Earth Imaging Journal: Remote Sensing, Satellite Images, Satellite Imagery
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October 4, 2016

Swarm Satellites Measure Earth’s Magnetism and Electricity

In 2013, the European Space Agency (ESA) launched a trio of Swarm satellites to monitor Earth’s magnetic field. According to a research paper published in Science Advances on Sept. 30, 2016, the satellites were able to measure a faint magnetic field created by oceans that led to discoveries about Earth’s electrical nature.