We Survive? 14:47 Should We Be Worried? 16:29 Tunguska Event ▀▀▀▀▀▀ To stay on top of space news, sign up to the Astrum newsletter: https://astrumspace.kit.com Astrum Displate Posters: https://displate.com/artist/astrumspace?art=5f04759ac338b Astrum Merch: https://astrum-shop.fourthwall.com/ Join us on the Astrum discord: https://discord.gg/TKw8Hpvtv8 A huge thanks to our Patreons who help make these videos possible. Sign-up here to support the channel: https://bit.ly/4aiJZNF ▀▀▀▀▀▀ Astrum Podcast on Spotify: https://open.spotify.com/show/6jPRrbq3o3dpvBb173ZTKi?si=a90d3efe3b704c83 Astrum Earth: https://youtube.com/@AstrumEarth Astrum Extra: https://www.youtube.com/@astrumextra Astrum Spanish: https://www.youtube.com/@astrumespanol Astrum Portuguese: https://www.youtube.com/channel/UChn_-OwvV63mr1yeUGvH-BQ ▀▀▀▀▀▀ References: “What and Where Is Antimatter?”, via cms.cern https://astrumspace.info/antimatter “The Matter-Antimatter Asymmetry Problem”, via home.cern https://astrumspace.info/matterasymmetry “Stars Made of Antimatter”, via scientificamerican.com https://astrumspace.info/antimatterstars “Constraints on the Antistar Fraction in the Solar System

Published 2026-03-18 · Watch on YouTube ↗
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