Expedition 20 commander Gennady Padalka (upper right) smiles as he welcomes a beaming Robert Thirsk, Canada's first long-duration astronaut, aboard the station during its boost to 6-person operations on May 29, 2009. Credit: NASA TV.
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Expedition 20 commander Gennady Padalka (upper right) smiles as he welcomes a beaming Robert Thirsk, Canada's first long-duration astronaut, aboard the station during its boost to 6-person operations on May 29, 2009. Credit: NASA TV. |
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