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This is Scientific American's 60-Second Space. I'm Chris Crockett. Got a minute?

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Imagine if your living room zoomed from a comfy 70 degrees to 3,000.

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In less time than it usually takes to boil an egg.

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Well, a star did the equivalent,

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it went from 5,000 degrees Fahrenheit to 30,000 degrees in less than three minutes.

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And got 15 times brighter in the process.

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Sixteen light-years away, the star WX Ursa Majoris is what's called a "flare star."

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It's usually a red dwarf: cooler, fainter and smaller than the sun.

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But every so often, it goes wild.

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Why certain stars flare remains a mystery.

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But astronomers think it starts with a disruption in the star's magnetic field.

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Parts of the field twist, break and reconnect.

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As they do, energy gets pumped into the star's atmosphere, and the candle becomes a searchlight.

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The observations are in the journal Astrophysics.

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WX orbits another, bigger star.

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Astronomers are watching to see if that neighbor is an instigator.

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Should future flares sync to the stars' orbits, we'll gain insights into flare stars and on how binary stars affect one another.

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The research should shed some light.

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Thanks for the minute, for Scientific American's 60-Second Space. I'm Chris Crockett.

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