AuroraA faint visual phenomenon associated with geomagnetic activity,
which occurs mainly in the high-latitude night sky; typical
auroras are 100 to 250 km above the groundAurora AustralisSame as Aurora Borealis, but in the Southern Hemisphere. Also known as the southern lights; the luminous, radiant emission from the upper atmosphere over middle and
high latitudes, and centred around the earth's magnetic poles. These silent fireworks are often seen on clear
winter nights in a variety of shapes and colors.Aurora BorealisAlso known as the northern lights; the luminous, radiant emission from the upper atmosphere over middle and high latitudes, and centred around the earth's magnetic poles. These silent fireworks are often seen on clear winter nights in a variety of shapes and colors.Auroral OvalIn solar-terrestrial terms, an oval band around each geomagnetic pole which is the locus
of structured aurorae
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