Hubble Reveals Betelgeuse’s Hidden Companion and Its Impact
TL;DR Summary
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-news#astronomy#betelgeuse#companion-star#hubble-space-telescope#red-supergiant#stellar-wake
- Betelgeuse has a hidden companion and Hubble just caught its wake ScienceDaily
- NASA Hubble Helps Detect ‘Wake’ of Betelgeuse’s Elusive Companion Star NASA Science (.gov)
- Betelgeuse’s buddy leaves a wake in the giant star’s atmosphere Science News
- Astronomers May Have Unlocked the Reason for Betelgeuse’s Bizarre Dimming Scientific American
- Betelgeuse Is Definitely Not Alone, 8-Year Study Confirms ScienceAlert
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