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
Borealis (band) Borealis (band) Borealis is a Canadian power/progressive metal band from Orangeville, Ontario. Their music features soaring vocals, a focus on guitar riffs, as well as a bass-heavy backing rhythm. Their sound is likened to the more melodic realms of power metal, however, with each album they have introduced progressive elements to the mix. They are known for performing in an outstanding manner live; their first album was recorded in light of a well received opening performance for Sonata Arctica. In an interview, the band explained the origin of their name: "we were all hanging out one night and the northern