By Marina Malenic PROMONTORY, Utah--As uncertainty over the future of its ambitious Constellation program grows, NASA yesterday aborted a horizontal ground-firing test of a key program element--the first stage of the Ares I moon rocket--due to a malfunction of a hydraulic system component. "This test is really important to the program, and it is very rare for the system to have such a problem," Charlie Precourt, vice president for space launch systems at Ares I first stage prime contractor ATK,…
NASA Scrubs Key Ares Test With U.S. Manned Space Program in Limbo
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