Aviation Week & Space Technology reports that “U. S. intelligence agencies believe China performed a successful anti-satellite (asat) weapons test at more than 500 mi. altitude Jan. 11 destroying an aging Chinese weather satellite target with a kinetic kill vehicle launched on board a ballistic missile.” Jeffrey Lewis, executive director of the Managing the Atom Project at Harvard’s Belfer Center, reports on his blog, Arms Control Wonk, that the test is now “an open secret inside the US defense community.” He even takes a shot at identifying which satellite the Chinese shot down: