HOUSTON - NASA is more confident in itsability to make minor in-flight repairs to a shuttle's heat shield after asuccessful test during a Wednesdayspacewalk outside the Discovery orbiter, according to ...

HOUSTON - Two shuttle astronauts wentthrough the motions of an orbiter heat shield repair while perched at the endof an extra-long robotic arm during a Saturday spacewalk outside the ...

When the space shuttle Discovery launches its seven-astronaut crew Saturday, tucked inside its cargo bins will be two new tools for heat shield repair and a remote control landing, though neither are ...

HOUSTON — Astronaut Steve Robinson will make an unprecedented spacewalk beneath the belly of shuttle Discovery tomorrow to remove two small strips of material sticking out of the ship’s heat shielding ...

Astronauts aboard the International Space Station are preparing for a spacewalk on Thursday to test a heat shield repair technique and replace a failed circuit breaker. It will be the fourth of five ...

Add articles to your saved list and come back to them any time. Two astronauts stepped into the void Thursday in a spacewalk to try out new repair techniques on shuttle Endeavour's heat shield, a ...