Earth Generates A Mysterious Magnetic Wave Every 7 years

Name: Earth Generates A Mysterious Magnetic Wave Every 7 years
Uploaded: 2025-10-17T21:01:42+00:00
Duration: 2 min 17 s
Channel: Space.com
Description: ESA’s Swarm satellite mission has discovered a mysterious magnetic wave that "oscillates every seven years and propagates westward at up to 1500 kilometers (932 mi.) a year."<br /><br />Credit: ESA

Space.com

ESA’s Swarm satellite mission has discovered a mysterious magnetic wave that "oscillates every seven years and propagates westward at up to 1500 kilometers (932 mi.) a year."  Credit: ESA

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