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The conclusion of a century-long quest 😲

Our VLT obtained firm evidence that Betelgeuse, a red supergiant star in the Orion constellation and one of the most famous stars in the night sky, is not alone!

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📷 ESO/M. Montargès et al. Background: N. Rissinger (skysurvey.org)

#astrodon #astronomy #astrophysics #space #science

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ESO · 1w
The brightness of Betelgeuse changes periodically. For decades astronomers had suspected that some of these variations could be due to a companion star orbiting around it. Now, the VLT has captured the clearest image ever of Betelgeuse B, a faint star orbiting Betelgeuse. 2/4 📷 ESO/M. Montarg...
AkaSci 🛰️ · 1w
nostr:nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpqs02wx4rf6hxdnx3gpa37xyspwc3zl4nh5l87w56fp8cy57ehq8mscdlvcc "The image in the middle inset in this image was taken in January 2019 with the SPHERE instrument at ESO’s VLT, and shows Betelgeuse itself. The image in the inset on the left was ta...