The emission of light when charged particles from the solar wind, caused by magnetic storms on the sun, slam into and excite atoms and molecules in the Earth's upper atmosphere
The common name for Aurora Borealis, aurora seen in the Northern Hemisphere.
Another name for auroras that appear in the Northern Hemisphere.
Common name for Aurora Borealis; 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 colours.
Also known as the Aurora Borealis. These are high altitude, many-colored, flashing luminosity, visible in night skies of polar and sometimes temperate zones. These lights often are the inspirations for artists' work.
an older name for the polar aurora.