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 Express Aurora Borealis Express The Aurora Borealis Express is an overnight express train operating between Helsinki, Finland, and Kolari in Lapland. Sleeping births are available on the train, and a restaurant car serves evening meals and breakfast. The train operates via Tampere and Oulu, with stops at both cities. The service is bi-directional, with a corresponding train operating southwards over the same route. The total route is a little over 600 miles, and the journey lasts for 13 hours. A typical train formation consists of nine sleeping cars, three seating lounge cars, and a restaurant car. Motor cars can be booked