December 13, 2019

Unscheduled spacewalk on tap Monday

December 20, 2015

An unexpected, quickly-planned spacewalk is on tap Monday to troubleshoot a problem preventing the International Space Station’s robot arm transporter from reaching a worksite where it can be locked down, a requirement before a Russian Progress cargo ship can dock later in the week.

Spacewalk snapshots show recent station EVAs

November 16, 2015

Clad in white spacesuits, astronauts Scott Kelly and Kjell Lindgren recently floated outside the International Space Station on a pair of spacewalks, and the duo carried cameras with them to document the excursions.

Spacewalkers reconfigure station cooling system

November 6, 2015

Space station commander Scott Kelly and Kjell Lindgren carried out a busy but mostly trouble-free spacewalk Friday, routing ammonia coolant back to the prime radiator used by one of the lab’s solar arrays and bypassing a secondary radiator that was activated three years ago to help pinpoint a coolant leak.

Kelly, Lindgren set for second spacewalk

November 5, 2015

Space station commander Scott Kelly and flight engineer Kjell Lindgren are gearing up for their second spacewalk in nine days Friday, a planned six-and-a-half-hour excursion to reconfigure the ammonia cooling system used by one of the lab’s sets of solar arrays.

Station astronauts complete tedious spacewalk

October 28, 2015

Space station commander Scott Kelly and Kjell Lindgren carried out a tedious seven-hour 16-minute spacewalk Wednesday, installing cables needed for a new docking mechanism, mounting insulation panels on a physics experiment to improve cooling and lubricating the latching mechanism of the station’s robot arm.

Station astronauts gearing up for spacewalk Wednesday

October 27, 2015

Expedition 45 commander Scott Kelly and flight engineer Kjell Lindgren have switched their spacesuits to battery power to begin planned six-and-a-half-hour spacewalk Wednesday outside the International Space Station.

Astronauts munch on space-grown lettuce

August 10, 2015

Amid a Russian spacewalk to carry out routine maintenance and inspections outside the International Space Station, two NASA astronauts and a Japanese crewmate staged a culinary first in orbit — harvesting and eating a few leaves of leafy, space-grown red romaine lettuce.

NASA marks 50th anniversary of first spacewalk

June 3, 2015

Two-and-a-half months after cosmonaut Alexey Leonov became the first human to walk in space, NASA astronaut Ed White floated out of his cramped Gemini 4 capsule 50 years ago Wednesday to become the first American spacewalker.

Astronauts install antennas for commercial crew capsules

March 1, 2015

Astronauts Terry Virts and space station commander Barry “Butch” Wilmore ventured back outside Sunday for their third spacewalk in eight days to complete initial preparations for upcoming dockings by commercially developed Boeing and SpaceX crew ferry ships.

NASA approves Sunday spacewalk

February 28, 2015

International Space Station managers Friday cleared astronauts Barry “Butch” Wilmore and Terry Virts to proceed with a third spacewalk Sunday, as originally planned, after concluding a small amount of water in Virts’ space helmet after an EVA Wednesday was an understood condition and not a threat to crew safety.

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