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/it/
it
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
February 29, 2020
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26 dic 1911 anni - Hubble started measuring the Doppler shift of spectral lines from spiral nebulae

Descrizione:

https://www.atnf.csiro.au/outreach/education/senior/cosmicengine/hubble.html

Aggiunto al nastro di tempo:

3 mesi fa
0
0
23
Theories Timeline Assignment
Yr10 Science

Data:

26 dic 1911 anni
Adesso
~ 108 years ago
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