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Betelgeuse Is Disturbed By Its Companion Star

Betelgeuse has a close-orbiting companion that disturbs the red supergiant into an egg-like shape. New observations show how the two stars interact and how this could help explain the varying brightness of Betelgeuse.

Betelgeuse Is Disturbed By Its Companion Star

We haven't written up this one. Universe Today has the full story — the link below goes straight to it.

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