After Decades of Searching, Astronomers Finally Spot Betelgeuse’s Elusive Companion Star

Gemini North telescope in Hawai‘i uncovers hidden companion to Betelgeuse, shedding light on ancient stellar mystery. Using the ‘Alopeke instrument on the Gemini North telescope—funded by NASA and the U.S. National Science Foundation—astronomers have identified a companion star in a very close orbit around Betelgeuse. This breakthrough, achieved through the International Gemini Observatory (operated by […]

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