This is a narrated animation previewing the steps and activities to be performed by the International Space Station astronauts during the battery replacement spacewalk on Jan. 6.
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Alexei Leonov, world’s first spacewalker, dies
Legendary cosmonaut Alexei Leonov, the first human to walk in space — an experience that almost killed him — and later the commander of the Russian Soyuz spacecraft that docked with a NASA Apollo capsule, symbolizing a historic thaw in the Cold War, has died after a long illness, the Russian space agency confirmed Friday. He was 85.

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