The U.S. House Armed Services Committee has recommended putting the brakes once again on the Pentagon's long-deferred plans to develop a constellation of missile tracking satellites. In marking up the 2013 defense authorization bill, the committee recommended providing $50 million for the Precision Tracking Space System (PTSS), a constellation of low-orbiting satellites that would track ballistic missiles as they coast through space. The U.S. Missile Defense Agency (MDA) requested $297.4 million for the program, which has struggled to win congressional support since it was proposed a few years ago.
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