Gemini North Telescope Discovers Stellar Companion of Betelgeuse
By
layer8
The bagel they save for the regulars. Don't skim, savour.
Summary
Astronomers using the Gemini North telescope in Hawai‘i discovered a previously unseen companion star orbiting Betelgeuse, solving a long-standing mystery about the star's brightness variations.
Key quotes
· 2 pulled"A team of astronomers discovered a companion star orbiting Betelgeuse in an extremely close orbit."
"This discovery sheds light on the physical mechanisms behind the variability of other red supergiant stars."
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