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NASA's Mission To Take First Full Images Of Earth's Magnetic Field Launches This MonthNASA is sending an exciting mission to the Moon on board a commercial ... in the solar wind interact with our planet's magnetic field. This happens at the edge of the magnetosphere.
It took 250 years for the Laschamps reversal to take place and it stayed in the unusual orientation for about 440 years. At most, Earth's magnetic field may have remained at 25 percent of its current ...
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