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Hubble Reveals Betelgeuse’s Hidden Companion and Its Impact

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Source: ScienceDaily
Hubble Reveals Betelgeuse’s Hidden Companion and Its Impact
Photo: ScienceDaily
TL;DR

Astronomers have confirmed that Betelgeuse has a hidden companion star, Siwarha, which creates a dense gas wake as it moves through the star's atmosphere, explaining long-standing variability and behavior changes in this red supergiant, with future observations planned for 2027.

Topics:top-newsastronomy#astronomy#betelgeuse#companion-star#hubble-space-telescope#red-supergiant#stellar-wake
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  1. Betelgeuse has a hidden companion and Hubble just caught its wake  ScienceDaily
  2. NASA Hubble Helps Detect ‘Wake’ of Betelgeuse’s Elusive Companion Star  NASA Science (.gov)
  3. Betelgeuse’s buddy leaves a wake in the giant star’s atmosphere  Science News
  4. Astronomers May Have Unlocked the Reason for Betelgeuse’s Bizarre Dimming  Scientific American
  5. Betelgeuse Is Definitely Not Alone, 8-Year Study Confirms  ScienceAlert

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