jeudi, octobre 29, 2020
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The red giant star Betelgeuse is closer than we thought —...

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Betelgeuse is one of the best-known stars in the night sky, as well as the easiest to find. New examinations of this behemoth star suggest it is both smaller — and closer — than astronomers believed. This red giant star will, one day, explode as a supernova. However, it is challenging to determine when the …

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