Uncovering Mystery Of Dimming Star Betelgeuse – A Dust Cloud May Be Responsible

Artist’s impression of the red supergiant star Betelgeuse. Credit: Credit: NASA, ESA, and E. Wheatley (STScI).

New observations by the NASA/ESA Hubble Space Telescope suggest that the unexpected dimming of the supergiant star Betelgeuse was most likely caused by an immense amount of hot material ejected into space, forming a dust cloud that blocked starlight coming from Betelgeuse’s surface.

Betelgeuse is an aging, red supergiant star that has swelled in size as a result of complex, evolving changes in the nuclear fusion processes in its core. The star is so large that if it replaced the Sun at the center of our Solar System, its outer surface would extend past the orbit of Jupiter. 

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Source: https://www.messagetoeagle.com/uncovering-mystery-of-dimming-star-betelgeuse-a-dust-cloud-may-be-responsible/