Moments That Moved Us on Instagram: "This video tells the remarkable story of Belka and Strelka — the first dogs to orbit the Earth and return safely on August 19, 1960. Their successful spaceflight became a breakthrough for humanity, proving that living beings could survive in orbit and paving the way for human space travel. But their story didn’t end after landing. Belka and Strelka became symbols of scientific progress, toured exhibitions, and lived long, peaceful lives surrounded by scientis