On This Day In Space: Nov. 3, 1957: Laika the dog launches with Sputnik 2

On Nov. 3, 1957, a Soviet space dog named Laika became the first animal to orbit Earth. See how it happened in our On This Day In Space series.

On This Day In Space: Nov. 3, 1957: Laika the dog launches with Sputnik 2
On Nov. 3, 1957, a Soviet space dog named Laika became the first animal to orbit Earth. See how it happened in our On This Day In Space series.