Did Betelgeuse Go Supernova 2024. They claim that betelgeuse is currently undergoing carbon burning, suggesting it could explode as a supernova in less than a century from now. But in 2023, a new groundbreaking research, titled.

Betelgeuse, a red supergiant in the constellation of orion, abruptly darkened in late 2019, early 2020. Today, astronomers know that betelgeuse varies in brightness because it’s a dying, red supergiant star with a diameter some 700 times larger than our sun.