Thisstory was updated at 10:20 p.m. EST. NASA hasdelayed the planned Feb. 12 launch of the space shuttle Discovery by at least aweek to allow extra time to evaluate vital fuel valves on the spacecraft ...

NASA engineers are testing a leaky helium valve on thespace shuttle Discovery to see if the shuttle can still launch to theInternational Space Station next month or if it must stand down for repairs.

NASA has finally settled on a Wednesday night launch for space shuttle Discovery. The flight to the international space station was originally set for mid-February, but was delayed four times because ...

The 5.5 × 12.2-mm IMH shuttle valve has a nondetented, selective design to solve problems with hydraulic isolation in manifolds The 5.5 × 12.2-mm IMH shuttle valve has a nondetented, selective design ...

A suspect fuel valve on the space shuttle Discovery functioned correctly five times during launch pad tests on Wednesday, NASA said. The results mean there's still a chance that NASA will go ahead ...

The 375 detented shuttle valve is for high-pressure applications with system pressures up to 5,000 psi The 375 detented shuttle valve is for high-pressure applications with system pressures up to ...