As a result, aurora hunters really only have up to a few hours advanced notice to decide whether venturing outside is worthwhile or not. Can we expect more auroras soon? At the time of writing, the sunspot region responsible for the recent display is still spitting out X-class flares and...
And this is what’s happening when we’re seeing an aurora. Now let’s jump ahead to the early 1970s and a discovery made using a device called a coronagraph. A coronagraph attaches to a telescope and acts like a disk that blocks out the Sun… it creates an artificial solar eclipse, ...