Earth's Magnetic Field

What NASA Is Learning from the Biggest Geomagnetic Storm in 20 Years – NASA Science

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What NASA Is Learning from the Biggest Geomagnetic Storm in 20 Years – NASA Science

One year on, NASA scientists are still making huge discoveries about the largest geomagnetic storm to hit Earth in two decades, the Gannon storm. The findings are helping us better understand and prepare for the ways in which the Sun’s activity can affect us. On May 10, 2024, the first G5 or “severe” geomagnetic storm … Read more

NASA’s Record-Shattering, Theory-Breaking MMS Mission Turns 10 – NASA Science

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NASA’s Record-Shattering, Theory-Breaking MMS Mission Turns 10 – NASA Science

Since its launch on March 12, 2015, NASA’s MMS, or Magnetospheric Multiscale, mission has been rewriting our understanding of a key physical process that is important across the universe, from black holes to the Sun to Earth’s protective magnetic field. This process, called magnetic reconnection, occurs when magnetic field lines tangle and explosively realign, flinging … Read more