Cosmos:elementary | Earth is similar to a dead star. But how? @Cosmos_elementary | Uploaded July 2021 | Updated October 2024, 2 hours ago.
What does Earth have in common with white dwarfs?

Sources
arxiv.org/pdf/2104.14607.pdf
phys.org/news/2021-04-mechanism-huge-white-dwarf-magnetic.html
https://astronomy.swin.edu.au/cosmos/Z/Zeeman+effect
https://news.mit.edu/2010/explained-dynamo-0325
geomag.nrcan.gc.ca/mag_fld/fld-en.php
newscientist.com/lastword/mg24232311-500-core-subject-how-does-earths-magnetic-field-arise
physics.aps.org/story/v5/st20
http://adsabs.harvard.edu/full/1991QJRAS..32...69G