(AP) -- A pair of spacewalking astronauts finished installing a fresh storage tank outside the International Space Station on Tuesday, but a stuck valve was threatening to jeopardize half of the cooling system.
(AP) -- A pair of astronauts finished installing a fresh storage tank outside the International Space Station on Tuesday, accomplishing a main mission objective that required three spacewalks.
(AP) -- Spacewalking astronauts had to pull out a hammer and pry bar while attaching a big, new tank full of ammonia coolant to the International Space Station on Sunday, successfully driving in a stiff bolt after two frustrating ...
(AP) -- A pair of spacewalking astronauts disconnected an old empty ammonia tank outside the International Space Station on Friday and got a new one ready to put in its place.
(AP) -- NASA has cleared Discovery for a Monday morning launch to the International Space Station, the last scheduled liftoff in darkness for the soon-to-retire shuttle program.
(AP) -- NASA's countdown clocks began ticking Friday for next week's launch of shuttle Discovery on a space station supply run, one of only four remaining.
Just before midnight last night, space shuttle Discovery began its slow roll from the Vehicle Assembly Building to Launch Pad 39A at NASA's Kennedy Space Center in Florida. Riding aboard the crawler-transporter, the shuttle ...
(AP) -- Space shuttle Endeavour and its six astronauts closed out the last major construction mission at the International Space Station with a smooth landing in darkness that struck many as bittersweet.
China aims to land its first astronauts on the moon within a decade at the dawn of a new era of manned space exploration -- a race it now leads thanks to the US decision to drop its lunar programme.
(AP) -- In a highly anticipated grand finale to their mission, astronauts opened the shutters on the International Space Station's new observation deck Wednesday and were humbled by "absolutely spectacular" views of Earth ...