Robert McNees on Nostr: Astronomer Helen Sawyer Hogg was born #OTD in 1905. She was an authority on variable ...
Astronomer Helen Sawyer Hogg was born #OTD in 1905. She was an authority on variable stars and globular clusters, and a pioneer of communicating science to the public.
Image: University of Toronto, Department of Astronomy and Astrophysics
Published at
2024-08-01 16:10:15Event JSON
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