Astronaut Don Pettit Upgrades Robonaut

ISS030-E-135119 (13 March 2012) --- In the International Space Station’s Destiny laboratory, NASA astronaut Don Pettit, Expedition 30 flight engineer, replaces the cover on an arm of Robonaut 2 after an upgrade to its systems. A heat sink was installed into both of the robot’s forearms to allow it to better dissipate heat and run for longer periods of time.