Belka and Strelka were dogs that spent a day in space aboard Korabl-Sputnik 2, launched on 19 August 1960, before safely returning to Earth. They were the first higher living organisms to survive an o

Korabl-Sputnik 2, also known as Sputnik 5 in the West, was a Soviet artificial satellite, and the third test flight of the Vostok spacecraft. It was the first spaceflight to send animals into orbit an