https://answersingenesis.org/astronomy/stars/polaris-brief-history-of-current-north-star/
https://www.livescience.com/63282-rogue-brown-dwarf-auroras-magnetic-field.html
https://www.harrowsmithmag.com/45486/big-bear-polaris-and-finding-true-north#:~:text=Polaris%20has%20been%20within%203,will%20never%20quite%20make%20it.