Aurora auroras is that an as-yet-undetected body around the dwarf star is throwing off material, as is the case with Jupiter and its moon Io. [[Category:Space plasmas]] [[Category:Arctic geography terminology]] [[Category:Atmospheric optical phenomena]] [[Category:Earth phenomena]] [[Category:Electrical phenomena]] [[Category:Light sources]] [[Category:Plasma physics]] [[Category:Planetary science]] [[Category:Sources of electromagnetic interference]] [[Category:Articles containing video clips]] Aurora An aurora (plural: auroras or aurorae), sometimes referred to as polar lights, northern lights (aurora borealis) or southern lights (aurora australis), is a natural light display in the Earth's sky, predominantly seen in the high-latitude regions (around the Arctic and Antarctic). Auroras are produced when the magnetosphere is sufficiently
Aurora Borealis (painting) pigment built together through thin applications, leaving the viewer unaware of fracture between strokes. These works are also built around the tones of "ochre, brown, gray going to blue or green, and green" at the expense of the full value of color. Completed in New York that winter, "Aurora Borealis" was exhibited publicly in London in 1865 as a triumvirate with two paintings by Church of Ecuadoran volcanoes: "Cotopaxi" (his 1862 painting of an eruption) and "Chimborazo" (his 1864 reprise of the dormant mountain that had been the subject of his 1858 masterwork "Heart of the Andes"). Created at the