Station Tour: Harmony, Tranquility, Unity

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1 year ago
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Science Space NASA International Space Station Space Station Tour Harmony Module Tranquility Module Unity Module ISS Astronauts Space Exploration

Expedition 33 Commander Suni Williams starts off her tour of the International Space Station with a look at its nodes -- Harmony, Tranquility and Unity -- which include the crew's sleeping quarters and hygiene station.

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