Robert McNees on Nostr: Astronomer Henrietta Swan Leavitt was born #OTD in 1868. She established the ...
Astronomer Henrietta Swan Leavitt was born #OTD in 1868.
She established the period-luminosity relation for Cepheid variable stars, an essential tool for understanding the scale of our Universe. It's one of the most important results in all of astronomy.
Image: Harvard-Smithsonian Center for Astrophysics
Published at
2024-08-04 16:59:24Event JSON
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