What If: Science, Theory, and Possibilities episodes
What If You Lived Through a Galactic Collision with Milkdromeda?

What If You Lived Through a Galactic Collision with Milkdromeda?

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Something colossal is on the brink for our galaxy. The Milky Way and its neighboring galaxy, Andromeda, are on a direct collision course, like two gigantic galaxy-sized trains sharing a track. An epic cosmic collision is imminent, occurring soon in terms of galactic timescales.


Ever wondered what would actually happen? Explore our biggest What If scenarios and go deeper with the What If community.


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Produced by Underknown: underknown.com

#galaxy, #space, #science, #universe, #Andromeda, #Milky Way, #collision, #Milkdromeda, #galactic collision, #cosmic


Timeline

00:00:What Happens When Our Galaxy Collides with Andromeda?

03:42:Why Galaxies Don't Necessarily Collide

07:54:Signs of an Approaching Star System

09:57:Disruption of the Oort Cloud and Kuiper Belt

11:32:Impact on Solar System Stability and Earth's Orbit

14:14:Consequences of a Close Planetary Flyby

18:55:Worst-Case Scenario: Direct Planetary Collision

22:01:Alternative Dangers: Passing Stars or Black Holes

23:04:Survival and the Formation of 'Milkdromeda'