WATCH OUT FOR STEVE: Northern spring is less than a week away. That means hot ribbons of plasma are starting to flow in Earth's magnetosphere. High-latitude sky watchers are seeing the purple phenomenon, called "STEVE", from their backyards now. Full story and observing tips @ Spaceweather.com.
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Above: STEVE over Glacier View, Alaska, on March 12, 2021. Photo credit: Fred Hirschmann. Browse the STEVE Photo Gallery for more examples.
