Sputnik was 23 inches in diameter and was about the size of a basketball.
Sputnik 1 and Sputnik 2 were artificial satellites that traveled around the Earth. People thought that Sputnik 1 was spying on them, but all it did was transmit a simple tracking signal for 3 weeks.
Laika was sent into space aboard Sputnik 2.
Sputnik 2 was a Russian satellite that was launched into orbit. It carried a dog and crashed into Earthâ??s atmosphere.
Laika was the passenger on Sputnik II.
Sputnik was 23 inches in diameter and was about the size of a basketball.
the 2 in Sputnik 2 means it is the second to be built.
Sputnik-2
The dog, Laika, died due to temperature increase.
Sputnik 1 and Sputnik 2 were artificial satellites that traveled around the Earth. People thought that Sputnik 1 was spying on them, but all it did was transmit a simple tracking signal for 3 weeks.
Sputnik 2 was a solid object which was conical is shape. Solid objects do not have perimeters.
Sputnik 2 has been in space for sixty (60) days.
Laika was sent into space aboard Sputnik 2.
They were unmanned, although Sputnik 2 carried a dog into space.
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Sputnik 1 only housed some electronics, while Sputnik 2 held a dog called Laika.
Russia