Sputnik I (4 oct. 1957 – 4 déc. 1957)
Description:
The Soviet Union launches the first successful satellite into space. Less than a month later they launched a second satellite with a dog named Laika on board. She was put to sleep 7 days after launch to avoid her suffocating when the oxygen ran out.Ajouté au bande de temps:
Date:
4 oct. 1957
4 déc. 1957
~ 2 months
