Scientists measure Earth's first global electric field successfully

phys.org August 28, 2024, 08:00 PM UTC

An international team of scientists has measured Earth's first global electric field, known as the ambipolar electric field, using data from NASA's Endurance mission. Launched on May 11, 2022, the rocket reached 477 miles altitude, confirming the field's strength at 0.55 volts. This field influences atmospheric escape and the ionosphere, potentially affecting other planets with atmospheres, such as Venus and Mars.


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