Astronaut Rick Linnehan, STS-123 mission specialist, stands on the end of the Canadarm2 during a seven-hour spacewalk on March 14, 2008. Linnehan worked to help install the "hands" of the Canadian-built Dextre robot. Credit: NASA
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Astronaut Rick Linnehan, STS-123 mission specialist, stands on the end of the Canadarm2 during a seven-hour spacewalk on March 14, 2008. Linnehan worked to help install the "hands" of the Canadian-built Dextre robot. Credit: NASA |
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