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Sarah Greenstreet
Astronomer at the NSF NOIRLab and the University of Washington who led the study discovering the fastest-spinning large asteroid and discussed early Rubin Observatory findings.
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Jan 10, 2026
• 13min
NOIR Lab - Fast Spinning Asteroids From the Rubin Observatory
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In this episode, Dr. Sarah Greenstreet, a tenure-track assistant astronomer at NSF NOIRLab and an expert in orbital dynamics, delves into the exciting discoveries made by the Rubin Observatory. She discusses the unexpected findings of nearly 1,900 new asteroids, including 19 that rotate exceptionally fast. Sarah explains how the observatory's cutting-edge technology allows for such rapid and deep sky surveys. Plus, she shares insights on how these discoveries are set to revolutionize our understanding of the Solar System’s small bodies.
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