Astronauts take 3rd, final spacewalk; valve stuck

(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.

Space shuttle blasts off, finally flying on try 3

(AP) -- Space shuttle Discovery and seven astronauts blazed into orbit Saturday on a spectacular midnight flight to the international space station, hauling up a treadmill named after a TV funnyman and thousands of pounds ...

NASA delays shuttle Discovery launch

NASA on Thursday delayed the launch of the space shuttle Discovery until 0359 GMT Saturday so mission specialists could review tests on a faulty valve, the US space agency said.

Bad valve forces NASA to call off shuttle launch

(AP) -- NASA called off the launch of space shuttle Discovery on Tuesday, the second day in a row the liftoff was scrubbed, this time because of a bad fuel valve.

Discovery Set for Aug. 25 Launch

(PhysOrg.com) -- The Flight Readiness Review for space shuttle Discovery's STS-128 mission has concluded, setting the launch date for Tuesday, Aug. 25 at 1:36 a.m. EDT.

Damage eyed as shuttle heads toward space station

(AP) -- Space shuttle Endeavour rocketed toward the international space station Thursday as engineers on Earth pored over launch pictures that showed debris breaking off the fuel tank and striking the craft.

NASA uncovers cause of shuttle delay

Engineers from the US space agency NASA think they have discovered the cause of a hydrogen leak which twice delayed a high-profile shuttle launch this month, according to the agency.

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