Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
aurora .
Etymologies
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Examples
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The light shows, called aurorae, are produced when electrically charged particles race along the planet's magnetic field and into the upper atmosphere where they excite atmospheric gases, causing them to glow.
PhysOrg.com - latest science and technology news stories 2010
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The light shows, called aurorae, are produced when electrically charged particles race along the planet's magnetic field and into the upper atmosphere where they excite atmospheric gases, causing them to glow.
PhysOrg.com - latest science and technology news stories 2010
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The orbit sweeps over the poles to provide our first clear views of those regions and their spectacular displays of aurorae.
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And how does its intense magnetic field shape its environment, including the aurorae and those lethal radiation belts?
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At first glance the light show of Saturn's aurorae appears symmetric at the two poles.
Hubble Captures Double Aurorae Light Show on Saturn | Universe Today 2010
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Since Saturn is only in this position every 15 years or so, this favorable orientation has allowed a sustained study of the two beautiful and dynamic aurorae.
Hubble Captures Double Aurorae Light Show on Saturn | Universe Today 2010
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Charged particles ejected by flares can cause aurorae when they reach the Earth a few days later.
The Sun - Granulation Bente Lilja Bye 2008
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The movie they created from the data, collected over several days during January and March 2009, has aided astronomers studying both Saturn's northern and southern aurorae.
Hubble Captures Double Aurorae Light Show on Saturn | Universe Today 2010
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However, analysing the new data in greater detail, astronomers have discovered some subtle differences between the northern and southern aurorae, which reveal important information about Saturn's magnetic field.
Hubble Captures Double Aurorae Light Show on Saturn | Universe Today 2010
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Hubble's view of Saturn with a double view of its fluttering aurorae.
Hubble Captures Double Aurorae Light Show on Saturn | Universe Today 2010
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