Above: An outburst of auroras over Tromsø, Norway, on Oct. 7, 2019, photographed by Markus Varik. Browse:https://spaceweather.us11.list-manage.com/track/click?u=0c5fce34d5ca05f64a13d085d&id=89d32ff636&e=f489dffb77 (https://spaceweather.us11.list-manage.com/track/click?u=0c5fce34d5ca05f64a13d085d&id=89d32ff636&e=f489dffb77)
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