U.S. Space Command has accepted the 10th satellite of the Wideband Global Satellite Communication constellation following the completion of on-orbit testing performed by a team of engineers and operators from the U.S. Air Force, Army and
MoreDefense Secretary Ash Carter has said the Pentagon must continue its purchases of Russian RD-180 rocket engines until the U.S. can find an alternative to the United Launch Alliance‘s Atlas V, Breaking Defense reported Wednesday.
More