EPISODE · Dec 5, 2025 · 10 MIN
If Earth Became a Spaceship
from What If: Science, Theory, and Possibilities · host What If
Imagine the Sun is about to explode or a planet-destroying asteroid is approaching. Or maybe you want to take Earth for a joy ride around the Universe. Buckle up as we explore piloting Spaceship Earth out of our Solar System. What would it take to free our planet from the Sun’s gravity? Which innovative ideas would be the most efficient? And why would we need to nearly destroy everything on Earth to make this work? Get a free What If Top 10 book when you sign up for our newsletter. Transcript and sources: here. Questions or concerns? Contact us. Get our 100 best episodes in one mind-blowing book. Join this channel to get access to perks: here. Check out our other channels: How to Survive, Aperture, Crazy Creatures, Your Body On, Origins of Food, Versus, WTF Did I Just Watch. Watch more what-if scenarios: Planet Earth, The Cosmos, Technology, Your Body, Humanity. T-shirts and merch: here. Suggest an episode: here. Newsletter: here. What If elsewhere: Instagram, Discord, Twitter, Facebook, What If in Spanish, What If in Mandarin, Podcast. Produced with love by Underknown in Toronto: here. Contact us. 00:00: Turning Earth into a Spaceship01:00: Spaceship Earth02:10: Chemical Rockets03:08: Fusion Rockets04:03: Ion Engines04:54: Solar Sails06:17: Gravitational Slingshot #Earth #spaceship #solarsystem #gravity #innovation #Sun #planet #rocket #solarsails #gravitationalslingshot #spaceshipEarth See show notes: https://inlet.fm/what-if-science-theories-possibilities/episodes/681d8601e64c4b83e7e5171b Learn more about your ad choices. Visit podcastchoices.com/adchoices
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If Earth Became a Spaceship
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