An interdisciplinary team centered around a Jena astrophysicist utilized observations from antiquity to prove that Betelgeuse--the bright red giant star in the upper left of the constellation Orion--was yellow-orange some 2,000 years ago.
An interdisciplinary team centered around a Jena astrophysicist utilized observations from antiquity to prove that Betelgeuse--the bright red giant star in the upper left of the constellation Orion--was yellow-orange some 2,000 years ago.
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