Astronauts Install Robotic Arm on Station
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The two space station astronauts left their orbiting home in the hands of ground controllers Wednesday and floated outside to install an experimental robotic arm and inspect vents that might be causing air-supply equipment breakdowns.
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The astronauts moved a module that will serve as a connection point for two new laboratories for the station to a temporary location on the side of the station.
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Two spacewalking astronauts added a new  piece to the metal backbone of the International Space Station  on Tuesday, clearing the way for a critical power rewiring  later this week.
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Astronauts aboard the shuttle Discovery planned a spacewalk on Tuesday to install the sixth of 11 segments in the International Space Station's girder-like backbone.
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Two astronauts went spacewalking on  Tuesday to hook up a solar power unit after it was installed on  the International Space Station in the first addition to the  space complex in nearly four years.
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Astronauts entered a newly delivered International Space Station module for the first time Saturday as their colleagues prepared for a second spacewalk of the mission.
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The two-man crew aboard the International Space Station successfully completed a 5 1/2-hour spacewalk Wednesday to set up a robotics experiment and help engineers fix a problem with the station's oxygen generator.
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Astronauts hunkered down in an airlock ready for the second space walk of NASA's latest shuttle mission on Sunday, to install more hardware on an orbiting station hundreds of miles above Earth.
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CAPE CANAVERAL, Fla. - Leaving their orbiting outpost unmanned, the international space station's two astronauts floated outside on a spacewalk Friday and plugged in new antennas and replaced a worn-out piece of cooling equipment...
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CAPE CANAVERAL, Florida  - Two U.S. astronauts replaced a broken motor on one of the International Space Station's solar wings during a spacewalk on Wednesday, clearing the way for more modules to be added to the outpost.
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Astronauts using a robot arm scanned the space shuttle Discovery's heat shield for damage on Wednesday as the orbiter headed toward a rendezvous with the International Space Station.
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Two astronauts went spacewalking on   Tuesday to hook up a solar power unit after it was installed on   the International Space Station in the first addition to the   space complex in nearly four years.
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By Mike Schneider  Astronauts guided into place and bolted down a 2-ton addition to the international space station Tuesday, making the first of three difficult spacewalks during space shuttle Discovery's stay at the orbiting lab.  U.S.
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CAPE CANAVERAL, Florida  - Two astronauts left the International Space Station on Sunday to finish hooking up a new cooling system that will pave the way for installation of European and Japanese modules beginning this year.
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Using their ship's robotic arm, astronauts aboard the space shuttle Atlantis handed over the first big addition to the international space station in more than 3 1/2 years Monday and now will conduct three spacewalks to install the giant new section.
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Two Atlantis astronauts have embarked on a spacewalk to install the first new elements added to the orbiting International Space Station since the 2003 Columbia shuttle disaster.
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The two astronauts hooked up the newest part of the International Space Station, a 35,000-pound truss with a solar array.