History
Williamina Fleming and the Pickering Computers
Hired as Edward Pickering's housekeeper in 1879, Williamina Fleming became, by 1898, the curator of astronomical photographs at Harvard and a discoverer of the Horsehead Nebula.
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History
Hired as Edward Pickering's housekeeper in 1879, Williamina Fleming became, by 1898, the curator of astronomical photographs at Harvard and a discoverer of the Horsehead Nebula.
History
Between 1911 and 1924, working from glass plates at the Harvard College Observatory, Annie Jump Cannon classified the spectra of roughly 350,000 stars. The system she settled on is still used.