Betelgeuse’s buddy leaves a wake in the giant star’s atmosphere
SMRTR summary
Astronomers have discovered the strongest evidence yet for Betelgeuse's companion star by detecting a wake it creates while orbiting through the red supergiant's atmosphere. Using eight years of Hubble telescope data, researchers found specific light patterns that reveal gas trailing behind the sun-sized companion as it moves around Betelgeuse, finally confirming the mysterious object's existence.
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