markmccaughrean, 17 days ago @AstroMikeHudson Exactly – the magnetic North Pole is in Canada, so the auroral circle is asymmetrically displaced towards North America. On the other hand, all of the 48 contiguous states of the US lie south of all of the UK, so … 🤷♂️🙂
@AstroMikeHudson Exactly – the magnetic North Pole is in Canada, so the auroral circle is asymmetrically displaced towards North America. On the other hand, all of the 48 contiguous states of the US lie south of all of the UK, so … 🤷♂️🙂