An ESCAPADE to Mars, on the cheap
Planetary Radio: Space Exploration, Astronomy and Science
00:00
Mars's Global Magnetic Field Probably Didn't Come Back Again
A global magnetic field is able to essentially protect much of the atmosphere from being lost via ion escape processes. If mars had a global magnetic field, such as we do on earth, it can absorb a lot more energy from the solar wind. And so there's still some work to be done in understanding the precise time line of the martian amglob global magnetic field. But i'd like to correct a potential misunderstanding that i believe exists in popular culture about the role that mars's global magnetic field played in protecting its early atmosphere.
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