Phrases with «auroral oval»

The phrase "auroral oval" refers to a ring-shaped area around the Earth's polar regions where the northern lights (auroras) are most likely to occur. It's like a halo of colorful lights that can be seen in the sky when charged particles from the Sun interact with the Earth's magnetic field. Full definition

oval (parent phrase)
auroral (parent phrase)

auroral oval

Sentences with «auroral oval»

Nearly circular bands, called auroral ovals, surround both poles of our planet. (scientificamerican.com)
Earth's full North Polar auroral oval, in an image taken in ultraviolet light by the U.S. Polar spacecraft over northern Canada, April 6, 1996. (britannica.com)
Normally, the main region for this impressive display is the «auroral oval», which lies at around 65 - 70 degrees north or south of the equator, encircling the polar caps. (sciencedaily.com)
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Phrases with «auroral oval»

Sentences with «auroral oval»

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