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Expedition 24 Spacewalks to Replace Failed Ammonia Pump
08.18.10
ISS024-E-011608 -- Expedition 24 Flight Engineer Tracy Caldwell Dyson
ISS024-E-011608 (7 Aug. 2010) --- Attired in her Extravehicular Mobility Unit (EMU) spacesuit, NASA astronaut Tracy Caldwell Dyson, Expedition 24 flight engineer, prepares to exit the Quest airlock of the International Space Station to begin the first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.

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ISS024-E-011513 -- Expedition 24 crew members › View high resolution
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ISS024-E-011513 (7 Aug. 2010) --- NASA astronauts Doug Wheelock (right front), Shannon Walker (left front) and Tracy Caldwell Dyson; along with Russian cosmonaut Fyodor Yurchikhin, all Expedition 24 flight engineers, pose for a photo in the Quest airlock of the International Space Station during preparations for Wheelock’s and Caldwell Dyson’s first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.


ISS024-E-011537 -- Expedition 24 Flight Engineers Doug Wheelock and Fyodor Yurchikhin › View high resolution
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ISS024-E-011537 (7 Aug. 2010) --- NASA astronaut Doug Wheelock (right), attired in his Extravehicular Mobility Unit (EMU) spacesuit, and Russian cosmonaut Fyodor Yurchikhin, both Expedition 24 flight engineers, pose for a photo in the Quest airlock of the International Space Station during preparations for the first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.


ISS024-E-011561 -- Expedition 24 Flight Engineer Tracy Caldwell Dyson › View high resolution
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ISS024-E-011561 (7 Aug. 2010) --- NASA astronaut Tracy Caldwell Dyson, Expedition 24 flight engineer, dons her Extravehicular Mobility Unit (EMU) spacesuit in the Quest airlock of the International Space Station in preparation for the first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.


ISS024-E-011584 -- Expedition 24 Flight Engineer Doug Wheelock › View high resolution
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ISS024-E-011584 (7 Aug. 2010) --- NASA astronaut Doug Wheelock, Expedition 24 flight engineer, attired in his Extravehicular Mobility Unit (EMU) spacesuit, is pictured in the Quest airlock of the International Space Station prior to the start of the first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.


ISS024-E-011600 -- NASA astronauts Doug Wheelock and Tracy Caldwell Dyson › View high resolution
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ISS024-E-011600 (7 Aug. 2010) --- Attired in their Extravehicular Mobility Unit (EMU) spacesuits, NASA astronauts Doug Wheelock and Tracy Caldwell Dyson (bottom), both Expedition 24 flight engineers, prepare to exit the Quest airlock of the International Space Station to begin the first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.


ISS024-E-011606 -- NASA astronaut Tracy Caldwell Dyson › View high resolution
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ISS024-E-011606 (7 Aug. 2010) --- Attired in her Extravehicular Mobility Unit (EMU) spacesuit, NASA astronaut Tracy Caldwell Dyson, Expedition 24 flight engineer, prepares to exit the Quest airlock of the International Space Station to begin the first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.


ISS024-E-011609 -- NASA astronaut Tracy Caldwell Dyson › View high resolution
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ISS024-E-011609 (7 Aug. 2010) --- Attired in her Extravehicular Mobility Unit (EMU) spacesuit, NASA astronaut Tracy Caldwell Dyson, Expedition 24 flight engineer, prepares to exit the Quest airlock of the International Space Station to begin the first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.


ISS024-E-011613 -- NASA astronaut Shannon Walker › View high resolution
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ISS024-E-011613 (7 Aug. 2010) --- NASA astronaut Shannon Walker, Expedition 24 flight engineer, uses a computer near a robotic workstation in the Destiny laboratory of the International Space Station.


ISS024-E-011616 -- NASA astronaut Shannon Walker › View high resolution
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ISS024-E-011616 (7 Aug. 2010) --- NASA astronaut Shannon Walker, Expedition 24 flight engineer, is pictured near a robotic workstation in the Destiny laboratory of the International Space Station.


ISS024-E-011619 -- Russian cosmonaut Alexander Skvortsov and NASA astronaut Shannon Walker › View high resolution
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ISS024-E-011619 (7 Aug. 2010) --- Russian cosmonaut Alexander Skvortsov, Expedition 24 commander; and NASA astronaut Shannon Walker, flight engineer, are pictured near a robotic workstation in the Destiny laboratory of the International Space Station.


ISS024-E-011634 -- NASA astronaut Tracy Caldwell Dyson › View high resolution
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ISS024-E-011634 (7 Aug. 2010) --- Attired in her Extravehicular Mobility Unit (EMU) spacesuit, NASA astronaut Tracy Caldwell Dyson, Expedition 24 flight engineer, is pictured in the Quest airlock of the International Space Station as the first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31 draws to a close.


ISS024-E-011637 -- NASA astronaut Tracy Caldwell Dyson › View high resolution
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ISS024-E-011637 (7 Aug. 2010) --- Attired in her Extravehicular Mobility Unit (EMU) spacesuit, NASA astronaut Tracy Caldwell Dyson, Expedition 24 flight engineer, is pictured in the Quest airlock of the International Space Station as the first of three planned spacewalks to remove and replace an ammonia pump module that failed July 31 draws to a close.


ISS024-E-011667 -- NASA astronaut Doug Wheelock › View high resolution
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ISS024-E-011667 (11 Aug. 2010) --- NASA astronaut Doug Wheelock, Expedition 24 flight engineer, attired in his Extravehicular Mobility Unit (EMU) spacesuit, is pictured in the Quest airlock of the International Space Station during preparations for the second of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.


ISS024-E-011668 -- NASA Astronaut Tracy Caldwell Dyson › View high resolution
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ISS024-E-011668 (11 Aug. 2010) --- NASA astronaut Tracy Caldwell Dyson, Expedition 24 flight engineer, attired in her Extravehicular Mobility Unit (EMU) spacesuit, is pictured in the Quest airlock of the International Space Station during preparations for the second of three planned spacewalks to remove and replace an ammonia pump module that failed July 31.


ISS024-E-011673 -- NASA astronaut Tracy Caldwell Dyson › View high resolution
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ISS024-E-011673 (11 Aug. 2010) --- NASA astronaut Tracy Caldwell Dyson, Expedition 24 flight engineer, attired in her Extravehicular Mobility Unit (EMU) spacesuit, is pictured in the Quest airlock of the International Space Station as the second of three planned spacewalks to remove and replace an ammonia pump module that failed July 31 draws to a close. NASA astronaut Shannon Walker and Russian cosmonaut Fyodor Yurchikhin, both flight engineers, assist Caldwell Dyson with the doffing of her spacesuit.


ISS024-E-011676 -- NASA astronaut Doug Wheelock › View high resolution
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ISS024-E-011676 (11 Aug. 2010) --- NASA astronaut Doug Wheelock, Expedition 24 flight engineer, attired in his Extravehicular Mobility Unit (EMU) spacesuit, is pictured in the Quest airlock of the International Space Station as the second of three planned spacewalks to remove and replace an ammonia pump module that failed July 31 draws to a close.


ISS024-E-011678 -- NASA astronaut Doug Wheelock › View high resolution
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ISS024-E-011678 (11 Aug. 2010) --- NASA astronaut Doug Wheelock, Expedition 24 flight engineer, attired in his Extravehicular Mobility Unit (EMU) spacesuit, is pictured in the Quest airlock of the International Space Station as the second of three planned spacewalks to remove and replace an ammonia pump module that failed July 31 draws to a close.


ISS024-E-011996 -- NASA astronaut Tracy Caldwell Dyson › View high resolution
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ISS024-E-011996 (16 Aug. 2010) --- NASA astronaut Tracy Caldwell Dyson, Expedition 24 flight engineer, attired in her Extravehicular Mobility Unit (EMU) spacesuit, is pictured in the Quest airlock of the International Space Station as the final of three planned spacewalks to remove and replace an ammonia pump module that failed July 31 draws to a close.


ISS024-E-012010 -- NASA astronaut Doug Wheelock › View high resolution
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ISS024-E-012010 (16 Aug. 2010) --- NASA astronaut Doug Wheelock, Expedition 24 flight engineer, attired in his Extravehicular Mobility Unit (EMU) spacesuit, is pictured in the Quest airlock of the International Space Station as the final of three planned spacewalks to remove and replace an ammonia pump module that failed July 31 draws to a close.


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