Aurora Borealis seen from Denmark. It started out green, then turned vial orange to red at maximum intensity.

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Size: 3300px × 2075px
Location: Egetoftevej, Sønderborg, Danmark
Photo credit: © Kim Christensen / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: astronomy, aurora, barrow, borealis, cme, colors, colours, coronal, curtain, discharge, ejection, electron, field, green, heaven, heavens, ionized, lights, magic, magnetic, mass, night, nitrogen, northern, oxygen, red, science, silhouette, sky, solar, tree, tumulus, wind