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Research at the Center for Astrophysics | Harvard & Smithsonian covers the full spectrum of astrophysics, from atomic physics to the Big Bang. In concert with the joint missions of our parent institutions, Harvard University and the Smithsonian Institution, we consider it our duty to share that research openly, furthering humanity's understanding of the universe. Contact nadia.whitehead@cfa.harvard.edu for media inquiries.

Mystery Solved: Dust Cloud Led to Betelgeuse's 'Great Dimming'

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Cambridge, MA - When Betelgeuse, a bright orange star in the constellation of Orion, lost more than two-thirds of its brightness in late 2019 and early 2020, astronomers were puzzled.

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