The bright, red star Betelgeuse in the constellation Orion has shown some unexpected behavior. In late 2019 and 2020 it became fainter than we had ever seen it--at least in records going back more than a century. Briefly it became fainter (just about) than Bellatrix, the third brightest star of Orion. This event became known as the "great dimming."
Betelgeuse is continuing to behave mysteriously--here's what would happen if it exploded
Phys.org - 12 Jun 2023 19:57
The bright, red star Betelgeuse in the constellation Orion has shown some unexpected behavior. In late 2019 and 2020 it became fainter than we had ever seen it--at least in records going back more than a century. Briefly it became fainter (just about) than Bellatrix, the third brightest star of Orion. This event became known as the "great dimming."
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