33
/fr/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
5529455
520666
2
Public Timelines
FAQ

1 oct. 1935 - David Dunlap Observatory

Description:

this was the first canada telescope and what it discovered was the first evidence of black holes.

Ajouté au bande de temps:

Date:

1 oct. 1935
Maintenaint
~ Il y a 90 ans