Nasa beeld van de dag.

In Tandem

In this second spacewalk for the STS-126 mission, astronauts Heidemarie Stefanyshyn-Piper (left) and Shane Kimbrough continued the process of removing debris and applying lubrication around the starboard Solar Alpha Rotary Joint (SARJ), replaced four more of the SARJ's 12 trundle bearing assemblies, relocated two equipment carts and applied lubrication to the station's robotic Canadarm2.

Image Credit: NASA

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