>One great idea I heard to make mars more habitable in general is creating a large magnetic field at a Lagrange point between mars and the sun. A sort of "radia

>One great idea I heard to make mars more habitable in general is creating a large magnetic field at a Lagrange point between mars and the sun. A sort of "radiation sunshade" That sounds like it would be massive, or actually maybe not, like a shadow getting bigger the farther it is away from light. What about the Mars-based idea, that massive wire that wraps around Mars I think.