Astronomers Confirm Betelgeuse's Hidden Binary Companion
TL;DR Summary
Astronomers have for the first time directly observed a close stellar companion to Betelgeuse using advanced imaging techniques, solving a long-standing mystery about its periodic brightness variations and revealing that Betelgeuse may eventually cannibalize this smaller star within the next 10,000 years.
- Astronomers crack 1,000-year-old Betelgeuse mystery with 1st-ever sighting of secret companion (photo, video) Space
- Betelgeuse’s companion star revealed in new images Science News
- It's Official: Betelgeuse Has a Binary 'Twin', And It's Already Doomed ScienceAlert
- Mystery of star’s twinkle solved after hundreds of years The Telegraph
- It Looks Like We’ve Found Betel-Buddy, Betelgeuse’s Suspected Companion Star IFLScience
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