This supports recent hypotheses in the last couple weeks that the dimming is from expelled dust. https://arstechnica.com/science/2020/02/new-image-shows-betelge

This supports recent hypotheses in the last couple weeks that the dimming is from expelled dust. https://arstechnica.com/science/2020/02/new-image-shows-betelgeuse-isnt-dimming-evenly/ https://arstechnica.com/science/2020/02/new-image-shows-bete...