33
/es/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
October 1, 2025
Create a timeline
Public Timelines
For education
For educational institutions
For teachers
For students
Cabinet
For educational institutions
For teachers
For students
Open cabinet
FAQ
Obtener premium
Close
Create a timeline
Public timelines
Library
FAQ
About & Feedback
Acuerdo
Privacidad
Biblioteca
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
editar
Descargar
Export
Crear una copia
Premium
Insertar en el Sitio Web
Share
The Glass Universe
Category:
Otro
Actualizado:
29 ene 2018
Pickering's Women Astronomers and the Harvard College Observatory
0
0
522
Autores
Created by
Steve Danford
Attachments
Comments
The Space Age
By
Steve Danford
8 ene 2018
0
0
845
History of the Earth and Moon
By
Steve Danford
8 ene 2018
0
0
622
Eventos
HD Catalog Published
HD takes first stellar spectrum
HD graduates medical school
Shapley Harvard Observatory Director
Leavitt, Cannon arrive at Harvard
Spectral Classification (Maury, Fleming, Cannon)
Payne arrives at Harvard
Períodos
Henry Draper 1837-1882
WWI
Edward Pickering 1846-1919
Harlow Shapley 1885-1972
Antonia Maury 1866-1952
Cecelia Payne 1900-1979
Henrietta Leavitt 1868-1921
Annie Jump Cannon 1863-1941
Williamina Fleming 1857-1911
SILENT SKY (~1900-1918)
About & Feedback
Acuerdo
Privacidad
Biblioteca
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
Comments