Spacewalk Photos: NASA Astronauts Replace Dead Space Station Computer (April 23, 2014)

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By Space.com Staff
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Expedition 39 Spacewalkers US EVA 26

NASA (via Flickr as NASA: 2Explore)

NASA astronauts Rick Mastracchio and Steve Swanson spacewalked outside the International Space Station on April 23, 2014. Image released April 15, 2014. [See full story.]

Multiplexer Demultiplexer on ISS S0 Truss

NASA (via Flickr as NASA: 2Explore)

Graphic showing location of Multiplexer Demultiplexers on ISS S0 Truss. Image released April 17, 2014. [See full story.]

Multiplexer-Demultiplexer of the International Space Station

NASA (via Flickr as NASA: 2Explore)

Graphic depicting the Multiplexer-Demultiplexer of the International Space Station. Image released April 17, 2014. [See full story.]

ISS Program Status and Spacewalk Preview Briefing

NASA (via Flickr as NASA: 2Explore)

From left, PAO Moderator Dan Huot; Brian Smith, International Space Station flight director; and Glenda Brown, lead spacewalk officer participate in the ISS Program Status and Spacewalk Preview Briefing. Image released April 18, 2014. [See full story.]

Glenda Brown

NASA (via Flickr as NASA: 2Explore)

Glenda Brown, lead spacewalk officer, shows a demonstration of the multiplexer/demultiplexer hat will be replaced during an Expedition 39 spacewalk. Image released April 18, 2014. [See full story.]

ISS Program Status and Spacewalk Preview Briefing #2

NASA (via Flickr as NASA: 2Explore)

Glenda Brown, lead spacewalk officer, shows a demonstration of the multiplexer/demultiplexer that will be replaced during an Expedition 39 spacewalk. Image released April 18, 2014. [See full story.]

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Space.com Staff
Space.com Staff
News and editorial team

Space.com is the premier source of space exploration, innovation and astronomy news, chronicling (and celebrating) humanity's ongoing expansion across the final frontier. Originally founded in 1999, Space.com is, and always has been, the passion of writers and editors who are space fans and also trained journalists. Our current news team consists of Editor-in-Chief Tariq Malik; Editor Hanneke Weitering, Senior Space Writer Mike Wall; Senior Writer Meghan Bartels; Senior Writer Chelsea Gohd, Senior Writer Tereza Pultarova and Staff Writer Alexander Cox, focusing on e-commerce. Senior Producer Steve Spaleta oversees our space videos, with Diana Whitcroft as our Social Media Editor.