7,000-Kilometer Gravity Anomaly Detected By NASA Over The Atlantic. It Came With A "Geomagnetic Jerk".
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7,000-Kilometer Gravity Anomaly Detected By NASA Over The Atlantic. It Came With A "Geomagnetic Jerk".

NASA's GRACE satellite detected a large gravity anomaly over the Atlantic Ocean. Meanwhile, Earth-based observatories saw a rapid shift in the planet's geomagnetic field.