NASA / SCIENCE PHOTO LIBRARY NASA / SCIENCE PHOTO LIBRARY
ISS astronauts preparing for a space walk (extravehicular activity, EVA) in the Quest Airlock on the International Space Station (ISS). Jerry L Ross (centre) is aiding Steven L Smith (left) and Rex J Walheim in their preparations for the EVA. Both Walheim and Smith are wearing extravehicular mobility unit (EMU) space suits. This was just before the third scheduled space walk during Space Shuttle mission STS-110. This lasted from 8th-19th April 2002, and continued the construction of the ISS. Photographed on 14th April 2002.
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