NASA astronauts, after conducting three spacewalks, have successfully installed a new ammonia pump m...

NASA astronauts Doug Wheelock and Tracy Caldwell Dyson have successfully removed the failed ammonia ...

The spacewalk on Wednesday will begin an hour later than earlier planned during which two NASA astro...

Astronauts on the International Space Station (ISS) will have to perform a third unplanned spacewalk...

The space agency has put off the first spacewalk, earlier slated for Friday, to Saturday and the sec...

The first spacewalk will begin at around 1100 GMT (1630IST) on Thursday with a second planned for no...

The two cosmonauts, set out on a six-hour mission to outfit the Rassvet scientific module, have appa...

The two cosmonauts presently on orbit will conduct a spacewalk to fix the Rassvet (MIM-1) module in ...

International Space Station crew will have a busy weekend due to preparation for Atlantis departure....