Shuttle-Centaur was a version of the Centaur upper stage rocket designed to be carried aloft inside the Space Shuttle and used to launch satellites into...

needed] Shuttle-Centaur was a proposed Space Shuttle upper stage. To enable its installation in shuttle payload bays, the diameter of the Centaur's hydrogen...

and Shuttle-Centaur – were scrapped to improve crew safety; Challenger and Atlantis were the only orbiters modified to conduct Shuttle-Centaur launches...

of testing the Space Shuttle system, and its heavier mass and internal airlock made it less than ideal for planned Shuttle-Centaur launches and dockings...

requirements led to lack of transparency in the program. The proposed Shuttle-Centaur program, cancelled in the wake of the Challenger disaster, would have...

Vulcan Centaur is a two-stage-to-orbit, expendable, heavy-lift launch vehicle created and operated by United Launch Alliance (ULA). It is principally...

requirements led to lack of transparency in the program. The proposed Shuttle-Centaur program, cancelled in the wake of the Challenger disaster, would have...

retirement of NASA's Space Shuttle fleet took place from March to July 2011. Discovery was the first of the three active Space Shuttles to be retired, completing...

Air Force Station shortly before the STS-6 Space Shuttle mission. Development of the Shuttle-Centaur was halted after the Challenger disaster, and the...

integration of the liquid-fueled Shuttle-Centaur upper-stage rocket. In May 1985 he was named commander of the Centaur-boosted Ulysses solar probe mission...