The first astronauts to enter a polar orbit chose the obvious animal to serve as their zero-g indicator: a plush polar bear. The doll also has an emperor penguin embroidered on its chest.

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Cosmonaut Yuri Lonchakov carried a small plush polar bear that was a gift from ... Credit: SpaceX The Fram2 polar bear with its penguin embroidery will fly with the mission's four astronauts ...