Before Humans Walked on the Moon, Animals Rocketed into Space

Fifty years ago, two American astronauts became the first humans to walk on the Moon. But before humans had left Earth, animal astronauts blazed a trail into space. VOA’s Kerry Hensley has more.
Originally published at – https://morigin.voanews.eu/a/before-humans-walked-on-the-moon-animals-rocketed-into-space/5007987.html