Tuesday, April 11th, 2017

Swarm Satellites Help Scientists Understand Earth’s Magnetic Field

Earth’s magnetic field is like a huge cocoon, protecting the planet from cosmic radiation and charged particles found in solar wind. European Space Agency (ESA) Swarm satellites are recording details about one of the most difficult to observe layers of Earth’s magnetic field—as well as the magnetic history imprinted on Earth’s crust. Most of Earth’s