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) of the north, "The Icebergs" (1861), the intact ship highlights Hayes' achievement in navigating this space, as well as the state of the nation in navigating the contentious historical moment. Presenting the ship's safe passage through the dark Arctic environment, Church suggested optimism for the future; a tiny light shines out from the ship's window. Charles Millard describes Church's paintings as "large in scale and size, sharply horizontal in format" and "dramatic in subject, but yielding in execution, and tend[ing] to exploit both value contrast and continuous tonal transition." Church's works, including "Aurora Borealis," were completed using small touches of