Behold aurora borealis alaska live wallpaper on your android screen. download this aurora borealis alaska live wallpaper for your android phone now. an aurora from the latin word aurora, sunrise or the roman goddess of dawn is a natural light display in the sky particularly in the high latitude (arctic and antarctic) regions or alaska travel, caused by the collision of energetic charged particles with atoms in the high altitude atmosphere (thermosphere). the charged particles originate in the magnetosphere and solar wind and, on earth, are directed by the earth’s magnetic field into the atmosphere.
most aurorae occur in a band known as the auroral zone, which is typically 3° to 6° in latitudinal extent and at all local times or longitudes. the auroral zone is typically 10° to 20° from the magnetic pole defined by the axis of the earth’s magnetic dipole. during a geomagnetic storm, the auroral zone expands to lower latitudes in ice glacier. live wallpaper aurora, northern lights wallpaper. this is indeed dancing light app. aurorae are classified as diffuse or discrete. the diffuse aurora borealis wildlife is a featureless glow in the sky that may not be visible to the naked eye, even on a dark night.
it defines the extent of the auroral zone. the discrete aurorae are sharply defined features within the diffuse aurora that vary in brightness from just barely visible to the naked eye, to bright enough to read a newspaper by at night. discrete aurorae are usually seen in only the night sky, because they are not as bright as the sunlit sky. aurorae occasionally occur poleward of the auroral zone as diffuse patches or arcs (polar cap arcs), which are generally invisible to the naked eye. polar, eye in sky, revontulet, borealis, phenomenon in northern latitudes, the effect is known as the aurora borealis (or the northern lights), named after the roman goddess of dawn, aurora, and the greek name for the north wind, boreas, by pierre gassendi in 1621. retina wallpapers. get this wallpaper aurora and wallpaper now.
auroras seen near the magnetic pole may be high overhead, but from farther away, they illuminate the northern horizon as a greenish glow or sometimes a faint red, as if the sun were rising from an unusual direction. discrete aurorae often display magnetic field lines or curtain-like structures, and can change within seconds or glow unchanging for hours, most often in fluorescent green. the aurora borealis most often occurs near the equinoctes.
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- Date Uploaded: January 1, 2019
- Category: elements, inspiration, landscape, lwcr, nature, photography, travel
- Tags: Aurora Borealis Pictures Iceland, Aurora Borealis Wallpaper Android, Aurora Borealis Wallpaper Tumblr, Aurora Borealis Winter Wallpaper, Aurora Live Wallpaper Download, Winter Aurora Wallpaper