Can We Extend The Sun’s Lifetime?

Can We Extend The Sun’s Lifetime?

Could humanity actually keep the Sun burning longer? We explore the wild idea of “starlifting” to extend our star’s life by billions of years. Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website:...

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The Worst Place To Build A Space Colony

The Worst Place To Build A Space Colony

From Venus’s crushing heat to black holes’ cosmic spaghetti makers, we explore the absolute worst places to build a space colony — and how extreme engineering could still make them livable. Even the deadliest real estate in the cosmos can become prime property with...

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How Hard Would It Be to Terraform Venus?

How Hard Would It Be to Terraform Venus?

Everyone talks about terraforming Mars, but Venus might be the real prize. Discover the surprising ways we could cool, reshape, and colonize this hostile world. Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on...

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The O’Neill Cylinder Space Habitat: Islands In The Sky

The O’Neill Cylinder Space Habitat: Islands In The Sky

What if humanity’s future isn’t on Earth—or even other planets—but in colossal artificial worlds built in space? In this episode, we explore the O’Neill Cylinder, a visionary space habitat that could house millions, serve as interstellar arks, and transform the cosmos...

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High-Gravity Worlds: The Planets That Crush You

High-Gravity Worlds: The Planets That Crush You

Could we survive on a world where even lifting a coffee cup is a struggle? Discover how high-gravity planets shape life, technology, and the future of space colonization. From immense super-Earths to black holes, we examine the worlds where gravity rules all. Watch my...

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Mass Drivers vs Rockets

Mass Drivers vs Rockets

Rockets and mass drivers each promise to launch humanity into space—but which approach will take us further, faster, smarter, and cheaper? Watch my exclusive video The Fermi Paradox: Air https://nebula.tv/videos/isaacarthur-the-fermi-paradox-air Get Nebula using my...

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