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Aurora

An aurora (pl. aurorae or auroras) is a natural light display in Earth's upper atmosphere caused by charged particles from the Sun colliding with atoms in the atmosphere. These collisions excite oxygen and nitrogen, which then emit light of different colours such as green, red, and purple. When observed in high-latitude regions they are called polar…

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Overview

Etymology

Characterisation

Causes

Interaction of the solar wind with Earth

Extraterrestrial auroras

Historically significant events

Historical views and folklore

In popular culture

Multimedia

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Map overview Semantic statistics

Aurora

Nodes267
Edges266
Triples351
Avg. degree1.99
Density0.007491
Components1

How this topic connects Entity context

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Aurora

Top relations

related to Further reading · 84
Aurora → Akasofu, Alaska Geographic Series, Alaska Press, Alt URLSavage, Alv, American Geophysical Union, April, Archived, Aurora Borealis, Aurora Polaris, Auroras, Bengt, Berlin Heidelberg, Bibcode, Brief History, Candace Sherk, Carlson, Charles, Chian, Chree
related to Multimedia · 35
Aurora → Amazing, April, Archived, August, Aurora Australis, Aurora Borealis, Aurora Photo Gallery, Auroras, December, DocumentaryVideo, Eastern Norway, Finnish Lapland, Full-Sky Aurora, Geomagnetic Storm, Ground-Level View, Iceland, ISS Timelapse, Night, Northern, Northern Light
related to Historically significant events · 30
Aurora → American Journal, August, Australia, Balfour Stewart, Between, Boston, Carrington, Carrington Event, Elias Loomis, EST, Europe, Friday, GMT, Great Auroral Exhibition, Hodgson, In, It, Japan, Japanese, Kew Observatory
related to Colours and wavelengths of auroral light · 19
Aurora → As, At, Blue, Both, Green, Infrared, Jupiter, Mars, N2, Other, Red, Saturn, Scarlet, STEVE, The, Ultraviolet, White, White/continuum, Yellow
related to Historical views and folklore · 18
Aurora → An, Bamboo Annals, BC, China, Cro-Magnon, Elder, Greek, He, It, Natural History, Naturales Quaestiones, Ostia, Pliny, Pytheas, Seneca, Spain, The, Tiberius
has cause · 16
Aurora → Acceleration, As, Both, Earth, Earth's, Geomagnetic, In, It, Occasionally, Once, Particle, Such, The, These, This, Ultimately
related to External links · 15
Aurora → Best Aurora, Current, Europe, Forecasting, IcelandAurora Borealis, Live Northern Lights, March, Northern Lights, Northern Lights LatitudeAurora Service, November, Official MET, Online Converter, Predicting Archived, The Northwest Territories, Wayback MachineSolar Terrestrial Data
related to Ionosphere · 14
Aurora → An, Armstrong, Birkeland, Bright, Due, Electric, Hall, In, Ionospheric, Kristian Birkeland, Schield, The, Winter, Zmuda
related to Changes with time · 12
Aurora → At, Auroras, Changes, Earth, International Geophysical Year, Later, Over, Sun, The, They, This, Until
related to Etymology · 11
Aurora → Auster, Boreas, English, France, Galileo Galilei, Gassendi, Greco-Roman, Pierre Gassendi, Roman, Sun, The

Important terminology Word statistics

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Important terminology

auroras field atmosphere auroral magnetic solar wind electrons magnetosphere also particles earth geomagnetic lines observed earth's red light plasma oxygen

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Aurorais auncountable noun0.90text
Aurorais aglow from a radium mine0.90text
greeninstance ofwhich then emit light of different colours0.80text
redinstance ofwhich then emit light of different colours0.80text
and purpleinstance ofwhich then emit light of different colours0.80text
Alaskainstance ofThe aurora borealis is visible from areas around the Arctic0.80text
Canadainstance ofThe aurora borealis is visible from areas around the Arctic0.80text
Icelandinstance ofThe aurora borealis is visible from areas around the Arctic0.80text
Greenlandinstance ofThe aurora borealis is visible from areas around the Arctic0.80text
the Faroe Islandsinstance ofThe aurora borealis is visible from areas around the Arctic0.80text
Scandinaviainstance ofThe aurora borealis is visible from areas around the Arctic0.80text
Finlandinstance ofThe aurora borealis is visible from areas around the Arctic0.80text

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