A new model uncovers how Earth’s liquid core has sustained its magnetic field since the planet’s beginnings, offering new insights into its future. Earth benefits from the presence of a magnetic field ...
Magnetic fields in the halo of the Milky Way have a toroidal structure, extending in the radius range of 6000 light-year to 50,000 light-year from the Galaxy center. The Sun is at about 30,000 ...