Science & Futurism with Isaac Arthur cover image

Making a Magnetosphere for Mars

Science & Futurism with Isaac Arthur

00:00

Having a Dome in Orbitor Space Is a Good Idea

The inner van allen belt is more radiation saturated than the outer, and we guess you could do 71 days minimally shielded in that before hitting lethal radiation. That's a long time to be fixing your magnetic shields or bolting extra armor onto your facility. You may opt for permanent magnets or electromagnets. The problem with an electromagnet is that it stops making a magnetic field when you cut off the orhowever, solar power works really well in space where there is no cloudy days. It also allows us to generate huge magnetic fields around a planet and its orbital space to deflect solar wind away by running a lot of charged particles or electricity around in a contained loop.

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