29
/it/
it
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
500799
42656
2
Creare
Public Timelines
Biblioteca
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
4 ottob 1957 anni - Sputnik
Descrizione:
The first artificial Earth satellite, It was a 58 cm diameter polished metal sphere, with four external radio antennas to broadcast radio pulses.
Aggiunto al nastro di tempo:
4 gen 2018
0
0
188
New timeline
Data:
4 ottob 1957 anni
Adesso
~ 66 years ago
Immagini: