Expedition 39 Spacewalkers US EVA 26
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
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
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
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
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
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.]