Aurora Borealis: What Causes the Northern Lights & Where to See Them - Deepstash

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Aurora Borealis: What Causes the Northern Lights & Where to See Them

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The northern lights, or aurora borealis

The magnetic fields of the sun distort and twist as the Earth rotates on its axis. When these fields become knotted together, they create sunspots. Usually, these sunspots occur in pairs.

As the temperature on the surface of the sun rises and falls, the sun boils and bubbles. Particles esc...

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Auroras also occur on planets such as Jupiter, Saturn, Uranus, and Neptune. These gas giants have thick atmospheres and strong magnetic fields. These auroras are a little different from Earth's as they are formed under different conditions.

Venus has an aurora generated by its magnetotail....

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Northern lights occur roughly every eleven years. Record-keeping of the sun's activity began in 1749. Since then, there have been 22 full cycles.

Particles ejected from the sun travel 93 million miles toward Earth before they are drawn toward the magnetic north and south poles. As the par...

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The colours of a aurora boralis are pink, green, yellow, blue, violet, and occasionally orange and white.

  • When the particles mix with oxygen, yellow and green are produced.
  • When the particles interact with nitrogen, red, violet, and blue colours are produce...

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The best places to see the northern lights are Alaska and northern Canada, Norway, Sweden, and Finland. During periods of particularly active solar flares, the lights can be seen in Scotland and northern England.

Winter is usually the best time to see the northern lights, due to lower leve...

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