Science & Futurism with Isaac Arthur cover image

Refueling Our Sun: Holding Back Eternity

Science & Futurism with Isaac Arthur

00:00

How to Import Hydrogen to a White Dwarf

You could potentially set this up in a binary system with sufficient megastructures. If its white dwarf version was about half its current mass, it should be able to take a thousand Jupiter's before exploding. But it's not the sort of thing you want to have happen in your backyard. Instead you would be manually feeding in hydrogen at a steady rate. And they are neat options for arriving dead stars, but let's get to keeping our sun alive.

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