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/de/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
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Discovers over 2,400 Cepheid variable stars and created her period-luminosity theory (1 Jan 1902 Jahr – 28 Apr 1904 Jahr)
Zugefügt zum Band der Zeit:
Henrietta Leavitt
By
Shawn Cunning
2 Okt 2018
0
0
494
Datum:
1 Jan 1902 Jahr
28 Apr 1904 Jahr
~ 2 years and 3 months
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