The First Animals in Space

Before any person traveled to space, animals went first. Scientists needed to know if living things could survive a rocket launch and the conditions of space. Fruit flies were the first animals to reach space in 1947. After that, monkeys, dogs, and even a cat made the journey.

Early Animal Flights

In 1947, the United States sent fruit flies into space on a rocket. They came back alive! In 1949, a monkey named Albert II reached space but did not survive the landing. The Soviet Union sent many dogs into space during the 1950s. These brave animal pioneers helped scientists learn what space would do to a living body.

What Scientists Learned

By studying animals in space, scientists learned that living things could survive the launch, weightlessness, and radiation. They checked the animals' hearts, breathing, and behavior. This information helped make space safe enough for human astronauts. Today, animals like mice and fish still go to space for science experiments.

Fun Facts

• Fruit flies were the first animals in space, launched by the United States in 1947.
• Two dogs named Belka and Strelka were the first animals to orbit Earth and return safely in 1960.
• Spiders, jellyfish, and even tardigrades have traveled to space.

Did You Know?

In 1963, France sent a cat named Felicette into space. She flew about 100 miles high and returned safely, making her the first cat in space.