Aurora Borealis California 2024. Warnings about another severe geomagnetic storm set off by eruptions on the sun meant that the aurora borealis — the scientific name for the dazzling lights. Aurora can often be observed somewhere on earth from just after sunset or just before sunrise.
The aurora borealis was caused by a strong geomagnetic storm that hit the earth this weekend and was visible across the country and throughout california. 1, 2024 10:31 am pt.