This Week @NASA: Space Station Spacewalk

Outside the International Space Station, Expedition 36 Flight Engineers Chris Cassidy of NASA and Luca Parmitano of the European Space Agency conducted a 6-hour, 7-minute spacewalk July 9 to replace a communications receiver, relocate grapple bars for future spacewalks and install cables for a future Russian laboratory module.

The spacewalk was the fifth for Cassidy and the first for Parmitano, who became the first Italian astronaut to walk in space. Also, Curiosity Rover Update, Mars 2020 Report, Target NEO 2 Workshop, Green Propellant, Bolden at Goddard, Rocket Engine Injector Tested, Game Changing Cryo Fuel Tank, The Solar System's Tail and more.

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