Swarm Satellite Data Shows South Atlantic Magnetic Anomaly Expanding Rapidly
Using 11 years of magnetic field measurements from the European Space Agency's Swarm satellite constellation, scientists have discovered that the weak region in Earth's magnetic field over the South…
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For billions of years, Earth’s magnetic field may have been doing something unexpected: helping guide particles stripped from our upper atmosphere across the 385,000 kilometres to the Moon, where they became trapped in lunar soil — a 2025 finding that add
For most of the space age, Earth’s magnetic field has been described as a shield. It deflects much of the charged material streaming from th
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