Spurtnik 1 (4 out 1957 ano – 4 jan 1958 ano)
Descrição:
85 kilograms (187-pound) metal sphere the size of the Beach Ball/Basket Ball & 29,000 kilometers per hour (18,000 miles per hour) for three months. Spurnik had traveled 70 million kilometers (43.5 millon miles) around the planet.
Adicionado na linha do tempo:
Data:
4 out 1957 ano
4 jan 1958 ano
~ 3 months and 2 days