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Posts tagged as “red supergiant”

When Our Cosmic Neighbor Betelgeuse Goes Supernova, Will It Threaten All Life On Earth?

Betelgeuse, an 8.5 million-year-old bright reddish star located in the Orion constellation, has been fainting, or getting dimmer, for some time now. Up until recently, the fading has been somewhat steady, but earlier this month scientists detected a dramatic change which prompted them to believe the red giant may be…