Spacewalking astronauts encountered leaking ammonia and minor glove damage while performing plumbing work outside the International Space Station on Friday, then fell so far behind that they had to leave a radiator job undone.
NASA's yearlong spaceman, Scott Kelly, chalked up his first spacewalk Wednesday just hours before he sets a record for the nation's longest trip off the planet.
Two Russian cosmonauts on Monday added new equipment outside the International Space Station and took pictures to study its exterior during a five-and-a-half hour spacewalk.
(AP)—American astronauts will venture back out for a spacewalk this weekend, despite a helmet water leak on their previous trip outside the International Space Station.
(AP)—Astronauts are spacewalking at the International Space Station for the second week in a row.
On Oct. 7, NASA astronaut Reid Wiseman (pictured here) and European Space Agency astronaut Alexander Gerst completed the first of three spacewalks for the Expedition 41 crew aboard the International Space Station.
ESA astronaut Alexander Gerst has spent four months in the relative safety of the International Space Station but on Tuesday he will venture into open space with NASA astronaut Reid Wiseman on a seven-hour spacewalk.
Spacewalking astronauts launched a tiny Peruvian research satellite Monday, setting it loose on a mission to observe Earth.
A pair of spacewalking astronauts managed to install a new antenna and complete other work Thursday outside the International Space Station, despite stubborn equipment.
Two US astronauts are preparing to step out on a brief spacewalk Wednesday to install a backup computer at the International Space Station after one failed earlier this month.